How many flights depart from Colorado to Allentown on average per week?

As of June 2026, 2 flights take off from Colorado and land in Allentown each week. The most common flight departure day for this route is Mon, with 50% of weekly flights taking off on this day.

What airlines fly to Allentown?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Allentown from Colorado according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 7 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Allentown?

Flight times vary depending on what airport in Colorado you fly out of and what airport in Allentown you fly into. For example, flying from Denver to Newark Airport takes 3h 37m on average. On the other hand, flying from Aspen to Newark Airport takes 5h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from Colorado to Allentown-Bethlehem?

Allegiant Air, Delta, and American Airlines are the most popular carriers operating from Colorado to Allentown-Bethlehem

When did momondo last update prices for flights from Colorado to Allentown-Bethlehem Airport?

Prices for flights from Colorado to Allentown-Bethlehem Airport were last updated today.

How many operators does momondo search for flights from Colorado to Allentown-Bethlehem Airport?

As of June 2026, there are 3 operators available to choose from for flights from Colorado to Allentown-Bethlehem Airport.

How old do you have to be to fly from Colorado to Allentown-Bethlehem Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The travel and health documents required for your trip to Allentown-Bethlehem Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Allentown-Bethlehem Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$108 Cheap Flights from Colorado to Allentown in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Allentown

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:36 am - 3:08 pm

DEN

ABE

3h 32mnonstop

6:30 am - 8:24 am

ABE

DEN

3h 54mnonstop

$123Allegiant Air

Fri, Sep 11 - Mon, Oct 5

10:14 am - 3:42 pm

DEN

ABE

3h 28mnonstop

7:30 am - 9:24 am

ABE

DEN

3h 54mnonstop

$160Allegiant Air

Fri, Oct 2 - Fri, Oct 16

9:36 am - 3:08 pm

DEN

ABE

3h 32mnonstop

3:32 pm - 10:33 pm

ABE

DEN

33h 01m

2 stops

$245Multiple Airlines

Fri, Sep 11 - Mon, Oct 5

11:52 pm - 5:10 pm

DEN

ABE

15h 18m

2 stops

2:54 pm - 4:56 pm

ABE

DEN

4h 02mnonstop

$252Multiple Airlines

Wed, Aug 12 - Mon, Aug 17

12:26 pm - 10:15 pm

COS

ABE

7h 49m

1 stop

6:00 am - 11:37 am

ABE

COS

7h 37m

1 stop

$333American Airlines

Tue, Oct 27 - Wed, Oct 28

8:00 am - 10:12 pm

COS

ABE

12h 12m

2 stops

6:00 am - 11:37 am

ABE

COS

7h 37m

1 stop

$338American Airlines

Tue, Oct 27 - Wed, Oct 28

1:40 pm - 10:46 pm

COS

ABE

7h 06m

1 stop

1:00 pm - 10:30 pm

ABE

COS

11h 30m

2 stops

$465Delta

Wed, Oct 14 - Wed, Oct 21

1:40 pm - 11:08 pm

COS

ABE

7h 28m

1 stop

6:05 pm - 10:27 am

ABE

COS

18h 22m

2 stops

$603Delta

Mon, Jul 13 - Fri, Jul 17

12:16 pm - 9:12 pm

COS

ABE

6h 56m

1 stop

6:25 am - 11:18 am

ABE

COS

6h 53m

1 stop

$611United Airlines

Sat, Dec 12 - Tue, Dec 15

8:00 am - 5:06 pm

EGE

ABE

7h 06m

1 stop

10:35 am - 8:30 pm

ABE

EGE

11h 55m

2 stops

$901United Airlines

Sat, Jul 11 - Tue, Jul 14

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United Airlines flights from Colorado to Allentown

