LIS - BOS

$521 Find Cheap Flights from Lisbon to Boston - Compare and Save

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Everything you should know

Cheapest round-trip
$521
Typical prices: $580-$891
TAP AIR PORTUGAL
Fri 2/9Thu 2/15
LIS - BOS • Non-stop
Cheapest one-way
$538
Typical prices: $504-$793
Iberia
Sat 11/17
LIS - BOS • 1 stop
Advice from real travelers
TAP's A330neo has a 2-4-2 economy layout, with better window-seat privacy.
KLM Premium Comfort adds two checked bags; Delta Premium Select boosts legroom.
Expert advice
+1
Expert advice
+1
Nonstop flights
You can fly direct with TAP AIR PORTUGAL and Delta. Average duration is 7h 54m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 85% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 20 weeks in advance save around 26% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 20% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $432 (round-trip)
Shortest trip • 9h 59m (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 Lisbon to Boston (LIS-BOS)

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

Recent round-trip flight deals from Lisbon to Boston

Tue, Feb 9 - Mon, Feb 15
TAP AIR PORTUGAL Logo
11:45 am - 2:45 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
8h 00mnonstop
TAP AIR PORTUGAL Logo
6:00 pm - 5:35 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
6h 35mnonstop
$521TAP AIR PORTUGAL
Thu, Dec 3 - Sun, Dec 13
Iberia Logo
6:30 am - 6:25 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
16h 55m1 stop Madrid Barajas
Iberia Logo
7:15 pm - 11:25 pmBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
23h 10m2 stops London Heathrow Madrid Barajas
$521Iberia
Tue, Nov 24 - Tue, Jan 12
TAP AIR PORTUGAL Logo
11:45 am - 2:45 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
8h 00mnonstop
TAP AIR PORTUGAL Logo
6:00 pm - 5:35 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
6h 35mnonstop
$522TAP AIR PORTUGAL
Thu, Nov 5 - Sat, Nov 14
Iberia Logo
6:30 am - 5:40 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
16h 10m1 stop Madrid Barajas
Iberia Logo
8:00 pm - 6:05 pmBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
17h 05m1 stop Madrid Barajas
$523Iberia
Thu, Nov 5 - Sat, Nov 14
Delta Logo
5:00 am - 2:13 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
14h 13m1 stop Amsterdam Schiphol
Delta Logo
4:55 pm - 11:25 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
13h 30m1 stop Paris Charles de Gaulle
$544Delta
Thu, Nov 5 - Sat, Nov 14
Delta Logo
5:00 am - 2:13 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
14h 13m1 stop Amsterdam Schiphol
Delta Logo
9:40 pm - 9:00 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
6h 20mnonstop
$547Delta
Sat, Dec 5 - Sat, Dec 12
KLM Logo
5:00 am - 2:20 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
14h 20m1 stop Amsterdam Schiphol
KLM Logo
9:35 pm - 9:00 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
6h 25mnonstop
$547KLM
Thu, Nov 5 - Sun, Nov 15
KLM Logo
5:00 am - 2:13 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
14h 13m1 stop Amsterdam Schiphol
KLM Logo
9:35 pm - 8:55 amBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
6h 20mnonstop
$547KLM
Fri, Nov 13 - Fri, Jan 8
Air France Logo
10:55 am - 1:39 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
7h 44mnonstop
Air France Logo
6:20 pm - 3:10 pmBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
15h 50m1 stop Paris Charles de Gaulle
$561Air France
Thu, Nov 12 - Thu, Jan 14
Air France Logo
11:15 am - 1:59 pmLIS  Lisbon Humberto Delgado-BOS Boston Logan Intl
7h 44mnonstop
Air France Logo
6:20 pm - 5:30 pmBOS  Boston Logan Intl-LIS Lisbon Humberto Delgado
18h 10m1 stop Paris Charles de Gaulle
$561Air France
Booking Insights

Price, demand and travel trends for Lisbon to Boston flights

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

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

Round-trip flights from Lisbon to Boston typically range from $580 to $891. The lowest price found in the past 5 days was $521, on TAP AIR PORTUGAL.

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

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Lisbon to Boston. It’s 7% cheaper than the average day, while Saturday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Lisbon to Boston?

•October is the cheapest month to fly from Lisbon to Boston at $581 round-trip.
•July ($931) and August ($892) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 60% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Lisbon to Boston the cheapest?

