HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Allentown

$180+ Cheap flights from Idaho to Allentown (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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ABE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Allentown with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Idaho to Allentown

Keep the following information in mind while searching for Idaho to Allentown flight deals. Data was last updated September 16, 2025.

Round-trip from

$342
(United Airlines)

One-way from

$180
(American Airlines)
From Idaho to Allentown-Bethlehem
Search Deals
One-way flight from Idaho to Allentown-Bethlehem
Search Deals

Find flight deals from Idaho to Allentown

Cheapest flights from Idaho to Allentown
Explore the most affordable flight options available from Idaho to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:05 pmBOI - ABE
2 stops13h 33mUnited Airlines
Tue 10/211:00 pmABE - BOI
2 stops12h 44mUnited Airlines
Deal found 9/15$342
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/88:20 amBOI - ABE
1 stop6h 33mUnited Airlines
Tue 10/211:00 pmABE - BOI
2 stops12h 44mUnited Airlines
Deal found 9/15$414
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:45 amBOI - ABE
2 stops12h 09mUnited Airlines
Tue 10/211:00 pmABE - BOI
2 stops12h 44mUnited Airlines
Deal found 9/15$419
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/610:34 pmBOI - ABE
2 stops56h 52mMultiple Airlines
Thu 10/237:30 amABE - BOI
1 stop30h 13mMultiple Airlines
Deal found 9/15$428
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 10/512:22 pmBOI - ABE
2 stops33h 15mMultiple Airlines
Thu 10/237:30 amABE - BOI
1 stop30h 13mMultiple Airlines
Deal found 9/15$454
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/75:40 amGEG - ABE
2 stops13h 00mAmerican Airlines
Tue 10/216:00 amABE - GEG
2 stops13h 23mAmerican Airlines
Deal found 9/15$457
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/67:05 pmBOI - ABE
2 stops13h 33mUnited Airlines
Tue 10/211:00 pmABE - BOI
2 stops12h 44mUnited Airlines
Deal found 9/15$484
This American Airlines deal was found by Cheapflights users on 9/14. 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 9/306:00 amGEG - ABE
2 stops13h 05mAmerican Airlines
Mon 10/61:56 pmABE - GEG
2 stops12h 20mAmerican Airlines
Deal found 9/14$489
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 10/912:28 pmBOI - ABE
2 stops21h 29mMultiple Airlines
Thu 10/237:30 amABE - BOI
1 stop30h 13mMultiple Airlines
Deal found 9/15$524
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:15 amGEG - ABE
2 stops24h 23mUnited Airlines
Tue 10/211:00 pmABE - GEG
2 stops13h 15mUnited Airlines
Deal found 9/15$528
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:15 pmGEG - ABE
1 stop9h 51mDelta
Wed 10/226:00 pmABE - GEG
2 stops30h 38mDelta
Deal found 9/14$537
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:15 pmGEG - ABE
1 stop9h 51mDelta
Sat 10/186:00 pmABE - GEG
2 stops17h 37mDelta
Deal found 9/14$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 September 16, 2025.
Use the filters below to find and compare flights from Idaho to Allentown that are best for you.

Fly from

Idaho

Fly to

Allentown

Route

Depart

Return

Price

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Tue 10/7

7:05 pm-10:38 am

2 stops13h 33m

Allentown-Bethlehem

Tue 10/21

1:00 pm-11:44 pm

2 stops12h 44m

$342

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Thu 10/9

7:45 am-9:54 pm

2 stops12h 09m

Allentown-Bethlehem

Tue 10/21

1:00 pm-11:44 pm

2 stops12h 44m

$419

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Wed 10/8

7:05 pm-10:38 am

2 stops13h 33m

Allentown-Bethlehem

Tue 10/21

1:00 pm-11:44 pm

2 stops12h 44m

$449

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Sun 10/5

12:22 pm-11:37 pm

2 stops33h 15m

Allentown-Bethlehem

Thu 10/23

7:30 am-11:43 am

1 stop30h 13m

$454

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Tue 10/7

5:40 am-9:40 pm

2 stops13h 00m

Allentown-Bethlehem

Tue 10/21

6:00 am-4:23 pm

2 stops13h 23m

$457

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Fri 3/6

1:43 pm-10:52 pm

1 stop7h 09m

Allentown-Bethlehem

Tue 3/10

6:30 am-12:45 pm

1 stop8h 15m

$464

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Tue 3/3

12:40 pm-10:52 pm

1 stop7h 12m

Allentown-Bethlehem

Wed 3/4

6:30 am-11:41 am

1 stop8h 11m

$471

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Sat 3/7

8:05 am-9:47 pm

2 stops11h 42m

Allentown-Bethlehem

Tue 3/10

6:44 am-12:02 pm

1 stop7h 18m

$489

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Wed 10/8

7:15 am-10:38 am

2 stops24h 23m

Allentown-Bethlehem

Tue 10/21

1:00 pm-11:15 pm

2 stops13h 15m

$528

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Tue 10/7

12:35 pm-10:38 am

2 stops19h 03m

Allentown-Bethlehem

Wed 10/22

1:00 pm-11:15 pm

2 stops13h 15m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Idaho to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Idaho 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 Idaho to Allentown

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

Currently, February is the cheapest month in which you can book a flight from Idaho to Allentown (average of $289). Flying from Idaho to Allentown in December is currently the most expensive (average of $383). 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 ID to ABE?

Find hourly flight availability from Idaho 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 September 16, 2025.

When flying from Idaho to Allentown, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Allentown. 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 into for flights to Allentown from Idaho?

    If you book a flight to Allentown from Idaho, you will be flying to Allentown-Bethlehem, which is the city’s only airport. Allentown-Bethlehem (ABE) is located 3.9 mi from the center of Allentown.

  • How long is the flight from Idaho to Allentown?

    Airlines like United Airlines, American Airlines, and Delta fly from Idaho to Allentown in about 7h 12m. The time it takes to get you to your destination can typically vary by up to 6h 21m. The distance between Idaho and Allentown is about 2113 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $180. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Idaho to Allentown for a low price.

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

    When deciding which route to take from Idaho to Allentown consider Spokane - Allentown-Bethlehem, Boise Air Term. Gowen Fld - Allentown-Bethlehem or Idaho Falls Fanning Field - Allentown-Bethlehem as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Allentown 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 Idaho to Allentown?

    Currently, February is the cheapest month in which you can book a flight from Idaho to Allentown (average of $289). Flying from Idaho to Allentown in December is currently the most expensive (average of $383). 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

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.

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 September 16, 2025.
Allentown to Melbourne, Florida flights
Allentown to Nashville flights
Allentown to Denver flights
Allentown to Myrtle Beach flights
Allentown to Fort Lauderdale flights
Allentown to Orlando Sanford Intl Airport flights
Allentown to Orlando Airport flights
Allentown to Melbourne, Florida flights
Allentown to Tampa flights
Allentown to Punta Gorda flights
Allentown to Philadelphia flights
Allentown to Fort Lauderdale flights
Allentown to Nashville flights
Allentown to Orlando Sanford Intl Airport flights
Allentown to Orlando Airport flights
Allentown to Myrtle Beach flights
Allentown to Sarasota flights
Allentown to Tampa flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.