$222+ Cheap flights from Denver to Allentown (DEN - ABE)
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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ABE
Mrz 14 — Mrz 211
1 adult, Economy
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Cheapest flights from Denver to AllentownExplore the most affordable flight options available from Denver to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Februar 12, 2026.
Explore the most affordable flight options available from Denver to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Februar 12, 2026.
This Delta deal was found by Cheapflights users on 2/10. 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.
Di 3/103:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Di 3/175:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/10![Delta logo]()
$259
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Di 3/1010:25 am
DEN
- ABE
2 stops11h 06m
American Airlines
Di 3/1712:45 pm
ABE
- DEN
1 stop7h 00m
American Airlines
Deal found 2/10![American Airlines logo]()
$273
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Fr 3/275:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/11![Delta logo]()
$310
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Di 2/241:25 pm
DEN
- ABE
1 stop8h 06m
American Airlines
Sa 2/2812:00 pm
ABE
- DEN
1 stop8h 58m
American Airlines
Deal found 2/9![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Mi 3/2512:56 pm
ABE
- DEN
1 stop9h 24m
Delta
Deal found 2/11![Delta logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/186:35 am
DEN
- ABE
2 stops39h 04m
Multiple Airlines
Di 3/249:00 am
ABE
- DEN
1 stop16h 13m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Do 3/266:32 am
ABE
- DEN
1 stop9h 02m
Delta
Deal found 2/11![Delta logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/186:35 am
DEN
- ABE
2 stops39h 04m
Multiple Airlines
Mi 3/251:04 pm
ABE
- DEN
1 stop12h 09m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 2/9. 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.
Di 6/301:35 pm
DEN
- ABE
1 stop7h 21m
Delta
Sa 7/46:30 am
ABE
- DEN
1 stop7h 56m
Delta
Deal found 2/9![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 2/10. 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.
Do 3/51:10 pm
DEN
- ABE
1 stop7h 39m
Delta
Sa 3/75:58 pm
ABE
- DEN
1 stop8h 25m
Delta
Deal found 2/10![Delta logo]()
$368
Best flights from Denver to AllentownDiscover carefully curated flight deals from Denver to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Februar 12, 2026.
Discover carefully curated flight deals from Denver to Allentown that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated Februar 12, 2026.
This Delta deal was found by Cheapflights users on 2/10. 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.
Di 3/103:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Di 3/175:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/10![Delta logo]()
$259
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Di 3/1010:25 am
DEN
- ABE
2 stops11h 06m
American Airlines
Di 3/1712:45 pm
ABE
- DEN
2 stops11h 52m
American Airlines
Deal found 2/10![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Fr 3/275:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/11![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Do 3/266:32 am
ABE
- DEN
1 stop9h 02m
Delta
Deal found 2/11![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 2/10. 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.
Do 3/51:10 pm
DEN
- ABE
1 stop7h 39m
Delta
Sa 3/75:58 pm
ABE
- DEN
1 stop8h 25m
Delta
Deal found 2/10![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 2/10. 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.
Di 5/1212:00 pm
DEN
- ABE
1 stop8h 18m
Delta
Sa 5/166:16 pm
ABE
- DEN
1 stop7h 35m
Delta
Deal found 2/10![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 2/9. 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.
Di 6/306:10 am
DEN
- ABE
2 stops14h 46m
Delta
Fr 7/35:40 pm
ABE
- DEN
1 stop8h 05m
Delta
Deal found 2/9![Delta logo]()
$385
This Delta deal was found by Cheapflights users on 2/8. 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.
Mi 7/291:35 pm
DEN
- ABE
1 stop7h 21m
Delta
Do 8/66:30 am
ABE
- DEN
1 stop7h 56m
Delta
Deal found 2/8![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 2/8. 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.
Mi 7/291:35 pm
DEN
- ABE
1 stop7h 21m
Delta
Mo 8/35:40 pm
ABE
- DEN
1 stop8h 05m
Delta
Deal found 2/8![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 2/11. 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.
