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Slovakia

$342+ Cheap flights from Boston (BOS) to Slovakia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BTS
May 2 — May 91
Sat 5/2
Sat 5/9
1 adult, Economy
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Cheap flight deals from Boston to Slovakia

Cheapest flights from Boston to Slovakia
Explore the most affordable flight options available from Boston to Slovakia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:50 pm
BOS
-
BTS
1 stop33h 15m
Multiple Airlines
Mon 5/1110:35 pm
BTS
-
BOS
2 stops28h 30m
Multiple Airlines
Deal found 3/28$604
This flugladen.de deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/313:35 pm
BOS
-
BTS
2 stops17h 00m
Multiple Airlines
Mon 8/2410:35 am
BTS
-
BOS
2 stops35h 05m
Multiple Airlines
Deal found 3/29$920
This KAYAK deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/289:40 pm
BOS
-
KSC
1 stop10h 25m
SWISS
Wed 9/22:50 pm
KSC
-
BOS
1 stop11h 05m
SWISS
Deal found 3/31$934
This FlightHub deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:10 pm
BOS
-
KSC
1 stop14h 50m
Multiple Airlines
Mon 9/147:40 pm
KSC
-
BOS
1 stop30h 15m
Multiple Airlines
Deal found 3/31$940
This KAYAK deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:20 pm
BOS
-
KSC
1 stop9h 55m
SWISS
Mon 8/317:40 pm
KSC
-
BOS
1 stop30h 15m
SWISS
Deal found 3/31$984
This FlightHub deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:10 pm
BOS
-
KSC
1 stop14h 50m
Austrian Airlines
Tue 9/12:45 pm
KSC
-
BOS
1 stop29h 05m
Austrian Airlines
Deal found 3/31$992
This Justfly.com deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:10 pm
BOS
-
KSC
1 stop14h 50m
Multiple Airlines
Tue 9/15:25 am
KSC
-
BOS
2 stops18h 42m
Multiple Airlines
Deal found 4/1$993
This KAYAK deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:20 pm
BOS
-
KSC
1 stop14h 45m
SWISS
Sat 8/299:55 am
KSC
-
BOS
1 stop16h 00m
SWISS
Deal found 3/31$994
This FlightHub deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3010:40 am
BOS
-
KSC
2 stops21h 20m
Multiple Airlines
Mon 8/317:40 pm
KSC
-
BOS
1 stop25h 30m
Multiple Airlines
Deal found 3/31$995
This BusinessClass deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:05 pm
BOS
-
KSC
2 stops11h 55m
Multiple Airlines
Tue 9/15:25 am
KSC
-
BOS
2 stops18h 30m
Multiple Airlines
Deal found 3/31$1,005
This KAYAK deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:05 pm
BOS
-
KSC
2 stops11h 55m
Lufthansa
Thu 9/35:25 am
KSC
-
BOS
2 stops20h 45m
Lufthansa
Deal found 4/1$1,009
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:50 pm
BOS
-
BTS
2 stops16h 10m
Multiple Airlines
Tue 4/712:15 pm
BTS
-
BOS
2 stops32h 30m
Multiple Airlines
Deal found 3/31$1,035

Find flight deals from Boston to Slovakia

Keep the following information in mind while searching for Boston to Slovakia flight deals. Data was last updated April 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$604
(Kiwi.com)

One-way from

$326
(Kiwi.com)
Provider with most accurate pricing for Boston Logan Intl-Bratislava - M. R. Štefánik flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Bratislava - M. R. Štefánik flights.
Search Deals
From Boston Logan Intl to Slovakia
Search Deals
One-way flight from Boston Logan Intl to Slovakia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Slovakia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2026.
Use the filters below to find and compare flights from Boston to Slovakia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Mon 5/4

8:50 pm-8:35 pm

2 stops17h 45m

Bratislava - M. R. Štefánik

Mon 5/11

9:00 am-7:10 am

2 stops28h 10m

$964

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Mon 5/4

2:22 pm-2:00 pm

2 stops17h 38m

Košice Barca

Mon 5/11

7:40 pm-7:55 pm

1 stop30h 15m

$1,044

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Mon 5/4

2:22 pm-2:00 pm

2 stops17h 38m

Košice Barca

Mon 5/11

2:45 pm-6:20 pm

2 stops33h 35m

$1,050

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Fri 7/31

3:35 pm-12:25 am

3 stops26h 50m

Bratislava - M. R. Štefánik

Mon 8/24

10:10 pm-8:20 pm

2 stops28h 10m

$1,174

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Thu 7/9

10:05 am-10:55 pm

2 stops30h 50m

Bratislava - M. R. Štefánik

Fri 7/17

11:20 pm-9:27 pm

3 stops28h 07m

$1,194

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Mon 6/15

8:43 am-12:10 pm

2 stops21h 27m

Košice Barca

Mon 6/22

12:30 pm-7:46 am

2 stops25h 16m

$2,796

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Mon 6/15

10:35 am-2:00 pm

2 stops21h 25m

Košice Barca

Mon 6/22

7:40 pm-3:10 pm

1 stop25h 30m

$3,108
Cheapest one-way
Quickest one-way

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Tue 4/7

8:50 pm-7:00 pm

2 stops16h 10m

$342

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Wed 4/8

5:20 pm-9:20 pm

2 stops22h 00m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Sorted by cheapest first

Best time to book a flight from Boston to Slovakia

Have a flexible travel schedule? Discover the best time to fly to Slovakia from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Slovakia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Boston to Slovakia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Slovakia?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Slovakia from Boston.

  • How long is the flight from Boston to Slovakia?

    For as low as $1,050, Austrian Airlines can have you in Slovakia from Boston in 17h 38m. Airlines will cover a distance of 4203 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Boston to Slovakia that include hotel bookings?

    Yes. In addition to deals on Boston to Slovakia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Slovakia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Slovakia.

  • Can I find deals for business class flights from Boston to Slovakia?

    Yes. Cheapflights offers flight deals from Boston to Slovakia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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