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

Search flight deals from Košice to Boston . While viewing offers you’ll have the option to create a Price Alert.

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

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

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

How many operators does momondo search for flights from Košice Barca Airport to Boston Logan Intl Airport?

As of March 2026, there is 1 operator available to choose from for flights from Košice Barca Airport to Boston Logan Intl Airport.

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

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$725 Cheap Flights from Košice to Boston in 2026

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Find the cheapest flights from Košice to Boston

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:25 am - 1:50 pm

KSC

BOS

14h 25m

1 stop

8:05 pm - 11:20 pm

BOS

KSC

21h 15m

2 stops

$725Multiple Airlines

Wed, Jul 1 - Thu, Jul 23

5:25 am - 1:50 pm

KSC

BOS

14h 25m

1 stop

5:10 pm - 11:20 pm

BOS

KSC

24h 10m

1 stop

$730Austrian Airlines

Wed, Jul 1 - Thu, Jul 23

5:25 am - 1:50 pm

KSC

BOS

14h 25m

1 stop

5:10 pm - 2:00 pm

BOS

KSC

14h 50m

1 stop

$742Austrian Airlines

Wed, Jul 1 - Thu, Jul 23

3:05 pm - 5:40 pm

KSC

BOS

32h 35m

3 stops

5:20 pm - 8:15 pm

BOS

KSC

20h 55m

2 stops

$1,406Multiple Airlines

Wed, Jul 1 - Thu, Jul 23

3:05 pm - 5:40 pm

KSC

BOS

32h 35m

3 stops

6:00 am - 8:15 pm

BOS

KSC

32h 15m

3 stops

$1,454Multiple Airlines

Wed, Jul 1 - Thu, Jul 23

6:25 pm - 2:41 pm

KSC

BOS

26h 16m

3 stops

8:05 pm - 2:00 pm

BOS

KSC

11h 55m

2 stops

$6,560Multiple Airlines

Wed, Jul 1 - Thu, Jul 23

Austrian Airlines flights from Košice to Boston

Our best Austrian Airlines deals on Košice to Boston flight tickets

Austrian Airlines

Jul 1

KSC5:25 amKošice Barca

14h 25m

1 stop

BOS1:50 pmBoston Logan Intl

Jul 23

BOS5:10 pmBoston Logan Intl

24h 10m

1 stop

KSC11:20 pmKošice Barca

$730

Austrian Airlines

Jul 1

KSC5:25 amKošice Barca

14h 25m

1 stop

BOS1:50 pmBoston Logan Intl

Jul 23

BOS5:10 pmBoston Logan Intl

14h 50m

1 stop

KSC2:00 pmKošice Barca

$742

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

5:25 am-1:50 pm

1 stop14h 25m

Boston Logan Intl

Thu 7/23

8:05 pm-11:20 pm

2 stops21h 15m

$725

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

5:25 am-1:50 pm

1 stop14h 25m

Boston Logan Intl

Thu 7/23

5:10 pm-11:20 pm

1 stop24h 10m

$730

Quickest round-trip

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

5:25 am-1:50 pm

1 stop14h 25m

Boston Logan Intl

Thu 7/23

5:10 pm-2:00 pm

1 stop14h 50m

$742

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

3:05 pm-5:40 pm

3 stops32h 35m

Boston Logan Intl

Thu 7/23

5:20 pm-8:15 pm

2 stops20h 55m

$1,406

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

3:05 pm-5:40 pm

3 stops32h 35m

Boston Logan Intl

Thu 7/23

6:00 am-8:15 pm

3 stops32h 15m

$1,454

KošiceBoston

KSC - BOS

KSCBOS

Košice Barca

Wed 7/1

6:25 pm-2:41 pm

3 stops26h 16m

Boston Logan Intl

Thu 7/23

8:05 pm-2:00 pm

2 stops11h 55m

$6,560

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Košice to Boston

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

Estimated round-trip price

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

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

Fastest flight time	14h 25m
Direct flights	None

The fastest flight from Košice to Boston takes 14h 25m

There are no direct flights from Košice to Boston. There are no popular flight routes from Košice to Boston.

Search flight deals

How far is Košice Barca to Boston Logan Intl by plane?
There are 4203.7 mi between Košice Barca and Boston Logan Intl. A reasonable flight in good conditions will take 14h 25m.
When did momondo last update prices for flights from Košice Barca Airport to Boston Logan Intl Airport?
Prices for flights from Košice Barca Airport to Boston Logan Intl Airport are updated daily.
How many operators does momondo search for flights from Košice Barca Airport to Boston Logan Intl Airport?
As of March 2026, there is 1 operator available to choose from for flights from Košice Barca Airport to Boston Logan Intl Airport.
How old do you have to be to fly from Košice Barca Airport to Boston Logan Intl 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 Košice Barca Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Košice to Boston?
momondo data reveals that the most frequently booked airline on the route from Košice to Boston is SWISS, representing 100% of all bookings.

Best airlines flying from Košice to Boston

Compare and see reviews for airlines that fly from Košice to Boston with momondo

Airline	Rating	Free Cancellation	Price
SWISS	PriceFrom $555	Free Cancellation	Rating 7.5 1,903 reviews		Search SWISS flights

How do I get Price Alerts for flights from Košice to Boston?
Search flight deals from Košice to Boston. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Košice to Boston with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Hampton Beach

Salem

Ogunquit

Old Orchard Beach

Hampton

York Beach

Kennebunkport

Plymouth

Cambridge

South Yarmouth

Narragansett

Gloucester

Falmouth

Brockton

Warwick

Laconia

Chatham

Nashua

Sturbridge

Everett

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boston from Košice.

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

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

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

momondo helps you find the best flight between Košice and Boston 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 Košice to Boston right now. Can momondo alert me if prices change?

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