Mi 3/181:00 pm
DEN
- ABE
1 stop7h 56m
Delta
Di 3/2412:56 pm
ABE
- DEN
1 stop9h 24m
Delta
Deal found 2/11![Delta logo]()
$389
This Delta deal was found by Cheapflights users on 2/9. 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.
Mo 5/1112:00 pm
DEN
- ABE
1 stop8h 18m
Delta
Sa 5/166:16 pm
ABE
- DEN
1 stop7h 35m
Delta
Deal found 2/9![Delta logo]()
$413
Last-minute flights from Denver to AllentownDiscover last-minute flight deals from Denver to Allentown. Data last updated Februar 12, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Allentown. Data last updated Februar 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Di 2/241:25 pm
DEN
- ABE
1 stop8h 06m
American Airlines
Sa 2/2812:00 pm
ABE
- DEN
1 stop8h 58m
American Airlines
Deal found 2/9![American Airlines logo]()
$311
This Delta deal was found by Cheapflights users on 2/10. 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.
Do 3/51:10 pm
DEN
- ABE
1 stop7h 39m
Delta
Sa 3/75:58 pm
ABE
- DEN
1 stop8h 25m
Delta
Deal found 2/10![Delta logo]()
$368
This Delta deal was found by Cheapflights users on 2/10. 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.
Di 3/103:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Di 3/175:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/10![Delta logo]()
$259
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Di 3/1010:25 am
DEN
- ABE
2 stops11h 06m
American Airlines
Di 3/1712:45 pm
ABE
- DEN
1 stop7h 00m
American Airlines
Deal found 2/10![American Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/186:35 am
DEN
- ABE
2 stops39h 04m
Multiple Airlines
Di 3/249:00 am
ABE
- DEN
1 stop16h 13m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 3/186:35 am
DEN
- ABE
2 stops39h 04m
Multiple Airlines
Mi 3/251:04 pm
ABE
- DEN
1 stop12h 09m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Mi 3/184:03 pm
DEN
- ABE
1 stop6h 26m
American Airlines
Mi 3/256:04 am
ABE
- DEN
1 stop9h 20m
American Airlines
Deal found 2/11![American Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Fr 3/275:58 pm
ABE
- DEN
1 stop8h 11m
Delta
Deal found 2/11![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Mi 3/2512:56 pm
ABE
- DEN
1 stop9h 24m
Delta
Deal found 2/11![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 2/11. 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.
Di 3/243:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Do 3/266:32 am
ABE
- DEN
1 stop9h 02m
Delta
Deal found 2/11![Delta logo]()
$338
One-way flights from Denver to AllentownSearch for one-way flight options from Denver to Allentown. Find affordable one-way fares based on user searches. Data last updated Februar 12, 2026.
Search for one-way flight options from Denver to Allentown. Find affordable one-way fares based on user searches. Data last updated Februar 12, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 2/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 6/810:22 am
DEN
- ABE
Nonstop3h 27m
Allegiant Air
Deal found 2/10![Allegiant Air logo]()
$222
This Delta deal was found by Cheapflights users on 2/8. 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.
Do 2/192:45 pm
DEN
- ABE
1 stop6h 04m
Delta
Deal found 2/8![Delta logo]()
$234
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Mo 6/82:19 pm
DEN
- ABE
1 stop6h 32m
American Airlines
Deal found 2/10![American Airlines logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 3/16:00 am
DEN
- ABE
3 stops38h 49m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 2/10. 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.
So 3/14:03 pm
DEN
- ABE
1 stop6h 26m
American Airlines
Deal found 2/10![American Airlines logo]()
$269
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Fr 2/204:03 pm
DEN
- ABE
1 stop6h 26m
American Airlines
Deal found 2/8![American Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Do 2/1912:21 pm
DEN
- ABE
2 stops10h 08m
American Airlines
Deal found 2/8![American Airlines logo]()
$284
This Delta deal was found by Cheapflights users on 2/9. 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.
Di 6/231:35 pm
DEN
- ABE
1 stop7h 21m
Delta
Deal found 2/9![Delta logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 6/2811:59 pm
DEN
- ABE
1 stop17h 58m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 2/12. 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.
