$491 Cheap Flights from Casper (CPR) to Allentown (ABE)

View $491 flight on Sat, Oct 10, 2026Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to Lehigh Valley Intl. Airport (ABE)

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Cheap Flights from Casper to Allentown (CPR-ABE)

Prices were available within the past 7 days and start at $491 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$397 Roundtrip, found 6 days ago
$397
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $397 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$450 Roundtrip, found 6 days ago
$450
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $450 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$459 Roundtrip, found 6 days ago
$459
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $459 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$478 Roundtrip, found 6 days ago
$478
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $478 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$487 Roundtrip, found 6 days ago
$487
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $487 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$490 Roundtrip, found 6 days ago
$490
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $490 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$491 Roundtrip, found 6 days ago
$491
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $491 found 6 days ago
United
Wed, Mar 11 - Wed, Mar 18
CPR
Casper
ABE
Allentown
$498 Roundtrip, found 5 days ago
$498
Roundtrip
found 5 days ago
Select United flight, departing Wed, Mar 11 from Casper to Allentown, returning Wed, Mar 18, priced at $498 found 5 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$531 Roundtrip, found 6 days ago
$531
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $531 found 6 days ago
United
Sat, May 2 - Tue, May 5
CPR
Casper
ABE
Allentown
$534 Roundtrip, found 6 days ago
$534
Roundtrip
found 6 days ago
Select United flight, departing Sat, May 2 from Casper to Allentown, returning Tue, May 5, priced at $534 found 6 days ago

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Flights from Casper (CPR) to Allentown (ABE)
Origin airport
Natrona County Intl.
Destination airport
Lehigh Valley Intl.
Roundtrip price
$397
Distance
1597 mi

Casper to Allentown Flights

The cheapest times to fly from Casper to Allentown

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Casper to Allentown are during the month of May. You can find some of the cheapest flights from Casper to Allentown with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to Allentown

Sunday is one of the best days to book for cheap flights from Casper to Allentown: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Casper to Allentown

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Casper to Allentown in 2026. You can also book with separate airlines for your outbound and return journeys, from $491 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Casper to Allentown flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Casper to Allentown airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) cost?
You can find cheap one-way flights from $491 and cheap return flights from $397 Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) with Expedia. One-way flights generally range between $414 and $639, and roundtrip flights usually range from $704 to $2078. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The cheapest month to fly from CPR to ABE is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
Enter CPR to ABE and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
United is one of the cheapest airlines offering connecting flights from Casper (CPR) to Allentown (ABE), with round-trip tickets starting from around $669 with a layover in Denver Intl. (DEN). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
To find a cheap flight from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The earliest flight from Natrona County International Airport (CPR) to Lehigh Valley International Airport (ABE) typically departs at around 5:30 AM, operated by United. Catching this early flight can give you a head start on your day in Allentown. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
The most popular departure times for flights from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) are in the early morning, from 3am to 6am. About 42% of passengers prefer this time window. Many major carriers, including United Airlines, operate flights during this window. This timing is favored as it allows you to maximize your day upon arrival.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
A flight from CPR to ABE with a layover takes around 12 hours 50 minutes, with the route covering approximately 1,597 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
First class seats are offered on the CPR to ABE route with United Airlines.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Allentown from Natrona County Intl. (CPR)?
If you're planning to travel to Allentown from Natrona County Intl. (CPR), you can fly typically into Lehigh Valley Intl. (ABE) Some flights may connect through major hubs like Denver Intl. (DEN) before reaching Allentown. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) Allentown Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.)?
If you booked your Casper, WY (CPR-Natrona County Intl.) to Allentown, PA (ABE-Lehigh Valley Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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