Flights from Lisbon to Boston are cheapest 20 weeks before departure. Booking in this window typically costs about 26% 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 Lisbon to Boston

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

Duncan Madden

Expert on TAP AIR PORTUGAL and LIS

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

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.

Blane Bachelor

Blane Bachelor

Expert on Air France, 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.

Key details for Lisbon to Boston flights

Low season

March

Cheapest flight

$521
Beat the crowds with an average 48% drop in travelers.
The most popular month to fly with an average 40% increase in travelers.
Round-trip flight from Lisbon to Boston

When to book flights from Lisbon to Boston

Are your dates flexible? Find out the best times to travel from Lisbon 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 Lisbon to Boston: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Lisbon to Boston 
Verified travelerFlew with TAP AIR PORTUGAL-Aug 2026
If you are upgrading your flight, MAKE SURE that you speak with someone at a ticket counter or baggage check-in counter to make sure that they know your same bags are connected to the upgraded ticket, otherwise they will lose your luggage like they did mine!
BijanFlew with TAP AIR PORTUGAL-Jul 2026
Use a direct flight. Connecting flights are brutally exhausting.
Sheena-Jun 2024
Be easy for the longer lines for passports and going through customs. Give your self plenty of time.

Your Lisbon to Boston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

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

    • Earliest: departs at 10:55 am and lands at 6:49 pm
    • Latest: departs at 5:40 pm and lands at 1:34 am.

    The flight takes about 7h 54m.

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

    Four cabin classes are available on flights from Lisbon to Boston:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Lisbon to Boston?

    A nonstop flight from Lisbon to Boston takes 7h 54m, covering 3,182 miles.

  • Do I need a passport to fly from Lisbon 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.

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

    Round-trip flights from Lisbon to Boston range from $580 to $891, with an average of $728 over the past 12 months. Anything below $580 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 15% above the $728 route average. Book 20 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $432 round-trip via Reykjavik Keflavik Intl (KEF), compared to $738 for nonstop.

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $51–$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 Lisbon to Boston?

    The Airbus A330-900neo family is used most often on this route, operated mainly by KLM and Virgin Atlantic. Other aircraft seen on the route include Airbus A321neo variants.

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

    Morning is the busiest departure period on Lisbon to Boston flights, with 67% of flights leaving in that window. Evening departures account for 33%, afternoon flights for 0%, and night flights for 0%.

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

    Four airlines offer in-flight Wi-Fi on Lisbon to Boston flights:

    • Air France
    • Delta
    • KLM
    • Virgin Atlantic

    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.

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

    One-way fares from Lisbon to Boston are currently lower than usual. Average one-way flight prices are about $574, which is 7% below the typical average for this route.

  • 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

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

    Flights from Lisbon to Boston usually depart from Lisbon Humberto Delgado (LIS) and arrive at Boston Logan Intl (BOS).

  • What time of day has the fewest delays on flights from Lisbon to Boston?

    Afternoon flights have the fewest delays on this route, while morning departures tend to have the most.

  • At what point is a flight considered delayed from Lisbon 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 Lisbon to Boston route, 19% of flights were delayed in the past 3 months, with delays averaging 2h 21m.

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

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

    • Madrid Barajas (MAD) - 20% of one-stop connections
    • Barcelona-El Prat (BCN) - 17% of one-stop connections
    • London Heathrow (LHR) - 12% of one-stop connections
    • Paris Charles de Gaulle (CDG) - 9% of one-stop connections

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

    Yes. Flexible dates can save you up to 15% on flights from Lisbon to Boston. Thursday is the cheapest departure day at $681 round-trip on average, while Saturday is the most expensive at $800, a difference of $119.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Lisbon to Boston?

    2 airlines operate flights between Lisbon and Boston. The airlines offering nonstop flights on this route include:

    • TAP AIR PORTUGAL
    • Delta

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

    Flying via Porto (OPO) gives the shortest average 1-stop total travel time at 9h 59m, compared with 10h 11m via Ponta Delgada Nordela (PDL) and 11h 23m via Montreal Pierre Elliott Trudeau Intl (YUL).

  • What is the time difference between Lisbon and Boston?

    Boston is 4 hours behind Lisbon (Eastern Time vs Western European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Boston?

