DEN - ABE

$99 Find Cheap Flights from Denver to Allentown - Compare and Save

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Everything you should know

Cheapest round-trip
$173
Typical prices: $186-$363
Allegiant Air
Tue 9/25Fri 9/28
DEN - ABE • Non-stop
Cheapest one-way
$99
Typical prices: $115-$198
Allegiant Air
Tue 9/25
DEN - ABE • Non-stop
Nonstop flights
Not available
There are currently no direct flights between Denver and Allentown. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
October
Cheapest • 27% price drop
September
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Charlotte Douglas (CLT)
Cheapest • Avg $370 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 25m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

Cheap Flights from Denver to Allentown (DEN-ABE)

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

Recent round-trip flight deals from Denver to Allentown

Fri, Sep 25 - Mon, Sep 28
Allegiant Air Logo
9:36 am - 3:08 pmDEN  Denver Intl-ABE Allentown-Bethlehem
3h 32mnonstop
Allegiant Air Logo
7:30 am - 9:16 amABE  Allentown-Bethlehem-DEN Denver Intl
3h 46mnonstop
$173Allegiant Air
Fri, Oct 2 - Mon, Oct 5
Allegiant Air Logo
10:14 am - 3:42 pmDEN  Denver Intl-ABE Allentown-Bethlehem
3h 28mnonstop
Allegiant Air Logo
6:30 am - 8:24 amABE  Allentown-Bethlehem-DEN Denver Intl
3h 54mnonstop
$191Allegiant Air
Fri, Oct 2 - Mon, Oct 5
Allegiant Air Logo
10:14 am - 3:42 pmDEN  Denver Intl-ABE Allentown-Bethlehem
3h 28mnonstop
Allegiant Air Logo
6:30 am - 8:24 amABE  Allentown-Bethlehem-DEN Denver Intl
3h 54mnonstop
$196Allegiant Air
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
10:30 am - 10:28 pmDEN  Denver Intl-ABE Allentown-Bethlehem
9h 58m1 stop Orlando
Multiple Airlines Logo
6:30 am - 8:24 amABE  Allentown-Bethlehem-DEN Denver Intl
3h 54mnonstop
$302Multiple Airlines
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
10:30 am - 10:28 pmDEN  Denver Intl-ABE Allentown-Bethlehem
9h 58m1 stop Orlando
Multiple Airlines Logo
6:30 am - 8:24 amABE  Allentown-Bethlehem-DEN Denver Intl
3h 54mnonstop
$303Multiple Airlines
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
10:14 am - 3:42 pmDEN  Denver Intl-ABE Allentown-Bethlehem
3h 28mnonstop
Multiple Airlines Logo
3:32 pm - 9:03 pmABE  Allentown-Bethlehem-DEN Denver Intl
31h 31m2 stops Orlando Atlanta Hartsfield-Jackson
$306Multiple Airlines
Wed, Oct 7 - Wed, Oct 14
American Airlines Logo
12:17 pm - 10:12 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 55m1 stop Chicago O'Hare Intl
American Airlines Logo
6:44 pm - 10:52 pmABE  Allentown-Bethlehem-DEN Denver Intl
6h 08m1 stop Chicago O'Hare Intl
$341American Airlines
Thu, Oct 22 - Mon, Oct 26
American Airlines Logo
8:00 am - 6:14 pmDEN  Denver Intl-ABE Allentown-Bethlehem
8h 14m1 stop Chicago O'Hare Intl
American Airlines Logo
6:47 pm - 12:36 amABE  Allentown-Bethlehem-DEN Denver Intl
7h 49m1 stop Chicago O'Hare Intl
$341American Airlines
Fri, Jan 8 - Mon, Jan 11
United Airlines Logo
11:15 am - 8:55 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
5:20 pm - 11:47 pmABE  Allentown-Bethlehem-DEN Denver Intl
8h 27m1 stop Chicago O'Hare Intl
$478United Airlines
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
7:45 am - 5:08 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 23m1 stop Chicago O'Hare Intl
United Airlines Logo
10:37 am - 3:17 pmABE  Allentown-Bethlehem-DEN Denver Intl
6h 40m1 stop Chicago O'Hare Intl
$494United Airlines
Booking Insights

Price, demand and travel trends for Denver to Allentown flights

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

How much is a round-trip flight from Denver to Allentown?

Round-trip flights from Denver to Allentown start at $173. Prices are below average for this route right now, with typical round-trip fares ranging from $186 to $363. The lowest price found in the past 5 days was $173 on Allegiant Air.

