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Cheap flights from Boston to Košice from $670

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Košice

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:15 pm - 6:00 pmBOS  Boston Logan Intl-KSC Košice Barca
14h 45m1 stop Dublin
Multiple Airlines Logo
8:50 pm - 9:05 pmKSC  Košice Barca-BOS Boston Logan Intl
30h 15m2 stops London Stansted Barcelona-El Prat
$670Multiple Airlines
Tue, Oct 6 - Tue, Oct 20
Multiple Airlines Logo
5:25 pm - 12:40 pmBOS  Boston Logan Intl-KSC Košice Barca
13h 15m1 stop Dublin
Multiple Airlines Logo
8:50 pm - 9:05 pmKSC  Košice Barca-BOS Boston Logan Intl
30h 15m2 stops London Stansted Barcelona-El Prat
$670Multiple Airlines
Sat, Oct 10 - Tue, Oct 20
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
$794SWISS
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
9:50 pm - 6:55 pmBOS  Boston Logan Intl-KSC Košice Barca
15h 05m1 stop Zurich
Multiple Airlines Logo
9:45 am - 9:28 pmKSC  Košice Barca-BOS Boston Logan Intl
17h 43m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
$798Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
9:50 pm - 9:00 amBOS  Boston Logan Intl-KSC Košice Barca
29h 10m1 stop Zurich
Multiple Airlines Logo
2:55 pm - 7:02 pmKSC  Košice Barca-BOS Boston Logan Intl
34h 07m2 stops Vienna Intl Montreal Pierre Elliott Trudeau Intl
$800Multiple Airlines
Wed, Nov 4 - Wed, Nov 18
Multiple Airlines Logo
5:30 am - 6:55 pmBOS  Boston Logan Intl-KSC Košice Barca
31h 25m2 stops Montreal Pierre Elliott Trudeau Intl Zurich
Multiple Airlines Logo
9:45 am - 9:28 pmKSC  Košice Barca-BOS Boston Logan Intl
17h 43m2 stops Zurich Montreal Pierre Elliott Trudeau Intl
$801Multiple Airlines
Sun, Nov 15 - Fri, Nov 27
Multiple Airlines Logo
12:00 pm - 2:15 pmBOS  Boston Logan Intl-KSC Košice Barca
20h 15m2 stops Newark Vienna Intl
Multiple Airlines Logo
2:55 pm - 9:58 amKSC  Košice Barca-BOS Boston Logan Intl
49h 03m2 stops Vienna Intl Montreal Pierre Elliott Trudeau Intl
$812Multiple Airlines
Wed, Nov 4 - Wed, Nov 18
SWISS Logo
9:50 pm - 9:00 amBOS  Boston Logan Intl-KSC Košice Barca
29h 10m1 stop Zurich
SWISS Logo
7:40 pm - 8:20 pmKSC  Košice Barca-BOS Boston Logan Intl
30h 40m1 stop Zurich
$824SWISS
Wed, Nov 4 - Mon, Nov 16
Austrian Airlines Logo
12:00 pm - 2:15 pmBOS  Boston Logan Intl-KSC Košice Barca
20h 15m2 stops Newark Vienna Intl
Austrian Airlines Logo
2:55 pm - 1:30 pmKSC  Košice Barca-BOS Boston Logan Intl
28h 35m1 stop Vienna Intl
$824Austrian Airlines
Wed, Nov 4 - Thu, Nov 19
SWISS Logo
9:50 pm - 1:45 pmBOS  Boston Logan Intl-KSC Košice Barca
9h 55m1 stop Zurich
SWISS Logo
7:40 pm - 8:20 pmKSC  Košice Barca-BOS Boston Logan Intl
30h 40m1 stop Zurich
$824SWISS
Tue, Nov 3 - Mon, Nov 16

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SWISS flights from Boston to Košice

Our best SWISS deals on Boston to Košice 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
$794
SWISS
Nov 3
BOS9:50 pmBoston Logan Intl
9h 55m
1 stop
KSC1:45 pmKošice Barca
Nov 16
KSC7:40 pmKošice Barca
30h 40m
1 stop
BOS8:20 pmBoston Logan Intl
$824
SWISS
Oct 7
BOS9:40 pmBoston Logan Intl
29h 35m
1 stop
KSC9:15 amKošice Barca
Oct 21
KSC2:50 pmKošice Barca
30h 20m
1 stop
BOS3:10 pmBoston Logan Intl
$874

