Flights from Allentown to Denver from $ 380*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Allentown (ABE) to Denver (DEN)

Mar 2026
From$ 1,186*
Viewed: 27 minutes ago
RoundTrip|Economy
Apr 2026
From$ 746*
Viewed: 4 hours ago
RoundTrip|Economy
May 2026
From$ 548*
Viewed: 1 hour ago
RoundTrip|Economy
$ 746
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    • Range$ 746-$ 1,445

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on Allentown (ABE) to Denver (DEN) flights

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    More United deals on Allentown (ABE) to Denver (DEN) flights
    From
    To
    Fare Type
    Dates
    Price
    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		06/26/26 - 07/08/26

    from

    $ 380

    Viewed: 21 hours ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		11/08/26 - 11/14/26

    from

    $ 436

    Viewed: 1 day ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		06/26/26 - 07/10/26

    from

    $ 436

    Viewed: 21 hours ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		06/26/26 - 07/08/26

    from

    $ 652

    Viewed: 21 hours ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		09/09/26 - 09/14/26

    from

    $ 668

    Viewed: 20 hours ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		09/09/26 - 09/14/26

    from

    $ 682

    Viewed: 20 hours ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		11/08/26 - 11/14/26

    from

    $ 682

    Viewed: 1 day ago

    Allentown (ABE)Denver (DEN)Roundtrip
    |
    Economy    		05/14/26 - 05/19/26

    from

    $ 548

    Viewed: 1 hour ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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