What's the cheapest day of the week to fly from Denver to Allentown?

Thursday is the cheapest day of the week to fly from Denver to Allentown, it is 27% cheaper than the average day. Saturday is the most expensive day with flight prices 101% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Key details for Denver to Allentown flights

Low season

February

Cheapest flight

$99
Best time to beat the crowds but there is an average 111% increase in price.
Most popular time to fly and prices are also 20% lower on average.
Flight from Denver to Allentown

When to book flights from Denver to Allentown

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

Your Denver to Allentown flight questions, answered

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

  • What airlines are available from Denver to Allentown?

    Only Allegiant Air operates flights between Denver and Allentown.

  • Which airports can I use when flying from Denver to Allentown?

    Flights from Denver to Allentown usually depart from Denver Intl (DEN) and arrive at Allentown-Bethlehem (ABE).

  • What cabin classes can I book on flights from Denver to Allentown?

    Only Economy Class is available on flights from Denver to Allentown.

  • How much can I save by taking a layover when flying from Denver to Allentown?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $205 round-trip, compared to $370 via a layover through Charlotte Douglas (CLT).

  • What is the standard checked-bag allowance on flights from Denver to Allentown?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $45–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Denver to Allentown?

    The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Allegiant Air and Southwest. Other aircraft seen on the route include Airbus A320-100/200 variants.

  • Which airports do connecting flights from Denver to Allentown pass through?

    One-stop flights from Denver to Allentown most commonly connect through:

    • Philadelphia (PHL) - 33% of one-stop connections
    • Charlotte Douglas (CLT) - 31% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 22% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 14% of one-stop connections

    Philadelphia (PHL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Denver to Allentown?

    Yes. Being flexible with your travel dates can save you up to 64% on the Denver to Allentown route. Thursday is the cheapest departure day at $188 round-trip on average, while Saturday is the most expensive at $518, a difference of $330. 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 are the earliest and latest flights from Denver to Allentown?

    These are the earliest and latest flight times available from Denver to Allentown:

    • Earliest: departs at 9:14 am and lands at 12:44 pm
    • Latest: departs at 10:14 am and lands at 1:44 pm.

    The flight takes about 3h 30m.

  • How long is a flight from Denver to Allentown?

    A nonstop flight from Denver to Allentown takes 3h 30m, covering 1,534 miles.

  • Do I need a passport to fly from Denver to Allentown?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Denver to Allentown looking right now?

    One-way fares from Denver to Allentown are currently higher than usual. Average one-way flight prices are about $227, which is 47% above the typical average for this route.

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

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 6h 25m, compared with 7h 01m via Charlotte Douglas (CLT) and 7h 03m via Philadelphia (PHL).

  • What is the time difference between Denver and Allentown?

    Allentown is 2 hours ahead of Denver (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Allentown-Bethlehem Airport (ABE)?

    Allentown-Bethlehem Airport (ABE) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include:
    • Alamo
    • Dollar
    • Budget
    • Hertz
    • Thrifty

  • How much should I expect to pay for a Denver to Allentown flight?

    Round-trip flights from Denver to Allentown range from $186 to $363, with an average of $257 over the past 12 months. Anything below $186 counts as a good deal.

Your guide to booking Denver to Allentown flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Thursday departure instead of Saturday. On this route, Thursday flights average $188 - about $330 less than Saturday (64% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Denver to Allentown trip for October. Fares historically average $188 round-trip in that month - typically $356 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Allentown-Bethlehem Airport.
    - Days Hotel by Wyndham Allentown Airport / Lehigh Valley
    - Super 8 by Wyndham Allentown
    - Hilton Garden Inn Allentown Bethlehem Airport

Prefer to fly direct from Denver to Allentown?

 
Find which airlines fly direct from Denver Intl Airport to Allentown-Bethlehem Airport, which days they fly and book direct flights.

Direct departures

Denver Intl to Allentown-Bethlehem

Monday

Allegiant Air

Allegiant Air

Friday

Allegiant Air

Allegiant Air

See more direct flights

Direct returns

Allentown-Bethlehem to Denver Intl

Monday

Allegiant Air

Allegiant Air

Friday

Allegiant Air

Allegiant Air

See more direct flights

More options for your flight from Denver to Allentown

Complete your trip to Allentown with a hotel stay or car rental

Car rentals in Allentown
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