Di 3/173:15 pm
DEN
- ABE
1 stop5h 41m
Delta
Deal found 2/12![Delta logo]()
$330
Find flight deals from Denver to Allentown
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Februar 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $259 (Delta) |
One-way from | $222 (Cheapflightsfares) |
Popular in | December |
Cheapest in | October |
Average price | $485 |
Good round-trip deal | $289 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Allentown 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 Februar 12, 2026.
Use the filters below to find and compare flights from Denver to Allentown that are best for you.
Fly from
Denver
Fly to
Allentown
Route
Depart
Return
Price
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 3/10
3:15 pm-10:56 pm
1 stop5h 41m
Allentown-Bethlehem
Di 3/17
5:58 pm-12:09 am
1 stop8h 11m
$259
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 3/10
10:25 am-11:31 pm
2 stops11h 06m
Allentown-Bethlehem
Di 3/17
12:45 pm-10:37 pm
2 stops11h 52m
$307
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 3/24
3:15 pm-10:56 pm
1 stop5h 41m
Allentown-Bethlehem
Fr 3/27
5:58 pm-12:09 am
1 stop8h 11m
$310
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 3/24
3:15 pm-10:56 pm
1 stop5h 41m
Allentown-Bethlehem
Do 3/26
6:32 am-1:34 pm
1 stop9h 02m
$338
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Do 3/5
1:10 pm-10:49 pm
1 stop7h 39m
Allentown-Bethlehem
Sa 3/7
5:58 pm-12:23 am
1 stop8h 25m
$368
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 5/12
12:00 pm-10:18 pm
1 stop8h 18m
Allentown-Bethlehem
Sa 5/16
6:16 pm-11:51 pm
1 stop7h 35m
$372
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Di 6/30
6:10 am-10:56 pm
2 stops14h 46m
Allentown-Bethlehem
Fr 7/3
5:40 pm-11:45 pm
1 stop8h 05m
$385
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Mi 7/29
1:35 pm-10:56 pm
1 stop7h 21m
Allentown-Bethlehem
Do 8/6
6:30 am-12:26 pm
1 stop7h 56m
$389
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Mi 7/29
1:35 pm-10:56 pm
1 stop7h 21m
Allentown-Bethlehem
Mo 8/3
5:40 pm-11:45 pm
1 stop8h 05m
$389
DenverAllentown
DEN - ABE
DENABE
Denver Intl
Mi 3/18
1:00 pm-10:56 pm
1 stop7h 56m
Allentown-Bethlehem
Di 3/24
12:56 pm-8:20 pm
1 stop9h 24m
$389
Showing 1-10 of 18 results
Compare providers for flights from Denver to Allentown
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Allentown in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Denver-Allentown flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-Allentown flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-Allentown flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Denver-Allentown flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Allentown flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Denver to Allentown
Have a flexible travel schedule? Discover the best time to fly to Allentown from Denver with our price prediction graph.
DEN-ABE
Estimated round-trip price
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Cheapflights Insights
Everything you need to know about your flight from Denver to Allentown
Reviews of airlines servicing Allentown
Get insights into the airlines that provide service to Allentown. 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 Allentown. Reviews last updated Februar 12, 2026.
Read through reviews of airlines operating flights from Denver to Allentown, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Comfort
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Denver to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Allentown
Explore flights to Allentown departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on Februar 12, 2026.
Alternative routes for Denver to Allentown
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Complete your trip
Complete your trip to Allentown by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Denver to Allentown, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Denver and Allentown flights
Browse other Denver and Allentown flight options. Last updated on Februar 12, 2026.
Other flights from Denver
Browse through other flights departing from Denver. Flights are based on user searches made on Cheapflights and were last updated on Februar 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Denver to Allentown
Discover the top 4 airlines that operate flights from Denver to Allentown. 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 Februar 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$198 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$153 | Average$348 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$163 | Average$434 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$199 | Average$443 | FlexibilityNo cancel fee | On-timeN/A |