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Slovakia

$289+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BTS
Aug 12 — Aug 191
Tue 8/12
Tue 8/19
1 adult, Economy
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Cheap flight deals from Boston to Slovakia

Keep the following information in mind while searching for Boston to Slovakia flight deals. Data was last updated August 7, 2025.

Round-trip from

$568
(SWISS)

One-way from

$289
(Kiwi.com)
From Boston Logan Intl to Slovakia
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One-way flight from Boston Logan Intl to Slovakia
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Find 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 August 7, 2025.

This SWISS deal was found by Cheapflights users on 8/7. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:50 pmBOS - KSC
1 stop15h 00mSWISS
Mon 11/247:40 pmKSC - BOS
1 stop30h 40mSWISS
Deal found 8/7$568
This Ovago deal was found by Cheapflights users on 8/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:25 pmBOS - KSC
1 stop22h 50mAustrian Airlines
Thu 11/202:55 pmKSC - BOS
1 stop29h 10mAustrian Airlines
Deal found 8/7$574
This FlightHub deal was found by Cheapflights users on 8/7. 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 11/105:30 amBOS - KSC
2 stops26h 45mMultiple Airlines
Fri 11/219:45 amKSC - BOS
1 stop16h 35mMultiple Airlines
Deal found 8/7$576
This Austrian Airlines deal was found by Cheapflights users on 8/7. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:25 pmBOS - KSC
1 stop22h 50mAustrian Airlines
Thu 11/202:55 pmKSC - BOS
1 stop29h 10mAustrian Airlines
Deal found 8/7$579
This Austrian Airlines deal was found by Cheapflights users on 8/7. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:25 pmBOS - KSC
1 stop22h 50mAustrian Airlines
Wed 11/192:55 pmKSC - BOS
2 stops32h 20mAustrian Airlines
Deal found 8/7$589
This FlightHub deal was found by Cheapflights users on 8/7. 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.
Sun 11/98:40 pmBOS - KSC
2 stops11h 35mMultiple Airlines
Thu 11/205:20 amKSC - BOS
2 stops19h 52mMultiple Airlines
Deal found 8/7$596
This FlightHub deal was found by Cheapflights users on 8/7. 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.
Sat 11/83:40 pmBOS - KSC
2 stops16h 35mMultiple Airlines
Fri 11/219:45 amKSC - BOS
1 stop16h 35mMultiple Airlines
Deal found 8/7$626
This Austrian Airlines deal was found by Cheapflights users on 8/7. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:25 pmBOS - KSC
1 stop13h 50mAustrian Airlines
Fri 11/215:20 amKSC - BOS
1 stop14h 45mAustrian Airlines
Deal found 8/7$629
This Lufthansa deal was found by Cheapflights users on 8/7. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:40 pmBOS - KSC
2 stops11h 35mLufthansa
Tue 11/182:55 pmKSC - BOS
2 stops33h 40mLufthansa
Deal found 8/7$630
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/19:25 pmBOS - BTS
1 stop19h 35mMultiple Airlines
Fri 9/54:30 pmBTS - BOS
2 stops51h 18mMultiple Airlines
Deal found 8/5$777
This Mytrip deal was found by Cheapflights users on 8/4. 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 8/74:00 pmBOS - BTS
2 stops16h 50mMultiple Airlines
Sat 8/167:55 pmBTS - BOS
2 stops28h 55mMultiple Airlines
Deal found 8/4$1,267

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 August 7, 2025.
Use the filters below to find and compare flights from Boston to Slovakia that are best for you.

Fly from

Boston

Fly to

Slovakia

Route

Depart

Return

Price

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Sun 11/9

9:50 pm-6:50 pm

1 stop15h 00m

Košice Barca

Mon 11/24

7:40 pm-8:20 pm

1 stop30h 40m

$568

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Sun 11/9

6:25 pm-11:15 pm

1 stop22h 50m

Košice Barca

Thu 11/20

2:55 pm-2:05 pm

1 stop29h 10m

$574

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Mon 11/10

5:30 am-2:15 pm

2 stops26h 45m

Košice Barca

Fri 11/21

9:45 am-8:20 pm

1 stop16h 35m

$576

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Tue 11/11

6:25 pm-11:15 pm

1 stop22h 50m

Košice Barca

Thu 11/20

2:55 pm-2:05 pm

1 stop29h 10m

$579

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Sun 11/9

6:25 pm-11:15 pm

1 stop22h 50m

Košice Barca

Wed 11/19

2:55 pm-5:15 pm

2 stops32h 20m

$589

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Sun 11/9

8:40 pm-2:15 pm

2 stops11h 35m

Košice Barca

Thu 11/20

5:20 am-7:12 pm

2 stops19h 52m

$596

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Sat 11/8

3:40 pm-2:15 pm

2 stops16h 35m

Košice Barca

Fri 11/21

9:45 am-8:20 pm

1 stop16h 35m

$626

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Fri 11/7

6:25 pm-2:15 pm

1 stop13h 50m

Košice Barca

Fri 11/21

5:20 am-2:05 pm

1 stop14h 45m

$629

BostonKošice

BOS - KSC

BOSKSC

Boston Logan Intl

Wed 11/12

8:40 pm-2:15 pm

2 stops11h 35m

Košice Barca

Tue 11/18

2:55 pm-6:35 pm

2 stops33h 40m

$630

BostonBratislava

BOS - BTS

BOSBTS

Boston Logan Intl

Mon 9/1

9:25 pm-11:00 pm

1 stop19h 35m

Bratislava - M. R. Štefánik

Fri 9/5

4:30 pm-1:48 pm

2 stops51h 18m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 11 results
1
2

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.

Reviews of airlines servicing Slovakia

Get insights into the airlines that provide service to Slovakia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Slovakia. Reviews last updated August 7, 2025.
Get a feel of what it's like to fly with LOT, Austrian Airlines, and SWISS from Boston to Slovakia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,105 reviews

Crew

8.2

Entertainment

7.0

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,105 reviews
LOT
7.6
Good
1,105 reviews

Crew

8.2

Entertainment

7.0

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Austrian Airlines
7.6
Good
824 reviews
LOT
7.6
Good
1,105 reviews

Crew

8.2

Entertainment

7.0

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
SWISS
7.6
Good
1,692 reviews
LOT
7.6
Good
1,105 reviews

Crew

8.2

Entertainment

7.0

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Lufthansa
6.8
Okay
7,296 reviews
LOT
7.6
Good
1,105 reviews

Crew

8.2

Entertainment

7.0

Boarding

7.6

Comfort

7.5

Food

7.2

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

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.

  • 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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