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Allentown

$304+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ABE
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap 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 December 17, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sun 12/285:00 amIDA - ABE
2 stops9h 30mUnited Airlines
Sat 1/106:15 amABE - IDA
2 stops11h 16mUnited Airlines
Deal found 12/17$489
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/3112:20 pmBOI - ABE
1 stop7h 27mUnited Airlines
Sun 1/46:17 amABE - BOI
1 stop18h 42mUnited Airlines
Deal found 12/16$693
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/2412:20 pmBOI - ABE
1 stop7h 27mUnited Airlines
Tue 12/306:17 amABE - BOI
1 stop8h 22mUnited Airlines
Deal found 12/16$754
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/315:00 amIDA - ABE
2 stops9h 30mUnited Airlines
Sun 1/46:17 amABE - IDA
2 stops18h 42mUnited Airlines
Deal found 12/16$773
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/256:15 amBOI - ABE
2 stops13h 32mUnited Airlines
Tue 12/306:17 amABE - BOI
1 stop8h 22mUnited Airlines
Deal found 12/16$799
This Delta deal was found by Cheapflights users on 12/15. 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.
Sun 12/211:55 pmBOI - ABE
1 stop6h 51mDelta
Tue 12/306:04 pmABE - BOI
1 stop20h 41mDelta
Deal found 12/15$898
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/256:15 amBOI - ABE
2 stops13h 32mUnited Airlines
Mon 12/295:07 pmABE - BOI
1 stop21h 32mUnited Airlines
Deal found 12/16$913
This Delta deal was found by Cheapflights users on 12/16. 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.
Thu 12/251:55 pmBOI - ABE
1 stop6h 51mDelta
Sun 12/286:25 amABE - BOI
1 stop8h 20mDelta
Deal found 12/16$943
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/228:20 amBOI - ABE
1 stop27h 35mUnited Airlines
Tue 12/306:17 amABE - BOI
1 stop8h 22mUnited Airlines
Deal found 12/15$972
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/247:00 amBOI - ABE
2 stops12h 47mUnited Airlines
Mon 12/295:07 pmABE - BOI
1 stop21h 32mUnited Airlines
Deal found 12/16$982
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Sun 12/2112:35 pmJAC - ABE
1 stop23h 20mUnited Airlines
Sun 12/282:30 pmABE - JAC
1 stop23h 04mUnited Airlines
Deal found 12/16$1,227
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Sun 12/2112:53 pmJAC - ABE
2 stops20h 27mAmerican Airlines
Sun 12/285:15 pmABE - JAC
2 stops23h 16mAmerican Airlines
Deal found 12/16$1,325

Find flight deals from Idaho to Allentown

Keep the following information in mind while searching for Idaho to Allentown flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$487
(United Airlines)

One-way from

$304
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$638
Provider with most accurate pricing for Boise Air Term. Gowen Fld-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-New York (NYC) flights.
Search Deals
From Idaho to Allentown-Bethlehem
Search Deals
One-way flight from Idaho to Allentown-Bethlehem
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 17, 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

JacksonAllentown

JAC - ABE

JACABE

Jackson Hole

Wed 1/28

4:29 pm-10:41 am

2 stops16h 12m

Allentown-Bethlehem

Sat 1/31

6:15 am-11:22 am

1 stop7h 07m

$487

Idaho FallsAllentown

IDA - ABE

IDAABE

Idaho Falls Fanning Field

Sun 12/28

5:00 am-4:30 pm

2 stops9h 30m

Allentown-Bethlehem

Sat 1/10

6:15 am-3:31 pm

2 stops11h 16m

$489

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Sat 1/17

9:48 am-4:22 pm

2 stops28h 34m

Allentown-Bethlehem

Wed 1/21

4:57 pm-10:57 pm

1 stop8h 00m

$504

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Sat 1/10

5:00 am-10:41 am

2 stops26h 41m

Allentown-Bethlehem

Wed 1/14

6:15 am-11:39 am

1 stop8h 24m

$533

JacksonAllentown

JAC - ABE

JACABE

Jackson Hole

Wed 1/14

2:40 pm-10:41 am

2 stops18h 01m

Allentown-Bethlehem

Sun 1/18

6:15 am-11:22 am

1 stop7h 07m

$537

BoiseAllentown

BOI - ABE

BOIABE

Boise Air Term. Gowen Fld

Fri 5/29

5:22 pm-1:55 pm

2 stops18h 33m

Allentown-Bethlehem

Sat 6/6

11:50 am-11:59 pm

2 stops14h 09m

$553

Idaho FallsAllentown

IDA - ABE

IDAABE

Idaho Falls Fanning Field

Wed 1/14

2:40 pm-10:41 am

2 stops18h 01m

Allentown-Bethlehem

Sat 1/17

6:15 am-3:31 pm

2 stops11h 16m

$573

Idaho FallsAllentown

IDA - ABE

IDAABE

Idaho Falls Fanning Field

Wed 12/31

5:00 am-4:30 pm

2 stops9h 30m

Allentown-Bethlehem

Sun 1/4

6:17 am-10:59 pm

2 stops18h 42m

$773

Idaho FallsAllentown

IDA - ABE

IDAABE

Idaho Falls Fanning Field

Sun 12/28

7:00 am-11:29 pm

3 stops14h 29m

Allentown-Bethlehem

Sat 1/10

7:30 am-10:36 pm

3 stops17h 06m

$1,332

SpokaneAllentown

GEG - ABE

GEGABE

Spokane

Fri 2/20

6:15 am-12:30 am

2 stops15h 15m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 11 results
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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, May is the cheapest month in which you can book a flight from Idaho to Allentown (average of $130). Flying from Idaho to Allentown in December is currently the most expensive (average of $376). 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 December 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho to Allentown in the evening. If you’re flexible enough to do this you can expect to save up to 74% on your trip compared to booking a flight at noon.

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 fly from Idaho to Allentown in about 16h 12m. The time it takes to get you to your destination can typically vary by up to . The distance between Idaho and Allentown is about 1805 mi.

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

    When deciding which route to take from Idaho to Allentown consider Boise Air Term. Gowen Fld - Allentown-Bethlehem, Jackson Hole - 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, May is the cheapest month in which you can book a flight from Idaho to Allentown (average of $130). Flying from Idaho to Allentown in December is currently the most expensive (average of $376). 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.

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