ABE - DEN

$139 Find Cheap Flights from Allentown to Denver - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$263
Typical prices: $222-$367
American Airlines
Fri 12/7Sat 12/8
ABE - DEN • 1 stop
Cheapest one-way
$139
Typical prices: $111-$242
Delta
Sun 11/25
ABE - DEN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Allentown and Denver. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
11 weeks
in advance
Our data shows that travelers who book at least 11 weeks in advance save around 43% compared to booking last minute.
Insights
Insights
When to travel
August
Cheapest • 25% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Philadelphia (PHL)
Cheapest • Avg $402 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 6h 54m (one-way)
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Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Allentown to Denver (ABE-DEN)

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

Recent round-trip flight deals from Allentown to Denver

Mon, Dec 7 - Tue, Dec 8
American Airlines Logo
6:12 pm - 10:57 pmABE  Allentown-Bethlehem-DEN Denver Intl
6h 45m1 stop Chicago O'Hare Intl
American Airlines Logo
3:42 pm - 11:25 pmDEN  Denver Intl-ABE Allentown-Bethlehem
5h 43m1 stop Charlotte Douglas
$263American Airlines
Mon, Dec 7 - Tue, Dec 8
American Airlines Logo
6:12 pm - 12:30 amABE  Allentown-Bethlehem-DEN Denver Intl
8h 18m1 stop Chicago O'Hare Intl
American Airlines Logo
1:20 pm - 11:57 pmDEN  Denver Intl-ABE Allentown-Bethlehem
8h 37m2 stops Dallas/Fort Worth Chicago O'Hare Intl
$268American Airlines
Tue, Dec 1 - Mon, Dec 7
Delta Logo
5:58 pm - 11:22 pmABE  Allentown-Bethlehem-DEN Denver Intl
7h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:15 am - 5:13 pmDEN  Denver Intl-ABE Allentown-Bethlehem
6h 58m1 stop Atlanta Hartsfield-Jackson
$277Delta
Wed, Dec 2 - Mon, Dec 7
Delta Logo
5:58 pm - 11:22 pmABE  Allentown-Bethlehem-DEN Denver Intl
7h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:15 am - 5:13 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 58m1 stop Atlanta Hartsfield-Jackson
$277Delta
Wed, Dec 2 - Tue, Dec 8
Delta Logo
5:58 pm - 11:22 pmABE  Allentown-Bethlehem-DEN Denver Intl
7h 24m1 stop Atlanta Hartsfield-Jackson
Delta Logo
8:15 am - 5:13 pmDEN  Denver Intl-ABE Allentown-Bethlehem
6h 58m1 stop Atlanta Hartsfield-Jackson
$277Delta
Thu, Dec 10 - Sun, Dec 13
American Airlines Logo
6:12 pm - 12:30 amABE  Allentown-Bethlehem-DEN Denver Intl
8h 18m1 stop Chicago O'Hare Intl
American Airlines Logo
8:06 am - 5:42 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 36m1 stop Chicago O'Hare Intl
$310American Airlines
Thu, Nov 26 - Sat, Dec 5
United Airlines Logo
6:15 am - 12:45 pmABE  Allentown-Bethlehem-DEN Denver Intl
8h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 4:57 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 12m1 stop Chicago O'Hare Intl
$317United Airlines
Tue, Jan 5 - Tue, Jan 12
Multiple Airlines Logo
8:30 am - 8:35 amABE  Allentown-Bethlehem-DEN Denver Intl
26h 05m2 stops Orlando Sanford Intl Atlanta Hartsfield-Jackson
Multiple Airlines Logo
11:30 pm - 4:02 pmDEN  Denver Intl-ABE Allentown-Bethlehem
14h 32m1 stop Orlando
$322Multiple Airlines
Sun, Jan 10 - Wed, Jan 13
Multiple Airlines Logo
8:30 am - 7:58 amABE  Allentown-Bethlehem-DEN Denver Intl
25h 28m1 stop Tampa St. Petersburg
Multiple Airlines Logo
4:17 pm - 2:55 pmDEN  Denver Intl-ABE Allentown-Bethlehem
20h 38m2 stops Dallas/Fort Worth Tampa
$324Multiple Airlines
Thu, Nov 26 - Sat, Dec 5
United Airlines Logo
6:15 am - 12:45 pmABE  Allentown-Bethlehem-DEN Denver Intl
8h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
7:45 am - 4:57 pmDEN  Denver Intl-ABE Allentown-Bethlehem
7h 12m1 stop Chicago O'Hare Intl
$383United Airlines
Booking Insights

