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Lehigh Valley

$135+ Cheap flights from Denver (DEN) to Lehigh Valley

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — ABE
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Denver to Lehigh Valley

Keep the following information in mind while searching for Denver to Lehigh Valley flight deals. Data was last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$262
(American Airlines)

One-way from

$135
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$488
Provider with most accurate pricing for Denver Intl-Allentown-Bethlehem flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Allentown-Bethlehem flights.
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From Denver Intl to Lehigh Valley
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One-way flight from Denver Intl to Lehigh Valley
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Highest demand for flights based on searches. 26% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Denver to Lehigh Valley

Cheapest flights from Denver to Lehigh Valley
Explore the most affordable flight options available from Denver to Lehigh Valley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. 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.
Tue 2/241:25 pm
DEN
-
ABE
1 stop8h 06m
American Airlines
Sat 2/2812:00 pm
ABE
-
DEN
2 stops10h 50m
American Airlines
Deal found 1/14$262
This Delta deal was found by Cheapflights users on 1/15. 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.
Tue 2/31:16 pm
DEN
-
ABE
1 stop7h 34m
Delta
Fri 2/65:59 pm
ABE
-
DEN
1 stop8h 29m
Delta
Deal found 1/15$269
This American Airlines deal was found by Cheapflights users on 1/15. 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.
Tue 2/311:29 am
DEN
-
ABE
1 stop8h 57m
American Airlines
Wed 2/47:30 am
ABE
-
DEN
2 stops9h 49m
American Airlines
Deal found 1/15$274
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Wed 2/256:20 pm
DEN
-
ABE
1 stop23h 50m
Multiple Airlines
Mon 3/21:48 pm
ABE
-
DEN
2 stops24h 08m
Multiple Airlines
Deal found 1/14$275
This Delta deal was found by Cheapflights users on 1/13. 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.
Fri 2/272:45 pm
DEN
-
ABE
1 stop6h 04m
Delta
Mon 3/25:58 pm
ABE
-
DEN
1 stop6h 50m
Delta
Deal found 1/13$277
This Delta deal was found by Cheapflights users on 1/15. 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.
Fri 2/61:16 pm
DEN
-
ABE
1 stop7h 34m
Delta
Mon 2/95:59 pm
ABE
-
DEN
1 stop6h 51m
Delta
Deal found 1/15$314
This American Airlines deal was found by Cheapflights users on 1/14. 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.
Mon 2/911:29 am
DEN
-
ABE
1 stop8h 57m
American Airlines
Sat 2/1412:00 pm
ABE
-
DEN
2 stops10h 50m
American Airlines
Deal found 1/14$349
This Kiwi.com deal was found by Cheapflights users on 1/15. 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.
Mon 3/911:59 pm
DEN
-
ABE
1 stop12h 54m
Multiple Airlines
Mon 3/162:05 pm
ABE
-
DEN
2 stops24h 04m
Multiple Airlines
Deal found 1/15$352
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Wed 2/116:00 am
DEN
-
ABE
1 stop8h 22m
United Airlines
Wed 2/185:23 pm
ABE
-
DEN
1 stop7h 43m
United Airlines
Deal found 1/14$359

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Lehigh Valley 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 January 15, 2026.
Use the filters below to find and compare flights from Denver to Lehigh Valley that are best for you.