Austrian Airlines flights from Boston to Košice

Our best Austrian Airlines deals on Boston to Košice flight tickets
Austrian Airlines
Nov 3
BOS6:55 pmBoston Logan Intl
22h 20m
1 stop
KSC11:15 pmKošice Barca
Nov 19
KSC2:55 pmKošice Barca
28h 35m
1 stop
BOS1:30 pmBoston Logan Intl
$826
Austrian Airlines
Nov 1
BOS6:55 pmBoston Logan Intl
22h 20m
1 stop
KSC11:15 pmKošice Barca
Nov 17
KSC5:20 amKošice Barca
14h 10m
1 stop
BOS1:30 pmBoston Logan Intl
$834
Austrian Airlines
Nov 3
BOS12:00 pmBoston Logan Intl
29h 15m
2 stops
KSC11:15 pmKošice Barca
Nov 16
KSC2:55 pmKošice Barca
28h 35m
1 stop
BOS1:30 pmBoston Logan Intl
$839

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Košice 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

Tue 10/6

9:15 pm-6:00 pm

1 stop14h 45m

Košice Barca

Tue 10/20

8:50 pm-9:05 pm

2 stops30h 15m

$670

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sat 10/10

5:25 pm-12:40 pm

1 stop13h 15m

Košice Barca

Tue 10/20

8:50 pm-9:05 pm

2 stops30h 15m

$670
Quickest round-trip

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

$794

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-9:28 pm

2 stops17h 43m

$798

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/4

9:50 pm-9:00 am

1 stop29h 10m

Košice Barca

Wed 11/18

2:55 pm-7:02 pm

2 stops34h 07m

$800

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Sun 11/15

5:30 am-6:55 pm

2 stops31h 25m

Košice Barca

Fri 11/27

9:45 am-9:28 pm

2 stops17h 43m

$801

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/4

12:00 pm-2:15 pm

2 stops20h 15m

Košice Barca

Wed 11/18

2:55 pm-9:58 am

2 stops49h 03m

$812

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/4

9:50 pm-9:00 am

1 stop29h 10m

Košice Barca

Mon 11/16

7:40 pm-8:20 pm

1 stop30h 40m

$824

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Wed 11/4

12:00 pm-2:15 pm

2 stops20h 15m

Košice Barca

Thu 11/19

2:55 pm-1:30 pm

1 stop28h 35m

$824

BostonKošice

BOS Boston Logan Intl - KSC Košice Barca

BOSKSC

Boston Logan Intl

Tue 11/3

9:50 pm-1:45 pm

1 stop9h 55m

Košice Barca

Mon 11/16

7:40 pm-8:20 pm

1 stop30h 40m

$824

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Košice

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Košice according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Košice (BOS to KSC) flight deals and tips

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

Best Price Found

$670

Fastest flight time

14h 40m

Direct flights

None
The best flight deal from Boston to Košice found on momondo in the last 72 hours is $670
The fastest flight from Boston to Košice takes 14h 40m
There are no direct flights from Boston to Košice. There are no popular flight routes from Boston to Košice.
Search flight deals

Frequently asked questions about flying from Boston to Košice

  • How far is Boston Logan Intl to Košice Barca by plane?

    The distance between Boston Logan Intl and Košice Barca is about 4203.7 mi. Flights usually cover this in 14h 40m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Boston Logan Intl Airport to Košice Barca Airport are refreshed on a daily basis.

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

    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 Košice Barca Airport.

  • What documentation or ID do you need to fly to Košice Barca Airport?

    The necessary travel and health documents for your Košice Barca Airport 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.

Frequently asked questions about flying from Boston to Košice

  • How do I get Price Alerts for flights from Boston to Košice?

    Price Alerts will notify you by email when the price for flights to Košice from Boston decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Boston to Košice with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Košice?

Book flights to Košice if you plan to visit one of these locations
Prešov

Why use momondo?

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

Finding the right flight to Košice 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 Košice quick and easy, saving you time and money.

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

All flight searches from Boston to Košice on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Boston and Košice by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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