BOS - BTS

$332 Find Cheap Flights from Boston to Bratislava - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$830
Typical prices: $516-$886
Multiple Airlines
Sun 1/14Thu 1/18
BOS - BTS • 1 stop
Cheapest one-way
$332
Typical prices: $406-$519
Multiple Airlines
Thu 9/27
BOS - BTS • 3 stops
Top layover airports
Reykjavik Keflavik Intl (KEF)
Cheapest • Avg $635 (round-trip)
Istanbul (IST)
Shortest trip • 13h 44m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Bratislava!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boston to Bratislava (BOS-BTS)

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

Recent round-trip flight deals from Boston to Bratislava

Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
5:45 pm - 7:10 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
19h 25m1 stop Dublin
Multiple Airlines Logo
6:00 am - 6:59 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
18h 59m2 stops Barcelona-El Prat Dublin
$830Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
9:15 pm - 7:10 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
15h 55m1 stop Dublin
Multiple Airlines Logo
11:40 am - 6:59 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
13h 19m1 stop Dublin
$905Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
7:50 pm - 7:10 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
17h 20m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
5:05 pm - 2:40 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
27h 35m2 stops Barcelona-El Prat Lisbon Humberto Delgado
$908Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
7:50 pm - 11:40 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
21h 50m3 stops Reykjavik Keflavik Intl Dublin Barcelona-El Prat
Multiple Airlines Logo
5:05 pm - 2:40 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
27h 35m2 stops Barcelona-El Prat Lisbon Humberto Delgado
$952Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
5:50 am - 6:35 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
30h 45m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat
Multiple Airlines Logo
3:35 pm - 8:20 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
34h 45m2 stops Milan Malpensa Lisbon Humberto Delgado
$982Multiple Airlines
Thu, Jan 14 - Mon, Jan 18
Multiple Airlines Logo
7:50 pm - 11:40 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
21h 50m3 stops Reykjavik Keflavik Intl Dublin Barcelona-El Prat
Multiple Airlines Logo
6:00 am - 8:00 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
20h 00m3 stops Barcelona-El Prat Lisbon Humberto Delgado Ponta Delgada Nordela
$1,023Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
10:50 am - 6:35 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
25h 45m3 stops Toronto Pearson Intl Halifax Intl Barcelona-El Prat
Multiple Airlines Logo
3:35 pm - 8:20 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
34h 45m2 stops Milan Malpensa Lisbon Humberto Delgado
$1,123Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
Multiple Airlines Logo
10:50 am - 6:35 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
25h 45m3 stops Toronto Pearson Intl Halifax Intl Barcelona-El Prat
Multiple Airlines Logo
6:00 am - 9:26 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
21h 26m3 stops Tirana Rinas Munich Franz Josef Strauss Montreal Pierre Elliott Trudeau Intl
$1,388Multiple Airlines
Booking Insights

Price, demand and travel trends for Boston to Bratislava flights

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

What is the most popular layover airport when flying from Boston to Bratislava?

Istanbul (IST) and Reykjavik Keflavik Intl (KEF) are the most popular layovers for the Boston to Bratislava route. 50% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via IST or KEF.

What is the cheapest layover airport when flying from Boston to Bratislava?

Flights via Reykjavik Keflavik Intl (KEF) offer the most affordable fares, with an average round-trip price of $635. Based on KAYAK data over the past 3 months.

When flying from Boston to Bratislava which airport offers the shortest layover?

Reykjavik Keflavik Intl (KEF) had the shortest average connection time for Boston to Bratislava layovers at 370 minutes over the past 3 months.

Find deals

Key details for Boston to Bratislava flights

Cheapest flight

$332
Flight from Boston to Bratislava

When to book flights from Boston to Bratislava

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

Your Boston to Bratislava flight questions, answered

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

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

    Flights from Boston to Bratislava usually depart from Boston Logan Intl (BOS) and arrive at Bratislava - M. R. Štefánik (BTS).

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

    Only Economy Class is available on flights from Boston to Bratislava.

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

    Connecting flights from Boston to Bratislava most commonly pass through:

    • Istanbul (IST) - 50% of one-stop connections
    • Reykjavik Keflavik Intl (KEF) - 50% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 42% on the Boston to Bratislava route. Monday is the cheapest departure day at $516 round-trip on average, while Tuesday is the most expensive at $886, a difference of $370. 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 popular places can I visit in Bratislava?

    Some of the most popular sights in Bratislava are Bratislava City Centre, Hviezdoslavovo námestie and Petrzalka Horse Racing Track. These are among the most viewed places in Bratislava on KAYAK.

  • How long is a flight from Boston to Bratislava?

    There are currently no nonstop flights available from Boston to Bratislava. Flights with 1 layover take between 10h 55m and 13h 44m in total, depending on the connection.

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

    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 Boston to Bratislava changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $830 to $1,388. That means the highest observed fare was about 67% higher than the lowest one.

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

    One-way fares from Boston to Bratislava are currently lower than usual. Average one-way flight prices are about $354, which is 23% below the typical average for this route.

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

    Flying via Reykjavik Keflavik Intl (KEF) gives the shortest average 1-stop total travel time at 10h 55m, compared with 13h 44m via Istanbul (IST).

  • What is the time difference between Boston and Bratislava?

    Bratislava is 6 hours ahead of Boston (Central European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Bratislava - M. R. Štefánik Airport (BTS)?

    Bratislava - M. R. Štefánik Airport (BTS) hosts 5 major car rental companies, with daily rates starting from around $12 for economy cars. Top options include:
    · Budget
    · Payless
    · Europcar
    · SURPRICE CAR RENTAL
    · Avis

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

    Round-trip flights from Boston to Bratislava range from $516 to $886, with an average of $886 over the past 12 months. Anything below $516 counts as a good deal.

Your guide to booking Boston to Bratislava 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 Monday departure instead of Tuesday. On this route, Monday flights average $516 - about $370 less than Tuesday (42% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bratislava - M. R. Štefánik Airport.
    - NH Bratislava Gate One
    - Aviator Garni Hotel Bratislava
    - Hotel Avion

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

Information on your arrival and departure airports

Boston (BOS)
Bratislava (BTS)