Cheap Flights from Wilmington (ILM) to Sun Valley (SUN)

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

Frequently asked questions

How much does a flight from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN) cost?
Snag a cheap one-way flight or cheap return flight from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN)?
Planning your trip for can help you save, as it's the cheapest month for flights between ILM and SUN. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from ILM to SUN. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN)?
There aren't any daily direct flights available from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ILM to SUN?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN)?
Select a flight from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN) last-minute?
Booking your ticket from ILM to SUN right before your getaway is usually more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an ILM to SUN flight and hotel package?
Opting for an ILM to SUN flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of hotels and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Wilmington Intl. Airport (ILM) to Friedman Memorial Airport (SUN)?
If you reserved your ILM to SUN flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Origin airport
Wilmington Intl.
Destination airport
Friedman Memorial
Distance
2039 mi

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Wilmington to Sun Valley Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Wilmington 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 Wilmington 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 Wilmington to Sun Valley in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Wilmington 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 Wilmington 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.

 

Wilmington to Sun Valley Flights

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*Available to One Key members.