KSC - BOS

$603 Find Cheap Flights from Košice to Boston - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$603
Typical prices: $714-$716
Austrian Airlines
Fri 9/21Tue 9/25
KSC - BOS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Košice and Boston. You'll need to take a connecting flight to reach the destination.
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Top layover airports
Zurich (ZRH)
Cheapest • Avg $633 (round-trip)
Vienna Intl (VIE)
Shortest trip • 21h 08m (one-way)
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Cheap Flights from Košice to Boston (KSC-BOS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Košice to Boston

Mon, Sep 21 - Fri, Sep 25
Austrian Airlines Logo
5:25 am - 1:50 pmKSC  Košice Barca-BOS Boston Logan Intl
14h 25m1 stop Vienna Intl
Austrian Airlines Logo
5:10 pm - 11:20 pmBOS  Boston Logan Intl-KSC Košice Barca
24h 10m1 stop Vienna Intl
$603Austrian Airlines
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
5:25 am - 4:48 pmKSC  Košice Barca-BOS Boston Logan Intl
17h 23m2 stops Vienna Intl Newark
Multiple Airlines Logo
5:10 pm - 8:45 amBOS  Boston Logan Intl-KSC Košice Barca
9h 35m1 stop Zurich
$625Multiple Airlines
Mon, Sep 21 - Fri, Sep 25
Lufthansa Logo
5:25 am - 3:40 pmKSC  Košice Barca-BOS Boston Logan Intl
16h 15m2 stops Vienna Intl Frankfurt am Main
Lufthansa Logo
5:45 pm - 2:00 pmBOS  Boston Logan Intl-KSC Košice Barca
14h 15m2 stops Frankfurt am Main Vienna Intl
$656Lufthansa
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
8:25 pm - 9:26 pmKSC  Košice Barca-BOS Boston Logan Intl
31h 01m3 stops Malaga Madrid Barajas Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
10:05 am - 2:35 pmBOS  Boston Logan Intl-KSC Košice Barca
22h 30m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Rome Fiumicino
$1,047Multiple Airlines
Mon, Sep 21 - Fri, Sep 25
Multiple Airlines Logo
5:25 am - 5:40 pmKSC  Košice Barca-BOS Boston Logan Intl
18h 15m2 stops Vienna Intl Munich Franz Josef Strauss
Multiple Airlines Logo
9:40 pm - 2:30 pmBOS  Boston Logan Intl-KSC Košice Barca
34h 50m3 stops Zurich Vienna Intl Warsaw Frederic Chopin
$1,251Multiple Airlines
Booking Insights

Price, demand and travel trends for Košice to Boston flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Košice to Boston with more confidence.

How much is a round-trip flight from Košice to Boston?

Round-trip flights from Košice to Boston start at $603. Prices are below average for this route right now, with typical round-trip fares ranging from $714 to $716. The lowest price found in the past 5 days was $603 on Austrian Airlines.

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When to book flights from Košice to Boston

Are your dates flexible? Find out the best times to travel from Košice to Boston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Košice to Boston flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Košice to Boston?

    Flights from Košice to Boston usually depart from Košice Barca (KSC) and arrive at Boston Logan Intl (BOS).

  • What cabin classes can I book on flights from Košice to Boston?

    Only Economy Class is available on flights from Košice to Boston.

  • Which airports do connecting flights from Košice to Boston pass through?

    Connecting flights from Košice to Boston most commonly pass through:

    • Vienna Intl (VIE) - 75% of one-stop connections
    • Zurich (ZRH) - 25% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Košice to Boston?

    Yes. Being flexible with your travel dates can save you up to 12% on the Košice to Boston route. Friday is the cheapest departure day at $635 round-trip on average, while Tuesday is the most expensive at $714, a difference of $79. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Boston?

    Some of the most popular sights in Boston are Fenway Park, TD Garden and South Station. These are among the most viewed places in Boston on KAYAK.

  • How long is a flight from Košice to Boston?

    A nonstop flight from Košice to Boston takes 0h 00m, covering 4,203 miles.

  • Do I need a passport to fly from Košice to Boston?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Košice to Boston changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $603 to $1,251. That means the highest observed fare was about 2x higher than the lowest one.

  • How much time can I save by choosing a different layover airport from Košice to Boston?

    Flying via Zurich (ZRH) gives the shortest average 1-stop total travel time at 10h 54m, compared with 21h 08m via Vienna Intl (VIE).

  • What is the time difference between Košice and Boston?

    Boston is 6 hours behind Košice (Eastern Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Boston Logan Intl Airport (BOS)?

    Boston Logan Intl Airport (BOS) hosts 5 major car rental companies, with daily rates starting from around $23 for economy cars. Top options include:
    • Dollar
    • Hertz
    • Budget
    • Thrifty
    • Sixt

  • How much should I expect to pay for a Košice to Boston flight?

    Round-trip flights from Košice to Boston range from $714 to $716, with an average of $714 over the past 12 months. Anything below $714 counts as a good deal.

Your guide to booking Košice to Boston flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Košice to Boston

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