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Cheap flight deals from Klagenfurt to Denver Starting at IDR 13,789,545

Discover our range of affordable one-way and round-trip flights from Klagenfurt to Denver and kick-start your next adventure today!

  • Round-trip
      • KLU05:45
        26h 13m
        2 stops
        DEN23:58
        Fri, Apr 4|Klagenfurt - Denver|Austrian Airlines
        DEN20:15
        33h 45m
        2 stops
        KLU14:00
        Thu, Apr 10|Denver - Klagenfurt|Austrian Airlines
        IDR 13,789,545IDR 23,115,121
        40% OFF
        40% OFF
        IDR 23,115,121IDR 13,789,545

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Fri, Apr 4-Thu, Apr 10, arriving at Denver International Airport. One-way Prices start from IDR 13,789,545 including taxes and charges.

      • KLU15:15
        38h 43m
        2 stops
        DEN21:58
        Thu, Feb 20|Klagenfurt - Denver|Austrian Airlines
        DEN06:00
        20h 30m
        2 stops
        KLU10:30
        Fri, Feb 28|Denver - Klagenfurt|United Airlines
        IDR 13,838,905IDR 23,115,121
        40% OFF
        40% OFF
        IDR 23,115,121IDR 13,838,905

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Thu, Feb 20-Fri, Feb 28, arriving at Denver International Airport. One-way Prices start from IDR 13,838,905 including taxes and charges.

      • KLU05:45
        16h 35m
        2 stops
        DEN14:20
        Fri, Apr 4|Klagenfurt - Denver|Lufthansa
        DEN20:15
        33h 45m
        2 stops
        KLU14:00
        Thu, Apr 10|Denver - Klagenfurt|Austrian Airlines
        IDR 13,919,677IDR 23,115,121
        40% OFF
        40% OFF
        IDR 23,115,121IDR 13,919,677

        Choose Lufthansa flights from Klagenfurt to Denver. The one-way connecting flight with Lufthansa departs from Klagenfurt Airport on Fri, Apr 4-Thu, Apr 10, arriving at Denver International Airport. One-way Prices start from IDR 13,919,677 including taxes and charges.

      • KLU15:15
        30h 25m
        2 stops
        DEN13:40
        Thu, Feb 20|Klagenfurt - Denver|Lufthansa
        DEN06:00
        20h 30m
        2 stops
        KLU10:30
        Fri, Feb 28|Denver - Klagenfurt|United Airlines
        IDR 13,989,230
        IDR 13,989,230

        Choose Lufthansa flights from Klagenfurt to Denver. The one-way connecting flight with Lufthansa departs from Klagenfurt Airport on Thu, Feb 20-Fri, Feb 28, arriving at Denver International Airport. One-way Prices start from IDR 13,989,230 including taxes and charges.

      • KLU06:00
        25h 30m
        2 stops
        DEN23:30
        Fri, Feb 28|Klagenfurt - Denver|Austrian Airlines
        DEN14:10
        36h 20m
        2 stops
        KLU10:30
        Thu, Mar 6|Denver - Klagenfurt|United Airlines
        IDR 15,719,094
        IDR 15,719,094

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Fri, Feb 28-Thu, Mar 6, arriving at Denver International Airport. One-way Prices start from IDR 15,719,094 including taxes and charges.

      • KLU15:15
        38h 43m
        2 stops
        DEN21:58
        Sun, Feb 16|Klagenfurt - Denver|Austrian Airlines
        DEN11:15
        18h 45m
        2 stops
        KLU14:00
        Sun, Feb 23|Denver - Klagenfurt|Air Canada
        IDR 16,044,424
        IDR 16,044,424

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Sun, Feb 16-Sun, Feb 23, arriving at Denver International Airport. One-way Prices start from IDR 16,044,424 including taxes and charges.

      • KLU05:45
        24h 30m
        2 stops
        DEN22:15
        Mon, Mar 3|Klagenfurt - Denver|Austrian Airlines
        DEN06:00
        25h
        2 stops
        KLU14:00
        Sun, Mar 9|Denver - Klagenfurt|United Airlines
        IDR 16,284,496
        IDR 16,284,496

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Mon, Mar 3-Sun, Mar 9, arriving at Denver International Airport. One-way Prices start from IDR 16,284,496 including taxes and charges.

      • KLU15:00
        53h 2m
        2 stops
        DEN12:02
        Thu, Apr 24|Klagenfurt - Denver|Austrian Airlines
        DEN21:21
        42h 4m
        2 stops
        KLU23:25
        Fri, May 2|Denver - Klagenfurt|United Airlines
        IDR 16,538,030
        IDR 16,538,030

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Thu, Apr 24-Fri, May 2, arriving at Denver International Airport. One-way Prices start from IDR 16,538,030 including taxes and charges.

      • KLU06:00
        20h 50m
        2 stops
        DEN18:50
        Mon, Feb 24|Klagenfurt - Denver|Austrian Airlines
        DEN20:20
        19h 5m
        2 stops
        KLU23:25
        Sun, Mar 2|Denver - Klagenfurt|United Airlines
        IDR 16,845,412
        IDR 16,845,412

        Choose Austrian Airlines flights from Klagenfurt to Denver. The one-way connecting flight with Austrian Airlines departs from Klagenfurt Airport on Mon, Feb 24-Sun, Mar 2, arriving at Denver International Airport. One-way Prices start from IDR 16,845,412 including taxes and charges.

