DUB - BOS

$496 Find Cheap Flights from Dublin to Boston - Compare and Save

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Everything you should know

Cheapest round-trip
$570
Typical prices: $521-$807
JetBlue
Tue 10/2Tue 10/9
DUB - BOS • Non-stop
Cheapest one-way
$496
Typical prices: $471-$741
JetBlue
Thu 10/11
DUB - BOS • 1 stop
Advice from real travelers
Dublin’s U.S. pre-clearance speeds Boston arrival; arrive 3 hours early.
JetBlue adds free Wi-Fi; on Aer Lingus, a forward seat is quieter on A330s.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with Aer Lingus, Delta and JetBlue. Average duration is 7h 10m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 91% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 7 weeks in advance save around 31% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 29% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $444 (round-trip)
Shortest trip • 10h 17m (one-way)
Insights
Insights
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We hope you love your trip to Boston!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Dublin to Boston (DUB-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dublin to Boston

Fri, Oct 2 - Fri, Oct 9
JetBlue Logo
10:40 am - 12:51 pmDUB  Dublin-BOS Boston Logan Intl
7h 11mnonstop
JetBlue Logo
9:04 pm - 8:20 amBOS  Boston Logan Intl-DUB Dublin
6h 16mnonstop
$570JetBlue
Thu, Oct 8 - Wed, Oct 14
JetBlue Logo
10:40 am - 12:51 pmDUB  Dublin-BOS Boston Logan Intl
7h 11mnonstop
JetBlue Logo
9:04 pm - 8:20 amBOS  Boston Logan Intl-DUB Dublin
6h 16mnonstop
$571JetBlue
Wed, Nov 4 - Sun, Nov 8
Scandinavian Airlines Logo
7:05 pm - 3:40 pmDUB  Dublin-BOS Boston Logan Intl
25h 35m1 stop Kastrup Copenhagen
Scandinavian Airlines Logo
5:35 pm - 11:45 amBOS  Boston Logan Intl-DUB Dublin
13h 10m1 stop Kastrup Copenhagen
$571Scandinavian Airlines
Thu, Oct 1 - Thu, Oct 8
Scandinavian Airlines Logo
7:50 pm - 3:35 pmDUB  Dublin-BOS Boston Logan Intl
24h 45m2 stops Stockholm Arlanda Kastrup Copenhagen
Scandinavian Airlines Logo
5:40 pm - 7:05 pmBOS  Boston Logan Intl-DUB Dublin
20h 25m2 stops Kastrup Copenhagen Stockholm Arlanda
$572Scandinavian Airlines
Fri, Oct 9 - Mon, Oct 19
Iberia Logo
9:30 am - 7:13 pmDUB  Dublin-BOS Boston Logan Intl
14h 43m1 stop Philadelphia
Iberia Logo
12:29 pm - 9:05 amBOS  Boston Logan Intl-DUB Dublin
15h 36m2 stops New York John F Kennedy Intl Madrid Barajas
$574Iberia
Wed, Sep 30 - Wed, Oct 7
Aer Lingus Logo
12:45 pm - 2:55 pmDUB  Dublin-BOS Boston Logan Intl
7h 10mnonstop
Aer Lingus Logo
5:25 pm - 4:35 amBOS  Boston Logan Intl-DUB Dublin
6h 10mnonstop
$578Aer Lingus
Sun, Oct 4 - Sun, Oct 11
Iberia Logo
9:30 am - 7:04 pmDUB  Dublin-BOS Boston Logan Intl
14h 34m1 stop Philadelphia
Iberia Logo
12:29 pm - 9:05 amBOS  Boston Logan Intl-DUB Dublin
15h 36m2 stops New York John F Kennedy Intl Madrid Barajas
$580Iberia
Thu, Oct 1 - Thu, Oct 8
Air France Logo
3:00 pm - 5:13 pmDUB  Dublin-BOS Boston Logan Intl
7h 13mnonstop
Air France Logo
11:40 pm - 10:45 amBOS  Boston Logan Intl-DUB Dublin
6h 05mnonstop
$585Air France
Wed, Sep 9 - Sun, Sep 13
Aer Lingus Logo
12:45 pm - 2:55 pmDUB  Dublin-BOS Boston Logan Intl
7h 10mnonstop
Aer Lingus Logo
9:15 pm - 8:25 amBOS  Boston Logan Intl-DUB Dublin
6h 10mnonstop
$586Aer Lingus
Fri, Oct 9 - Tue, Oct 13
Air France Logo
3:00 pm - 5:13 pmDUB  Dublin-BOS Boston Logan Intl
7h 13mnonstop
Air France Logo
5:10 pm - 8:15 amBOS  Boston Logan Intl-DUB Dublin
10h 05m1 stop Paris Charles de Gaulle
$588Air France
Booking Insights

Price, demand and travel trends for Dublin to Boston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Dublin to Boston with more confidence.

