Cheap flights from Denver to Allentown (DEN - ABE) from $146

This is the cheapest one-way flight price, found on 11/27. Prices may vary by date and flight preferences.
DEN — ABE
Dec 4 — Dec 111

The best prices from Denver Intl to Allentown-Bethlehem are usually found in October or September, booked 49 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Flights from Allentown to Denver

How to find the cheapest flight from Denver (DEN) to Allentown (ABE)

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 November 29, 2023.

Popular in

January

Cheapest in

October

Round-trip from

$301

One-way from

$169
High demand for flights, 53% potential price rise
Best time to find cheap flights, 52% potential price drop
From Denver Intl to Allentown-Bethlehem
One-way flight from Denver Intl to Allentown-Bethlehem

DEN - ABE

Price

$301 - $454

ABE

Temperature

28.4 - 73.4 °F

ABE

Rainfall

2.7 - 5 inches

What is the cheapest day to fly round-trip from Denver to Allentown?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Denver to Allentown?

Users have found that booking a flight from Denver to Allentown at least 50 days early can save you up to 21% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from Denver to Allentown for as little as $125 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $642 for flights departing within the next 3 days.

What is the cheapest month to fly from Denver to Allentown?

The best pricing can be found in the month of October. Prices to Allentown from Denver average $380. You can even find prices in October for less than $380, as users have found deals to Allentown from as low as $135. The month of January appears to be one of the more expensive times to travel to Allentown from Denver. Flying in the targeted month can save you up to 111%.

When is the cheapest time to fly from Denver to Allentown (DEN - ABE)?

One of the essential ways to save on airfare from Denver to Allentown is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 43% on airfare.

Cheap United Airlines flights from Denver to Allentown

Explore cheap flight options specifically provided by United Airlines for the route between Denver and Allentown. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
Check out some of the cheapest United Airlines flights we've come across from Denver to Allentown. Come back soon if you're not finding the exact deal you're looking for.

Cheap Delta flights from Denver to Allentown

Explore cheap flight options specifically provided by Delta for the route between Denver and Allentown. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
To aid your search, here are some of the cheapest Delta flights we've found from Denver to Allentown. Deals frequently update to provide users with more options.

Cheap Denver to Allentown flights in November & December 2023

Find cheap flight options from Denver to Allentown specifically for the months of November and December 2023. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,945,590 searches. Prices were last updated on November 29, 2023.
These are some of the most attractive deals on flights from Denver to Allentown in 2023. Check back soon for alternative fares.

Denver to Allentown 2023 flight deals

Discover exclusive flight deals for travel between Denver and Allentown in 2023. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
These are some of the most attractive deals on flights from Denver to Allentown in 2023. Check back soon for alternative fares.

One-way flights to Allentown from Denver

Search for one-way flight options from Denver to Allentown. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,945,590 searches. Data last updated November 29, 2023.
Users in need of a one-way flight from Denver to Allentown can choose from these deals. Those needing a return flight from Denver to Allentown can use the search form above.

Find flights from Denver to Allentown within your budget

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 2,945,590 searches. Data last updated November 29, 2023.

Fly from

Any airport

Fly to

Any airport

Budget

$493 - $681

Route

Depart

Return

Price

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/28

1 stop8h 43m

Allentown-Bethlehem

Wed 1/3

1 stop7h 53m

$493

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/28

1 stop6h 55m

Allentown-Bethlehem

Wed 1/3

1 stop19h 05m

$503

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/28

1 stop6h 55m

Allentown-Bethlehem

Wed 1/3

2 stops24h 55m

$529

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/21

1 stop17h 21m

Allentown-Bethlehem

Wed 12/27

Nonstop4h 10m

$592

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Wed 12/27

1 stop12h 07m

Allentown-Bethlehem

Fri 12/29

1 stop17h 36m

$593

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/21

2 stops12h 30m

Allentown-Bethlehem

Wed 12/27

Nonstop4h 10m

$614

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 12/21

Nonstop3h 47m

Allentown-Bethlehem

Wed 12/27

Nonstop4h 10m

$648

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 4/18

1 stop8h 00m

Allentown-Bethlehem

Mon 4/22

1 stop7h 09m

$673

Denver IntlAllentown-Bethlehem

DEN - ABE

DENABE

Denver Intl

Thu 4/18

1 stop9h 12m

Allentown-Bethlehem

Mon 4/22

2 stops11h 54m

$681

Flights are sorted by cheapest first

Deals found on 11/28

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 November 29, 2023.
See what other customers who have flown with United Airlines, Delta and American Airlines from Denver to Allentown have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
7.9
Good
3,035 reviews

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 10

Most importantly it was on time, then great crew, great service and comfortable.

7.9
Good
3,035 reviews
7.9
Good
3,035 reviews

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 10

Most importantly it was on time, then great crew, great service and comfortable.

7.5
Good
104 reviews
7.9
Good
3,035 reviews

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 10

Most importantly it was on time, then great crew, great service and comfortable.

7.4
Good
1,897 reviews
7.9
Good
3,035 reviews

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 10

Most importantly it was on time, then great crew, great service and comfortable.

7.2
Good
2,645 reviews
7.9
Good
3,035 reviews

Food

7.2

Boarding

8.0

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 10

Most importantly it was on time, then great crew, great service and comfortable.

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.

Can I find flights from Denver to Allentown for under $500 on Cheapflights?

Yes, there are multiple flights from Denver to Allentown for under $500. The cheapest flight booked recently is on American Airlines for just $493, but on average you can expect to pay $648.

What days are nonstop flights available from Denver to Allentown?

Nonstop flights can be found on the following days: Wednesday, Saturday.

How many flights depart from Denver to Allentown on average per day?

1 flight departure from Denver to Allentown per day on average.
Afternoon (Noon - 6pm) - 100% of flight departures

How long is the flight from Denver to Allentown?

There are many flights that can get you from Denver to Allentown in 3h 47m. Fly via American Airlines, United Airlines, or Allegiant Air to get the fastest option. The distance between Denver and Allentown is about 1543 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Denver to Allentown round-trip?

American Airlines, at $493, was found to be the cheapest airline from Denver to Allentown.Alternate airlines to your destination round-trip include United Airlines and Allegiant Air.

What are the most popular airlines that fly from Denver to Allentown?

What are the cheapest flights from Denver to Allentown?

On average you can expect to pay $134 for a flight from Denver to Allentown. The cheapest flight overall is $69 while the most popular route, (Denver Intl - Allentown-Bethlehem) is currently priced at $91.

What does DEN to ABE mean?

This is defined as Denver Intl Airport (DEN) and Allentown-Bethlehem Airport (ABE). Codes like Allentown-Bethlehem Airport are often used to just call airports uniquely.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 2,945,590 searches. Data last updated November 29, 2023.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$103Average$210FlexibilityNo cancel feeOn-time88%
Search Allegiant Air flights
United AirlinesCheapest$227Average$494FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$259Average$436FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$267Average$318FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights to Allentown by cabin class

Hourly flight availability from Denver to Allentown

Find hourly flight availability from Denver to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 29, 2023.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Fly with Cheapflights

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How does Cheapflights help users find flights from Denver to Allentown?

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Why should you use Cheapflights to find cheap flight tickets from Denver to Allentown?

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Can Cheapflights find flights from Denver to Allentown with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Denver to Allentown flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Denver to Allentown become cheaper?

Yes, Cheapflights offers price alerts on Denver to Allentown flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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