KLU - BOS

$1,590 Find Cheap Flights from Klagenfurt to Boston - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,590
Typical prices: $661-$922
Lufthansa
Sat 11/3Wed 11/7
KLU - BOS • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Klagenfurt and Boston. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from Klagenfurt to Boston (KLU-BOS)

 

Cheap flights from Klagenfurt to Boston with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Tue, Nov 3 - Sat, Nov 7
Lufthansa Logo
11:15 am - 6:35 pmKLU  Klagenfurt-BOS Boston Logan Intl
13h 20m2 stops Vienna Intl Munich Franz Josef Strauss
Lufthansa Logo
8:40 pm - 10:55 amBOS  Boston Logan Intl-KLU Klagenfurt
32h 15m2 stops Munich Franz Josef Strauss Vienna Intl
$1,590Lufthansa

Price, demand and travel trends for Klagenfurt to Boston flights

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

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

Round-trip flights from Klagenfurt to Boston typically range from $661 to $922. The lowest price found in the past 5 days was $1,590, on Lufthansa.

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Key details for Klagenfurt to Boston flights

Cheapest flight

$1,590
Round-trip flight from Klagenfurt to Boston

When to book flights from Klagenfurt to Boston

Are your dates flexible? Find out the best times to travel from Klagenfurt 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 Klagenfurt to Boston flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • How long is a flight from Klagenfurt to Boston?

    A nonstop flight from Klagenfurt to Boston takes 00m, covering 3,998 miles.

  • Do I need a passport to fly from Klagenfurt 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.

  • 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

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

    Flights from Klagenfurt to Boston usually depart from Klagenfurt (KLU) and arrive at Boston Logan Intl (BOS).

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

    Most connecting flights from Klagenfurt to Boston pass through Vienna Intl (VIE), which handles 100% of one-stop traffic on this route.

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

    Yes. Flexible dates can save you up to 29% on flights from Klagenfurt to Boston. Thursday is the cheapest departure day at $661 round-trip on average, while Monday is the most expensive at $922, a difference of $261.

    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 is the time difference between Klagenfurt and Boston?

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

  • What popular places can I visit in Boston?

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

Your guide to booking Klagenfurt to Boston flights

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