How much is a round-trip flight from Dublin to Boston?

Round-trip flights from Dublin to Boston start at $570. Prices are typical for this route right now, with typical round-trip fares ranging from $521 to $807. The lowest price found in the past 5 days was $570 on JetBlue.

What's the cheapest day of the week to fly from Dublin to Boston?

Saturday is the cheapest day of the week to fly from Dublin to Boston, it is 7% cheaper than the average day. Monday is the most expensive day with flight prices 7% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Dublin to Boston?

  • November is the cheapest month to fly from Dublin to Boston at $458 round-trip.
  • July ($823) and August ($786) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 79% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Dublin to Boston the cheapest?

Flights from Dublin to Boston are cheapest 7 weeks before departure. Booking in this window typically costs about 31% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Dublin to Boston

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on KLM and BOS

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Marisa Garcia

Marisa Garcia

Expert on Aer Lingus

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on JetBlue

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Ramsey Qubein

Ramsey Qubein

Expert on DUB

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Key details for Dublin to Boston flights

Low season

January

Cheapest flight

$496
Best time to beat the crowds with an average 24% drop in price.
Most popular time to fly with an average 27% increase in price.
Flight from Dublin to Boston

When to book flights from Dublin to Boston

Are your dates flexible? Find out the best times to travel from Dublin to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Flights from Dublin to Boston: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Dublin to Boston 
JimFlew with Aer Lingus-Mar 2026
The A330 is very loud in the back; better to book a forward seat.
TimFlew with Aer Lingus-Jul 2025
Check your bags if traveling to the US if included / possible. It was a long walk for the flight connection and we did US customs and immigration in Dublin, not Boston, which was a first for us.
YaneliFlew with Aer Lingus-Apr 2025
Arrive early (3 hours) because lunes get very busy.

Your Dublin to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What airlines fly non-stop from Dublin to Boston?

    Aer Lingus will fly you directly to Boston’s Logan International Airport (BOS) from Dublin International Airport (DUB). British Airways has a single stop in London Heathrow International Airport (LHR), while United has a layover in Newark International Airport (EWR).

  • Which terminal in Boston International Airport (BOS) is for international arrivals?

    If you are travelling with Aer Lingus you will arrive at Terminal C, while if your flight is with British Airways you can expect to land at Terminal E. If you are flying with United, then your flight will land at Terminal B. From the ground floor of each terminal, you can get a taxi, a rental car, or the blue line if you are heading to Downtown Boston from the airport.

  • Where can I eat when I arrive in Boston?

    There are no restaurants accessible to arriving travellers in Terminal E of Boston International Airport. The only restaurant available in terminal E is after security in departures on the third floor. The closest accessible restaurant is the doughnut shop on the first floor of Terminal C. At Terminal B, you can get a sandwich from one of the famous cafés.

  • Which airlines offer extra legroom and free seat selection on Dublin to Boston flights?

    Among airlines operating Dublin to Boston flights:

    • Aer Lingus: offers extra legroom; offers free seat selection
    • JetBlue: offers extra legroom; offers free seat selection
    • Air France: offers extra legroom; offers free seat selection
    • KLM: offers extra legroom; offers free seat selection
    • Delta: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Dublin to Boston?

    3 airlines operate flights between Dublin and Boston. The airlines offering nonstop flights on this route include:
    • Aer Lingus
    • Delta
    • JetBlue

  • Which airports can I use when flying from Dublin to Boston?

    Flights from Dublin to Boston usually depart from Dublin (DUB) and arrive at Boston Logan Intl (BOS).

  • Which airlines include bags at no extra cost on Dublin to Boston flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Aer Lingus: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag and a checked bag in Economy Class
    • Air France: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Dublin to Boston?

    Two cabin classes are available on flights from Dublin to Boston:

    • Economy Class
    • Business Class

  • How much can I save by taking a layover when flying from Dublin to Boston?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $444 round-trip via Kastrup Copenhagen (CPH), compared to $657 for nonstop.

  • What is the standard checked-bag allowance on flights from Dublin to Boston?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $27–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Dublin to Boston?

    The Airbus A330-300 family is used most often on this route, operated mainly by Aer Lingus and Iberia. Other aircraft seen on the route include Boeing 767-300 (winglets) variants.

  • Which airports do connecting flights from Dublin to Boston pass through?

    One-stop flights from Dublin to Boston most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) - 33% of one-stop connections
    • London Heathrow (LHR) - 25% of one-stop connections
    • Philadelphia (PHL) - 25% of one-stop connections
    • Lisbon Humberto Delgado (LIS) - 3% of one-stop connections

    Reykjavik Keflavik Intl (KEF) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Dublin to Boston?

