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Cheap flights from Boston to Slovakia from $398

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Slovakia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:15 pm - 11:55 amBOS  Boston Logan Intl-KSC Košice Barca
12h 40m1 stop Dublin
Multiple Airlines Logo
12:20 pm - 5:50 pmKSC  Košice Barca-BOS Boston Logan Intl
35h 30m2 stops Dublin Reykjavik Keflavik Intl
$779Multiple Airlines
Wed, Nov 18 - Thu, Nov 26
Multiple Airlines Logo
5:15 pm - 11:55 amBOS  Boston Logan Intl-KSC Košice Barca
12h 40m1 stop Dublin
Multiple Airlines Logo
10:05 pm - 5:50 pmKSC  Košice Barca-BOS Boston Logan Intl
49h 45m2 stops London Stansted Reykjavik Keflavik Intl
$781Multiple Airlines
Wed, Nov 18 - Sun, Nov 29
Multiple Airlines Logo
5:15 pm - 2:30 pmBOS  Boston Logan Intl-KSC Košice Barca
15h 15m1 stop Dublin
Multiple Airlines Logo
12:20 pm - 6:50 pmKSC  Košice Barca-BOS Boston Logan Intl
36h 30m2 stops Dublin Reykjavik Keflavik Intl
$789Multiple Airlines
Sat, Nov 14 - Thu, Nov 26
Multiple Airlines Logo
5:15 pm - 2:30 pmBOS  Boston Logan Intl-KSC Košice Barca
15h 15m1 stop Dublin
Multiple Airlines Logo
10:05 pm - 5:50 pmKSC  Košice Barca-BOS Boston Logan Intl
49h 45m2 stops London Stansted Reykjavik Keflavik Intl
$791Multiple Airlines
Sat, Nov 14 - Sun, Nov 29
SWISS Logo
9:50 pm - 6:55 pmBOS  Boston Logan Intl-KSC Košice Barca
15h 05m1 stop Zurich
SWISS Logo
9:45 am - 8:20 pmKSC  Košice Barca-BOS Boston Logan Intl
16h 35m1 stop Zurich
$795SWISS
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
10:25 am - 6:55 pmBOS  Boston Logan Intl-KSC Košice Barca
26h 30m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
9:45 am - 8:20 pmKSC  Košice Barca-BOS Boston Logan Intl
16h 35m1 stop Zurich
$798Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Austrian Airlines Logo
6:55 pm - 2:15 pmBOS  Boston Logan Intl-KSC Košice Barca
13h 20m1 stop Vienna Intl
Austrian Airlines Logo
5:20 am - 1:30 pmKSC  Košice Barca-BOS Boston Logan Intl
14h 10m1 stop Vienna Intl
$801Austrian Airlines
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
5:15 pm - 2:30 pmBOS  Boston Logan Intl-KSC Košice Barca
15h 15m1 stop Dublin
Multiple Airlines Logo
8:30 pm - 1:30 pmKSC  Košice Barca-BOS Boston Logan Intl
23h 00m2 stops London Stansted Vienna Intl
$803Multiple Airlines
Sat, Nov 14 - Sat, Nov 28
Multiple Airlines Logo
10:25 am - 6:55 pmBOS  Boston Logan Intl-KSC Košice Barca
26h 30m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
9:45 am - 10:37 pmKSC  Košice Barca-BOS Boston Logan Intl
18h 52m2 stops Zurich Toronto Pearson Intl
$806Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
5:30 am - 5:55 pmBOS  Boston Logan Intl-BTS Bratislava - M. R. Štefánik
30h 25m3 stops Montreal Pierre Elliott Trudeau Intl Vienna Intl Tirana Rinas
Multiple Airlines Logo
6:05 am - 8:45 pmBTS  Bratislava - M. R. Štefánik-BOS Boston Logan Intl
20h 40m3 stops Barcelona-El Prat Lisbon Humberto Delgado Porto
$813Multiple Airlines
Mon, Nov 30 - Sun, Dec 6

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SWISS flights from Boston to Slovakia

Our best SWISS deals on Boston to Slovakia flight tickets
SWISS
Nov 15
BOS9:50 pmBoston Logan Intl
15h 05m
1 stop
KSC6:55 pmKošice Barca
Nov 27
KSC9:45 amKošice Barca
16h 35m
1 stop
BOS8:20 pmBoston Logan Intl
$795
SWISS
Nov 18
BOS9:50 pmBoston Logan Intl
29h 10m
1 stop
KSC9:00 amKošice Barca
Nov 27
KSC9:45 amKošice Barca
16h 35m
1 stop
BOS8:20 pmBoston Logan Intl
$854
SWISS
Nov 15
BOS9:50 pmBoston Logan Intl
15h 05m
1 stop
KSC6:55 pmKošice Barca
Nov 30
KSC7:40 pmKošice Barca
30h 40m
1 stop
BOS8:20 pmBoston Logan Intl
$964