Price, demand and travel trends for Allentown to Denver 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 Allentown to Denver?

Round-trip flights from Allentown to Denver typically range from $222 to $367. The lowest price found in the past 5 days was $263, on American Airlines.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Allentown to Denver. It’s 5% cheaper than the average day, while Sunday is the most expensive, with prices 77% higher.

What’s the cheapest month to fly from Allentown to Denver?

•August is the cheapest month to fly from Allentown to Denver at $215 round-trip.
•March ($648) and February ($464) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 201% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Allentown to Denver the cheapest?

Flights from Allentown to Denver are cheapest 11 weeks before departure. Booking in this window typically costs about 43% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Allentown to Denver flights

Low season

March

Cheapest flight

$139
Beat the crowds with an average 90% drop in travelers.
The most popular month to fly with an average 128% increase in travelers.
One-way flight from Allentown to Denver

When to book flights from Allentown to Denver

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

Your Allentown to Denver flight questions, answered

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

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

    Two cabin classes are available on flights from Allentown to Denver:

    • Economy Class
    • First Class

  • How long is a flight from Allentown to Denver?

    A nonstop flight from Allentown to Denver takes 00m, covering 1,534 miles.

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

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

    Round-trip flights from Allentown to Denver range from $222 to $367, with an average of $287 over the past 12 months. Anything below $222 counts as a good deal.

  • How expensive are last-minute Allentown to Denver flights?

    Last-minute fares on this route (booked within two weeks of departure) run 49% above the $287 route average. Book 11 weeks before departure for the lowest fares.

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

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $268 round-trip, compared to $402 via a layover through Philadelphia (PHL).

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $38–$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 Allentown to Denver?

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

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

    One-way fares from Allentown to Denver are currently higher than usual. Average one-way flight prices are about $194, which is 15% above the typical average for this route.

  • What car rental options are available at Denver Intl Airport (DEN)?

    Denver Intl Airport (DEN) hosts 5 major car rental companies, with daily rates averaging $56 for economy cars. Top options include:

    • Routes Car & Truck Rentals
    • Ace
    • Europcar
    • NU Car
    • Hertz

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

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

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

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

    • Atlanta Hartsfield-Jackson (ATL) - 35% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 22% of one-stop connections
    • Philadelphia (PHL) - 22% of one-stop connections
    • Charlotte Douglas (CLT) - 20% of one-stop connections

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

    Yes. Flexible dates can save you up to 47% on flights from Allentown to Denver. Monday is the cheapest departure day at $273 round-trip on average, while Sunday is the most expensive at $510, a difference of $237.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 6h 54m, compared with 7h 05m via Charlotte Douglas (CLT) and 7h 10m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Allentown and Denver?

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

  • What popular places can I visit in Denver?

    Some of the most popular sights in Denver are Colorado Convention Center, Coors Field and Ball Arena. These are among the most viewed places in Denver on KAYAK.

Your guide to booking Allentown to Denver flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Sunday. On this route, Monday flights average $273, about $237 less than Sunday fares (46% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 11 weeks before you fly. On this route, that window historically saves about 43% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Allentown to Denver trip for August. Fares historically average $215 round-trip in that month - typically $433 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Denver Intl Airport.

    • The Westin Denver International Airport

More options for your flight from Allentown to Denver

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

Car rentals in Denver
Hotels in Denver
Vacations in Denver