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$116+ Cheap flights from Allentown (ABE) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — DEN
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheap flight deals from Allentown to Colorado

Keep the following information in mind while searching for Allentown to Colorado flight deals. Data was last updated abril 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$128
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$383

Good round-trip deal

$173 or less

Good one-way deal

$72 or less
Provider with most accurate pricing for Allentown-Bethlehem-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Allentown-Bethlehem-Denver Intl flights.
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From Allentown-Bethlehem to Colorado
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Highest demand for flights based on searches. 25% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Allentown-Bethlehem to Colorado.
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Price to beat on a one-way flight from Allentown-Bethlehem to Colorado.
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Find flight deals from Allentown to Colorado

Cheapest flights from Allentown to Colorado
Explore the most affordable flight options available from Allentown to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/48:00 amABE - DEN
Nonstop3h 45mAllegiant Air
jue. 9/1110:35 amDEN - ABE
Nonstop3h 30mAllegiant Air
Deal found 4/28$127
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/285:27 pmABE - DEN
1 stop7h 32mAmerican Airlines
mié. 6/412:19 pmDEN - ABE
2 stops10h 21mAmerican Airlines
Deal found 4/28$208
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/275:50 pmABE - DEN
1 stop6h 07mDelta
vie. 6/612:06 pmDEN - ABE
1 stop8h 49mDelta
Deal found 4/28$273
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:30 amABE - COS
1 stop8h 27mDelta
sáb. 9/271:40 pmCOS - ABE
1 stop7h 43mDelta
Deal found 4/29$289
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/226:15 amABE - DEN
1 stop19h 07mMultiple Airlines
jue. 5/299:51 amDEN - ABE
Nonstop3h 22mMultiple Airlines
Deal found 4/28$291
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/235:47 pmABE - COS
2 stops7h 38mAmerican Airlines
sáb. 9/2712:01 pmCOS - ABE
2 stops10h 14mAmerican Airlines
Deal found 4/29$377
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/235:28 pmABE - COS
1 stop6h 26mUnited Airlines
sáb. 9/277:30 amCOS - ABE
2 stops12h 24mUnited Airlines
Deal found 4/29$384
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/115:35 pmABE - DEN
1 stop7h 55mUnited Airlines
mar. 6/1711:25 amDEN - ABE
1 stop8h 30mUnited Airlines
Deal found 4/29$406
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/165:25 amABE - GJT
2 stops12h 44mAmerican Airlines
mié. 5/2111:37 amGJT - ABE
3 stops11h 03mAmerican Airlines
Deal found 4/29$1,020
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/36:37 amABE - DRO
2 stops10h 08mUnited Airlines
lun. 5/55:15 amDRO - ABE
2 stops14h 30mUnited Airlines
Deal found 4/29$1,064
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/166:37 amABE - GJT
2 stops8h 01mUnited Airlines
mié. 5/217:05 amGJT - ABE
2 stops12h 40mUnited Airlines
Deal found 4/29$1,306

Cheapflights Fare Finder

Customize your flight search to find flights from Allentown to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 29, 2025.
Use the filters below to find and compare flights from Allentown to Colorado that are best for you.