Austrian Airlines flights from Boston to Slovakia

Our best Austrian Airlines deals on Boston to Slovakia flight tickets
Austrian Airlines
Nov 15
BOS6:55 pmBoston Logan Intl
13h 20m
1 stop
KSC2:15 pmKošice Barca
Nov 27
KSC5:20 amKošice Barca
14h 10m
1 stop
BOS1:30 pmBoston Logan Intl
$801
Austrian Airlines
Nov 15
BOS6:55 pmBoston Logan Intl
22h 20m
1 stop
KSC11:15 pmKošice Barca
Nov 24
KSC5:20 amKošice Barca
14h 10m
1 stop
BOS1:30 pmBoston Logan Intl
$834
Austrian Airlines
Nov 15
BOS6:55 pmBoston Logan Intl
22h 20m
1 stop
KSC11:15 pmKošice Barca
Nov 24
KSC5:20 amKošice Barca
18h 07m
2 stops
BOS5:27 pmBoston Logan Intl
$844

momondo Fare Finder

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

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Price

Cheapest round-trip

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/18

5:15 pm-11:55 am

1 stop12h 40m

Košice Barca

Thu 11/26

12:20 pm-5:50 pm

2 stops35h 30m

$779

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/18

5:15 pm-11:55 am

1 stop12h 40m

Košice Barca

Sun 11/29

10:05 pm-5:50 pm

2 stops49h 45m

$781

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sat 11/14

5:15 pm-2:30 pm

1 stop15h 15m

Košice Barca

Thu 11/26

12:20 pm-6:50 pm

2 stops36h 30m

$789

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sat 11/14

5:15 pm-2:30 pm

1 stop15h 15m

Košice Barca

Sun 11/29

10:05 pm-5:50 pm

2 stops49h 45m

$791

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sun 11/15

9:50 pm-6:55 pm

1 stop15h 05m

Košice Barca

Fri 11/27

9:45 am-8:20 pm

1 stop16h 35m

$795

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sun 11/15

10:25 am-6:55 pm

2 stops26h 30m

Košice Barca

Fri 11/27

9:45 am-8:20 pm

1 stop16h 35m

$798
Quickest round-trip

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sun 11/15

6:55 pm-2:15 pm

1 stop13h 20m

Košice Barca

Fri 11/27

5:20 am-1:30 pm

1 stop14h 10m

$801

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sat 11/14

5:15 pm-2:30 pm

1 stop15h 15m

Košice Barca

Sat 11/28

8:30 pm-1:30 pm

2 stops23h 00m

$803

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sun 11/15

10:25 am-6:55 pm

2 stops26h 30m

Košice Barca

Fri 11/27

9:45 am-10:37 pm

2 stops18h 52m

$806

BostonBratislava

BOS Boston Logan Intl - BTS Bratislava - M. R. Štefánik

BOSBTS

Boston Logan Intl

Mon 11/30

5:30 am-5:55 pm

3 stops30h 25m

Bratislava - M. R. Štefánik

Sun 12/6

6:05 am-8:45 pm

3 stops20h 40m

$813

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Slovakia from

How to get the cheapest flight ticket from Boston to Slovakia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Boston Logan Intl to Slovakia?

Austrian Airlines, Lufthansa, and SWISS are the most popular carriers operating from Boston Logan Intl to Slovakia

Cheap Boston to Slovakia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Slovakia

Best Price Found

$398

Fastest flight time

14h 40m

Direct flights

None
The best one-way flight to Slovakia from Boston in the past 72 hours is $398. The best round-trip flight deal from Boston to Slovakia found on momondo in the last 72 hours is $779.
The fastest flight from Boston to Slovakia takes 14h 40m
There are no direct flights from Boston to Slovakia. There are no popular flight routes from Boston to Slovakia.
Search flight deals

Frequently asked questions about flying from Boston to Slovakia

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Slovakia?

    Prices for flights from Boston Logan Intl Airport to Slovakia are updated daily.

  • How old do you have to be to fly from Boston Logan Intl Airport to Slovakia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Slovakia.

  • What documentation or ID do you need to fly to Slovakia?

    The necessary travel and health documents for your Slovakia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Slovakia?

Finding the right flight to Slovakia from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Slovakia quick and easy, saving you time and money.

Can I find flights from Boston to Slovakia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Slovakia from Boston with this policy.

How can momondo help me find flights from Boston to Slovakia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Slovakia from Boston.

I’m not ready to book a flight from Boston to Slovakia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Slovakia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Slovakia and let you know when they change.

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