      • KLU06:00
        20h 50m
        2 stops
        DEN18:50
        Mon, Feb 24|Klagenfurt - Denver|Lufthansa
        DEN20:20
        19h 5m
        2 stops
        KLU23:25
        Sun, Mar 2|Denver - Klagenfurt|United Airlines
        IDR 16,845,412
        IDR 16,845,412

        Choose Lufthansa flights from Klagenfurt to Denver. The one-way connecting flight with Lufthansa departs from Klagenfurt Airport on Mon, Feb 24-Sun, Mar 2, arriving at Denver International Airport. One-way Prices start from IDR 16,845,412 including taxes and charges.

      • KLU01:00 pm
        3h 5m
        Nonstop
        DEN02:00 pm
        Thu, Feb 20|Klagenfurt - Denver|Austrian Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Klagenfurt to Denver flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. OS944

    Austrian Airlines

    05:45

    KLU

    0.8h

    06:35

    VIE

    S---T--
    Search

  2. OS065

    Austrian Airlines

    10:30

    VIE

    9.8h

    13:20

    ORD

    S-T-T-S

  3. UA1748

    United Airlines

    21:40

    ORD

    2.8h

    23:30

    DEN

    S-TWTFS

  4. OS944

    Austrian Airlines

    05:45

    KLU

    0.8h

    06:35

    VIE

    S---T--
    Search

  5. OS089

    Austrian Airlines

    10:45

    VIE

    9.2h

    13:55

    EWR

    SMTWTFS

  6. UA642

    United Airlines

    19:35

    EWR

    4.7h

    22:15

    DEN

    SMTWTFS

  7. AC6189

    Air Canada

    05:45

    KLU

    0.8h

    06:35

    VIE

    S------
    Search

  8. AC887

    Air Canada

    10:25

    VIE

    10.2h

    14:35

    YYZ

    S--W-F-

  9. UA568

    United Airlines

    16:18

    YYZ

    3.9h

    18:12

    DEN

    SMTWTFS

  10. OS940

    Austrian Airlines

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  11. OS093

    Austrian Airlines

    10:50

    VIE

    9.8h

    14:35

    IAD

    -M-WTFS

  12. UA1580

    United Airlines

    22:20

    IAD

    4.2h

    00:30

    DEN

    SMTWTFS

  13. OS940

    Austrian Airlines

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  14. OS065

    Austrian Airlines

    10:30

    VIE

    9.8h

    13:20

    ORD

    S-T-T-S

  15. UA767

    United Airlines

    21:40

    ORD

    2.8h

    23:30

    DEN

    SMTWTFS

  16. OS940

    Austrian Airlines

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  17. UA9849

    United Airlines

    10:30

    VIE

    9.8h

    13:20

    ORD

    S-T-T-S

  18. UA767

    United Airlines

    21:40

    ORD

    2.8h

    23:30

    DEN

    SMTWTFS

  19. OS940

    Austrian Airlines

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  20. AC887

    Air Canada

    10:25

    VIE

    10.2h

    14:35

    YYZ

    S--W-F-

  21. AC4888

    Air Canada

    16:18

    YYZ

    3.9h

    18:12

    DEN

    SMTWTFS

  22. OS940

    Austrian Airlines

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  23. OS065

    Austrian Airlines

    10:30

    VIE

    9.8h

    13:20

    ORD

    S-T-T-S

  24. UA1946

    United Airlines

    16:06

    ORD

    2.9h

    17:59

    DEN

    SMTWTFS

  25. LH6406

    Lufthansa

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  26. LH6327

    Lufthansa

    07:00

    VIE

    1.5h

    08:30

    FRA

    SMTWTFS

  27. UA8878

    United Airlines

    13:30

    FRA

    10.1h

    15:35

    DEN

    SMTW--S

  28. LH6406

    Lufthansa

    15:00

    KLU

    0.8h

    15:50

    VIE

    SMTWTFS
    Search

  29. LH6437

    Lufthansa

    08:00

    VIE

    1.5h

    09:30

    FRA

    SMTWTFS

  30. UA181

    United Airlines

    11:20

    FRA

    10.3h

    13:35

    DEN

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Klagenfurt to Denver?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Denver from Klagenfurt have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Klagenfurt (KLU) to Denver (DEN) the cheapest?

    Airlines adjust prices for flights from Klagenfurt to Denver based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Klagenfurt (KLU) to Denver (DEN) cost?

    According to Trip.com's data, the lowest price is around IDR 19,107,022.

  • How many airports are there in Denver (DEN)?

    There are 1 airport(s) near Denver (DEN): Denver International Airport.

How to find a cheap flight from Klagenfurt to Denver

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Klagenfurt to Denver

Off-season for travelJanuary
Peak season for travelAugust
Flight distance8,656.2 km
Popular airlineAustrian Airlines

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