Fly from

Allentown

Fly to

Colorado

Route

Depart

Return

Price

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

jue. 9/4

8:00 am-9:45 am

Nonstop3h 45m

Denver Intl

jue. 9/11

10:35 am-4:05 pm

Nonstop3h 30m

$127

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

mié. 5/28

5:27 pm-10:59 pm

1 stop7h 32m

Denver Intl

mié. 6/4

12:19 pm-12:40 am

2 stops10h 21m

$208

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

mar. 5/27

5:50 pm-9:57 pm

1 stop6h 07m

Denver Intl

vie. 6/6

12:06 pm-10:55 pm

1 stop8h 49m

$273

AllentownColorado Springs

ABE - COS

ABECOS

Allentown-Bethlehem

mar. 9/23

6:30 am-12:57 pm

1 stop8h 27m

Colorado Springs

sáb. 9/27

1:40 pm-11:23 pm

1 stop7h 43m

$289

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

jue. 5/22

6:15 am-11:22 pm

1 stop19h 07m

Denver Intl

jue. 5/29

9:51 am-3:13 pm

Nonstop3h 22m

$291

AllentownColorado Springs

ABE - COS

ABECOS

Allentown-Bethlehem

mar. 9/23

5:47 pm-11:25 pm

2 stops7h 38m

Colorado Springs

sáb. 9/27

12:01 pm-12:15 am

2 stops10h 14m

$377

AllentownColorado Springs

ABE - COS

ABECOS

Allentown-Bethlehem

mar. 9/23

5:28 pm-9:54 pm

1 stop6h 26m

Colorado Springs

sáb. 9/27

7:30 am-9:54 pm

2 stops12h 24m

$384

AllentownDenver

ABE - DEN

ABEDEN

Allentown-Bethlehem

mié. 6/11

5:35 pm-11:30 pm

1 stop7h 55m

Denver Intl

mar. 6/17

11:25 am-9:55 pm

1 stop8h 30m

$406

AllentownGrand Junction

ABE - GJT

ABEGJT

Allentown-Bethlehem

vie. 5/16

5:25 am-4:09 pm

2 stops12h 44m

Grand Junction Regnl

mié. 5/21

11:37 am-12:40 am

3 stops11h 03m

$1,020

AllentownGrand Junction

ABE - GJT

ABEGJT

Allentown-Bethlehem

vie. 5/16

6:37 am-12:38 pm

2 stops8h 01m

Grand Junction Regnl

mié. 5/21

7:05 am-9:45 pm

2 stops12h 40m

$1,306

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
1
2

Best time to book a flight from Allentown to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Allentown with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Allentown to Colorado

What is the cheapest month to book a flight from Allentown to Colorado?

Currently, October is the cheapest month in which you can book a flight from Allentown to Colorado (average of $197). Flying from Allentown to Colorado in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ABE to CO?

Find hourly flight availability from Allentown to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Allentown to Colorado as you normally would.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated abril 29, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and Allegiant Air from Allentown to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
734 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Allentown to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Allentown to Colorado?

    Allentown-Bethlehem (ABE), located 3.9 mi from the city center, is the airport you fly out of when you book flights from Allentown to Colorado.

  • How popular is this Allentown to Colorado flight route?

    The Allentown-Bethlehem to Colorado flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Allentown to Colorado one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $190. However, be on the lookout for offers from Allegiant Air and American Airlines, as they are both options that can get you from Allentown to Colorado for a low price.

  • What are the most popular routes from Allentown to Colorado?

    When deciding which route to take from Allentown to Colorado consider Allentown-Bethlehem - Denver Intl, Allentown-Bethlehem - Colorado Springs or Allentown-Bethlehem - Grand Junction Regnl as they are the most popular.

  • What are the cheapest flights from Allentown to Colorado?

    Looking for the cheapest flight from Allentown to Colorado? While on average our users pay $160, our data indicates the cheapest price to be $72. The most popular route (Allentown-Bethlehem - Denver Intl), is priced around $127.

  • Can I find deals for flights from Allentown to Colorado that include hotel bookings?

    Yes. In addition to deals on Allentown to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Allentown to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Allentown to Colorado.

  • Can I find deals for business class flights from Allentown to Colorado?

    Yes. Cheapflights offers flight deals from Allentown to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Allentown to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Allentown to Colorado (average of $197). Flying from Allentown to Colorado in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from Allentown to Colorado

Discover the top 5 airlines that operate flights from Allentown to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$43Average$117FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$105Average$217FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$194Average$563FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$234Average$411FlexibilityNo cancel feeOn-time71%
DeltaCheapest$259Average$417FlexibilityNo cancel feeOn-timeN/A

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