$309 Cheap Flights from Allentown (ABE) to Sun Valley (SUN)

View $309 flight on Sat, Feb 14, 2026Opens in a new window

Popular airlines from Lehigh Valley Intl. Airport (ABE) to Sun Valley, ID (SUN-Friedman Memorial)

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Cheap Flights from Allentown to Sun Valley (ABE-SUN)

Prices were available within the past 7 days and start at $309 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN) cost?
Get a cheap one-way flight from $309 or cheap return flight from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN)?
The cheapest month to fly from ABE to SUN is , when demand is low. Off-peak months are usually when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN)?
To find the cheapest airline that'll fly you from ABE to SUN, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN)?
Nonstop flights from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ABE to SUN?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN)?
To touch down at Friedman Memorial Airport (SUN) without delays, pick a flight that leaves Lehigh Valley Intl. Airport (ABE) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN) last-minute?
Waiting until just before your departure to book your flight from ABE to SUN generally means paying more. While you might find some last-minute deals, there's no guarantee. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book an ABE to SUN flight and hotel package?
Compared with arranging flights and hotels separately, booking an ABE to SUN flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of planning your trip. Just pick your flights and choose from our wide range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Lehigh Valley Intl. Airport (ABE) to Friedman Memorial Airport (SUN)?
It's usually possible to cancel or reschedule your ABE to SUN flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Lehigh Valley Intl.
Destination airport
Friedman Memorial
Distance
1984 mi

Book with confidence

Allentown to Sun Valley Flights

The cheapest times to fly from Allentown to Sun Valley

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 Allentown to Sun Valley are during the month of . You can find some of the cheapest flights from Allentown to Sun Valley with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Allentown to Sun Valley

Sunday is one of the best days to book for cheap flights from Allentown to Sun Valley: 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 Allentown to Sun Valley

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 Allentown to Sun Valley in 2026. You can also book with separate airlines for your outbound and return journeys, from $309 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 Allentown to Sun Valley 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 Allentown to Sun Valley 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.

 

Allentown to Sun Valley Flights
*Available to One Key members.