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

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

    Among airlines operating Lisbon to Boston flights:

    • TAP AIR PORTUGAL: offers extra legroom; offers free seat selection
    • Air France: offers extra legroom; offers free seat selection
    • Delta: offers free seat selection
    • KLM: offers free seat selection
    • JetBlue: offers free seat selection

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

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

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

    • TAP AIR PORTUGAL: a cabin bag and a checked bag in Economy Class
    • Air France: a cabin bag and a checked bag in Economy Class
    • Delta: a cabin bag and a checked bag in Economy Class

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

  • Which other cities can I visit when I fly to Lisbon to Boston?

    Consider a flight from Lisbon to Boston as an opportunity to visit several other cities in Massachusetts, apart from Boston. Some of the cities served by BOS, which you can conveniently visit upon landing, include Arlington, Belmont, and Avon.

  • Can I fly with my pet from Lisbon to Boston?

    All flights from Lisbon to Boston are pet-friendly. Both Boston Logan International Airport and Lisbon International Airport have designated pet relief areas. At BOS, the pet relief area is located near Gate E7 in the Terminal E after the security.

  • How do I connect to Lisbon International Airport from downtown Lisbon?

    An affordable way to get from downtown Lisbon to Lisbon International Airport is by using Greyhound buses. The bus takes about 20 minutes to arrive at LIS from downtown Lisbon. Another popular alternative means of transport is a taxi, which is ideal for those who want to take the shortest time possible to the airport from downtown Lisbon.

  • Are there car rentals at Boston Logan International Airport?

    Yes. It is possible to reserve a rental car from any of the major Boston car rentals at the airport’s car rental center, located at a walkable distance from the baggage claim area. Car rentals offer higher flexibility to travelers who want to visit various off-road destinations while in Boston.

Your guide to booking Lisbon to Boston flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Saturday. On this route, Thursday flights average $681, about $119 less than Saturday fares (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 20 weeks before you fly. On this route, that window historically saves about 26% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Lisbon to Boston trip for October. Fares historically average $581 round-trip in that month - typically $350 less than the most expensive month, which is July (based on the last 12 months).
  • For the best chance of arriving on time, fly with Delta. Over the past three months, 85% of Delta flights from Lisbon to Boston arrived on time, slightly above the route average of 81%. When flights on this route arrive late, they're delayed by an average of 2h 21m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Reykjavik Keflavik Intl Airport (KEF) can be cheaper than flying direct. The cheapest layover option averages $432 round-trip on this route - about $306 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.

    • Hyatt Regency Boston Harbor
    • Hilton Garden Inn Boston Logan Airport
    • Hilton Boston Logan Airport
  • Boston Logan International Airport (BOS) is where the majority of flights from Lisbon to Boston. The ease of access and higher reliability are its key benefits over other airports. Since the airport lies in the middle of Boston, it is simpler for visitors to get to various locations from the airport utilizing various modes of transportation.
  • If you are coming from BOS to central Boston, no other means of transport beats the free Sliver line of the bus system. These buses ferry passengers all terminals of the airport and drop them at various stops in the city.. However, you can also connect from airport using a taxi to the city center. Taxis offer the fastest means of transport to the city center from the airport despite being considerably expensive.
  • If you flight from Lisbon to Bost arrives at BOS late at night you can spend your night before at one of the hotels closest to BOS. Located about 0.7 miles from the airport, Hilton Boston Logan Airport is a suitable hotel option for you. The hotel has free airport shuttles that provide safe and convenient means of transport from the airport.
  • Most travelers flying from Lisbon to Boston depart from Lisbon International Airport (LIS). This is located centrally in Lisbon, hence offering convenience to those who want to connect from different parts of the city. You can enjoying viewing landing and taking off planes from the observation area on the south side of the airstrip before boarding your flight from the airport.
  • If you treveling with your kids from Lisbon to Boston, consider booking a flight with American Airlines. The airline is popular for is exciting onboard amenities, among them being spacious seats with an extra legroom, which ensure you and your kids remain comfortable the entire journey. Your young ones can also enjoy endless kid- friendly entertainment.

Prefer to fly direct from Lisbon to Boston?

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

Direct departures

Lisbon Humberto Delgado to Boston Logan Intl

Monday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Tuesday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Wednesday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Thursday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Friday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Saturday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Sunday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

See more direct flights

Direct returns

Boston Logan Intl to Lisbon Humberto Delgado

Monday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Tuesday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Wednesday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Thursday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Friday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Saturday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

Sunday

Delta,TAP AIR PORTUGAL

Delta,TAP AIR PORTUGAL

See more direct flights

More options for your flight from Lisbon to Boston

Complete your trip to Boston with a hotel stay or car rental