$246 Cheap Flights from Billings (BIL) to Wilmington (ILM)

View $246 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)

Cheap Flights from Billings to Wilmington (BIL-ILM)

Prices were available within the past 7 days and start at $246 for one-way flights and $454 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$454 Roundtrip, found 7 hours ago
$454
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $454 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$459 Roundtrip, found 7 hours ago
$459
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $459 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$495 Roundtrip, found 7 hours ago
$495
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $495 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$536 Roundtrip, found 7 hours ago
$536
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $536 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$541 Roundtrip, found 7 hours ago
$541
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $541 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$544 Roundtrip, found 7 hours ago
$544
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $544 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$549 Roundtrip, found 7 hours ago
$549
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $549 found 7 hours ago
American Airlines
Mon, Jan 5 - Mon, Jan 12
BIL
Billings
ILM
Wilmington
$576 Roundtrip, found 7 hours ago
$576
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, Jan 5 from Billings to Wilmington, returning Mon, Jan 12, priced at $576 found 7 hours ago
Delta
Fri, Dec 5 - Tue, Dec 9
BIL
Billings
ILM
Wilmington
$591 Roundtrip, found 11 hours ago
$591
Roundtrip
found 11 hours ago
Select Delta flight, departing Fri, Dec 5 from Billings to Wilmington, returning Tue, Dec 9, priced at $591 found 11 hours ago
United
Fri, Dec 5 - Tue, Dec 9
BIL
Billings
ILM
Wilmington
$693 Roundtrip, found 11 hours ago
$693
Roundtrip
found 11 hours ago
Select United flight, departing Fri, Dec 5 from Billings to Wilmington, returning Tue, Dec 9, priced at $693 found 11 hours ago

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Find the cheapest month to fly from Billings (BIL) to Wilmington (ILM)

September is typically the cheapest month to fly

From $299 - $2,043 per traveler.
Flights from Billings (BIL) to Wilmington (ILM)
Origin airport
Logan Intl.
Destination airport
Wilmington Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$453
Distance
1790 mi

Billings to Wilmington Flights

The cheapest times to fly from Billings to Wilmington

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

 

The best time to book a flight from Billings to Wilmington

Sunday is one of the best days to book for cheap flights from Billings to Wilmington: 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 Billings to Wilmington

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 Billings to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $246 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 Billings to Wilmington 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 Billings to Wilmington 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 Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM) cost?
Grab a cheap one-way flight from $246 or cheap return flight from $454 from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)?
January is the cheapest month to fly from BIL to ILM. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BIL to ILM. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)?
There aren't any daily direct flights available from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from BIL to ILM?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)?
To arrive at Wilmington Intl. Airport (ILM) on time, choose a flight that takes off from Logan Intl. Airport (BIL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM) last-minute?
Holding off until right before your break to book your flight from BIL to ILM generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary to boost your chances of snagging a bargain.
Is it cheaper to book a BIL to ILM flight and hotel package?
Opting for a BIL to ILM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Select from our wide range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Wilmington Intl. Airport (ILM)?
If you booked your BIL to ILM flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, 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 information.

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*Available to One Key members.