Fly from

Denver

Fly to

Lehigh Valley

Route

Depart

Return

Price

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Tue 2/24

1:25 pm-11:31 pm

1 stop8h 06m

Allentown-Bethlehem

Sat 2/28

12:00 pm-8:50 pm

2 stops10h 50m

$262

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/4

12:00 pm-10:50 pm

1 stop8h 50m

Allentown-Bethlehem

Mon 2/9

5:59 pm-12:28 am

1 stop8h 29m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/25

7:20 am-5:12 pm

1 stop7h 52m

Allentown-Bethlehem

Sat 2/28

5:58 pm-12:23 am

1 stop8h 25m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/25

7:20 am-5:12 pm

1 stop7h 52m

Allentown-Bethlehem

Thu 2/26

5:58 pm-10:48 pm

1 stop6h 50m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/4

2:42 pm-10:50 pm

1 stop6h 08m

Allentown-Bethlehem

Sat 2/7

2:00 pm-7:28 pm

1 stop7h 28m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Tue 2/3

12:00 pm-10:50 pm

1 stop8h 50m

Allentown-Bethlehem

Sat 2/7

2:00 pm-9:14 pm

1 stop9h 14m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/25

7:20 am-5:12 pm

1 stop7h 52m

Allentown-Bethlehem

Mon 3/2

5:58 pm-10:48 pm

1 stop6h 50m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Wed 2/25

7:20 am-5:12 pm

1 stop7h 52m

Allentown-Bethlehem

Fri 2/27

5:58 pm-12:23 am

1 stop8h 25m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Tue 2/3

2:42 pm-10:50 pm

1 stop6h 08m

Allentown-Bethlehem

Wed 2/4

5:59 pm-10:50 pm

1 stop6h 51m

$269

DenverAllentown

DEN - ABE

DENABE

Denver Intl

Tue 2/3

12:00 pm-10:50 pm

1 stop8h 50m

Allentown-Bethlehem

Mon 2/9

5:59 pm-10:50 pm

1 stop6h 51m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 19 results
1
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Best time to book a flight from Denver to Lehigh Valley

Have a flexible travel schedule? Discover the best time to fly to Lehigh Valley from Denver 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 Denver to Lehigh Valley

What is the cheapest month to book a flight from Denver to Lehigh Valley?

Currently, May is the cheapest month in which you can book a flight from Denver to Lehigh Valley (average of $62). Flying from Denver to Lehigh Valley in December is currently the most expensive (average of $355). 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.

Reviews of airlines servicing Lehigh Valley

Get insights into the airlines that provide service to Lehigh Valley. 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 Lehigh Valley. Reviews last updated January 15, 2026.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Denver to Lehigh Valley have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,048 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,048 reviews
Delta
7.9
Good
8,048 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,163 reviews
Delta
7.9
Good
8,048 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,129 reviews
Delta
7.9
Good
8,048 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Allegiant Air
7.2
Good
702 reviews
Delta
7.9
Good
8,048 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Denver to Lehigh Valley. 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 Denver to Lehigh Valley?

    For a flight from Denver to Lehigh Valley, you will be flying from Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • How long is the flight from Denver to Lehigh Valley?

    American Airlines and Delta can get you from Denver to Lehigh Valley in just under 8h 06m. Your travel time can differ by up to 44m. There are 1534 mi between Denver and Lehigh Valley. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest flights from Denver to Lehigh Valley?

    Looking at all options, your cheapest flight can be booked for $288. While the most popular route (Denver Intl - Allentown-Bethlehem) can be booked for $277 on average, our data indicates $305 when flying from Denver to Lehigh Valley.

  • Can I find deals for flights from Denver to Lehigh Valley that include hotel bookings?

    Yes. In addition to deals on Denver to Lehigh Valley flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Lehigh Valley?

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

  • Can I find deals for business class flights from Denver to Lehigh Valley?

    Yes. Cheapflights offers flight deals from Denver to Lehigh Valley 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 Denver to Lehigh Valley?

    Currently, May is the cheapest month in which you can book a flight from Denver to Lehigh Valley (average of $62). Flying from Denver to Lehigh Valley in December is currently the most expensive (average of $355). 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.

See more FAQs

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Top 4 airlines flying from Denver to Lehigh Valley

Discover the top 4 airlines that operate flights from Denver to Lehigh Valley. 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$134Average$198FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$153Average$360FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$163Average$498FlexibilityNo cancel feeOn-time69%
DeltaCheapest$199Average$448FlexibilityNo cancel feeOn-timeN/A

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