    On the Dublin to Boston route, being flexible with your departure day can save you up to 13%. Saturday is the cheapest day at $606 round-trip on average, while Monday is the most expensive at $695: a $89 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • At what point is a flight considered delayed from Dublin to Boston?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Dublin to Boston route, 10% of flights were delayed in the past 3 months, with delays averaging 2 hours 52 minutes.

  • How are flight departures from Dublin to Boston spread across the day?

    Morning is the busiest departure period on Dublin to Boston flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are Fenway Park, TD Garden and South Station. These are among the most viewed places in Boston on KAYAK.

  • How long is a flight from Dublin to Boston?

    A nonstop flight from Dublin to Boston takes 7h 10m, covering 2,983 miles.

  • What are the earliest and latest flights from Dublin to Boston?

    These are the earliest and latest flight times available from Dublin to Boston:

    • Earliest: departs at 10:40 am and lands at 5:50 pm
    • Latest: departs at 4:45 pm and lands at 11:55 pm.

    The flight takes about 7h 10m.

  • How expensive are last-minute Dublin to Boston flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 21% above the route average of $646. Book 7 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Dublin to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Dublin to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $571 to $4,149. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Dublin to Boston looking right now?

    One-way fares from Dublin to Boston are currently higher than usual. Average one-way flight prices are about $830, which is 43% above the typical average for this route.

  • How does Delta’s on-time performance compare to other airlines on Dublin to Boston flights?

    Delta is slightly above the route average for timely arrivals, while JetBlue has a lower on-time arrival rate. On-time arrival rates on Dublin to Boston flights are:

    • Delta: 91% on time
    • JetBlue: 90% on time
    • Aer Lingus: 89% on time

    Overall, flights on this route are on time 90% of the time on average.

  • How do delay rates compare for morning and evening flights from Dublin to Boston?

    Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Dublin to Boston?

    Flying via Philadelphia (PHL) gives the shortest average 1-stop total travel time at 10h 17m, compared with 10h 25m via Reykjavik Keflavik Intl (KEF) and 10h 33m via Montreal Pierre Elliott Trudeau Intl (YUL).

  • What is the time difference between Dublin and Boston?

    Boston is 5 hours behind Dublin (Eastern Time vs Irish Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
    · Dollar
    · Hertz
    · Budget
    · Thrifty
    · Sixt

  • How much should I expect to pay for a Dublin to Boston flight?

    Round-trip flights from Dublin to Boston range from $521 to $807, with an average of $646 over the past 12 months. Anything below $521 counts as a good deal.

  • Which airlines offer Wi-Fi on Dublin to Boston flights?

    Three airlines offer in-flight Wi-Fi on Dublin to Boston flights:

    • • Air France
    • • KLM
    • • Delta

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Dublin to Boston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $606 - about $89 less than Monday (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 31% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Dublin to Boston trip for November. Fares historically average $458 round-trip in that month - typically $365 less than the most expensive month, which is July (based on the last 12 months).
  • If arriving on time is high on your priority list, Delta is the strongest pick on this route. 91% of Delta flights from Dublin to Boston arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 90%. When flights on this route do arrive late, the average delay is 2 hours 52 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Kastrup Copenhagen Airport (CPH) can be cheaper than flying direct. The cheapest layover option averages $444 round-trip on this route - about $213 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Boston Logan Intl Airport.
    - Embassy Suites by Hilton Boston at Logan Airport
    - Courtyard by Marriott Boston Logan Airport
    - Hyatt Regency Boston Harbor
  • Boston’s Logan International Airport (BOS) has art installations across its four terminals. Try and spot the Exercise in Fugality Exhibit in the international arrivals terminal.
  • The Silver Line Bus at Logan International Airport travels between all the airport terminals and can take you to South Station if you are trying to get there from the airport.
  • If you’re looking for a book or newspaper to pass the time while you wait for security, Hudsons at Logan International Airport is open from 05:00 until 19:30.
  • If you need to charge your phone once you land at Boston's Logan International Airport (BOS), you should keep an eye out for any seating areas, as they will often have charging stations. Be aware that you will need to pick up an adaptor from duty free.

Prefer to fly direct from Dublin to Boston?

 
Find which airlines fly direct from Dublin Airport to Boston Logan Intl Airport, which days they fly and book direct flights.

Direct departures

Dublin to Boston Logan Intl

Monday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Tuesday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Wednesday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Thursday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Friday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Saturday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Sunday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

See more direct flights

Direct returns

Boston Logan Intl to Dublin

Monday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Tuesday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Wednesday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Thursday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Friday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Saturday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

Sunday

Aer Lingus,Delta,JetBlue

Aer Lingus,Delta, +1 more

See more direct flights

Everything you need to know for your flight from Dublin to Boston

Information on your arrival and departure airports