Our best United Airlines deals on Colorado to Allentown flight tickets

United Airlines

Jun 25

COS12:11 pmColorado Springs

6h 56m

1 stop

ABE9:07 pmAllentown-Bethlehem

Jul 4

ABE6:15 amAllentown-Bethlehem

6h 54m

1 stop

COS11:09 amColorado Springs

$540

United Airlines

Jun 25

COS12:11 pmColorado Springs

6h 56m

1 stop

ABE9:07 pmAllentown-Bethlehem

Jul 4

ABE10:35 amAllentown-Bethlehem

7h 57m

2 stops

COS4:32 pmColorado Springs

$545

United Airlines

Dec 12

COS12:16 pmColorado Springs

6h 56m

1 stop

ABE9:12 pmAllentown-Bethlehem

Dec 15

ABE6:25 amAllentown-Bethlehem

6h 53m

1 stop

COS11:18 amColorado Springs

$611

Allegiant Air flights from Colorado to Allentown

Our best Allegiant Air deals on Colorado to Allentown flight tickets

Allegiant Air

Sep 11

DEN9:36 amDenver Intl

3h 32m

ABE3:08 pmAllentown-Bethlehem

Oct 5

ABE6:30 amAllentown-Bethlehem

3h 54m

DEN8:24 amDenver Intl

$123

Allegiant Air

Oct 2

DEN10:14 amDenver Intl

3h 28m

ABE3:42 pmAllentown-Bethlehem

Oct 16

ABE7:30 amAllentown-Bethlehem

3h 54m

DEN9:24 amDenver Intl

$160

Allegiant Air

Aug 14

DEN5:46 pmDenver Intl

3h 28m

ABE11:14 pmAllentown-Bethlehem

Aug 17

ABE2:54 pmAllentown-Bethlehem

4h 02m

DEN4:56 pmDenver Intl

$168

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Fri 9/11

9:36 am-3:08 pm

Nonstop3h 32m

Allentown-Bethlehem

Mon 10/5

6:30 am-8:24 am

Nonstop3h 54m

$123

Quickest round-trip

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Fri 10/2

10:14 am-3:42 pm

Nonstop3h 28m

Allentown-Bethlehem

Fri 10/16

7:30 am-9:24 am

Nonstop3h 54m

$160

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Fri 9/11

9:36 am-3:08 pm

Nonstop3h 32m

Allentown-Bethlehem

Mon 10/5

3:32 pm-10:33 pm

2 stops33h 01m

$245

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 8/12

11:52 pm-5:10 pm

2 stops15h 18m

Allentown-Bethlehem

Mon 8/17

2:54 pm-4:56 pm

Nonstop4h 02m

$252

Colorado SpringsAllentown

COS - ABE

COSABE

Colorado Springs

Tue 10/27

12:26 pm-10:15 pm

1 stop7h 49m

Allentown-Bethlehem

Wed 10/28

6:00 am-11:37 am

1 stop7h 37m

$333

Colorado SpringsAllentown

COS - ABE

COSABE

Colorado Springs

Tue 10/27

8:00 am-10:12 pm

2 stops12h 12m

Allentown-Bethlehem

Wed 10/28

6:00 am-11:37 am

1 stop7h 37m

$338

Colorado SpringsAllentown

COS - ABE

COSABE

Colorado Springs

Wed 10/14

1:40 pm-10:46 pm

1 stop7h 06m

Allentown-Bethlehem

Wed 10/21

1:00 pm-10:30 pm

2 stops11h 30m

$465

Colorado SpringsAllentown

COS - ABE

COSABE

Colorado Springs

Mon 7/13

1:40 pm-11:08 pm

1 stop7h 28m

Allentown-Bethlehem

Fri 7/17

6:05 pm-10:27 am

2 stops18h 22m

$603

Colorado SpringsAllentown

COS - ABE

COSABE

Colorado Springs

Sat 12/12

12:16 pm-9:12 pm

1 stop6h 56m

Allentown-Bethlehem

Tue 12/15

6:25 am-11:18 am

1 stop6h 53m

$611

VailAllentown

EGE - ABE

EGEABE

Vail Eagle County

Sat 7/11

8:00 am-5:06 pm

1 stop7h 06m

Allentown-Bethlehem

Tue 7/14

10:35 am-8:30 pm

2 stops11h 55m

$901

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Allentown

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Allentown?

The month of October is, on average, the cheapest month to fly to Allentown from Colorado, with most prices found around $81. If you aren’t able to travel to Allentown during the month of October, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $122.

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from Colorado to Allentown is on a Thursday when prices can be found for as low as $188. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $299.

What is the cheapest time of day to depart on your flight to Allentown?

In the afternoon is the cheapest time of day to fly from Colorado to Allentown when you can find flight prices for as low as $169. Flying to Allentown in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $205.

What is the cheapest Colorado to Allentown-Bethlehem flight route?

Fly from Denver Intl to Allentown-Bethlehem for the best Colorado - Allentown-Bethlehem flight prices

What cabin class options are available on Colorado to Allentown flights?

There is only 1 cabin class available to choose from on Colorado to Allentown flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Colorado to Allentown flights?

No. A direct flight is the cheapest option for a flight between Colorado to Allentown.

Cheap Colorado to Allentown flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Allentown

Best Price Found	$145
Fastest flight time	3h 27m
Direct flights	Tue and Sat
Airports in Allentown	1 airport

The best one-way flight to Allentown from Colorado in the past 72 hours is $145. The best round-trip flight deal from Colorado to Allentown found on momondo in the last 72 hours is $167.

The fastest flight from Colorado to Allentown takes 3h 27m

Direct flights go from Colorado to Allentown on Tuesday and Saturday. The only airline offering direct flights is Allegiant Air.

There is 1 airport in Allentown. From Colorado there are direct flights to Allentown-Bethlehem (ABE).

Search flight deals

Frequently asked questions about flying from Colorado to Allentown

When did momondo last update prices for flights from Colorado to Allentown-Bethlehem Airport?
Prices for flights from Colorado to Allentown-Bethlehem Airport were last updated today.
How many operators does momondo search for flights from Colorado to Allentown-Bethlehem Airport?
As of June 2026, there are 3 operators available to choose from for flights from Colorado to Allentown-Bethlehem Airport.
How old do you have to be to fly from Colorado to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The travel and health documents required for your trip to Allentown-Bethlehem Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Allentown-Bethlehem Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Colorado to Allentown?
momondo data reveals that the most frequently booked plane model on the route from Colorado to Allentown is Airbus A320-100/200, representing 46.55% of all bookings. The subsequent popular models are Airbus A321neo at 13.79%, Airbus A320neo at 8.62%, and Boeing 737-800 at 8.62%.

Best airlines flying from Colorado to Allentown

Compare and see reviews for airlines that fly from Colorado to Allentown with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $130	Free Cancellation	Rating 7.3 695 reviews	Search Allegiant Air flights
American Airlines	PriceFrom $178	Free Cancellation	Rating 7.1 11,750 reviews	Search American Airlines flights
United Airlines	PriceFrom $188	Free Cancellation	Rating 7.4 9,879 reviews	Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Allentown?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Allentown from Colorado.

Can I find flights from Colorado to Allentown with flexible booking policies on momondo?

Flights from Colorado to Allentown with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colorado to Allentown?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Allentown from Colorado.

I’m not ready to book a flight from Colorado to Allentown right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Colorado to Allentown now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Allentown and let you know when they change.