$172 Cheap Flights from Buffalo (BUF) to Wilmington (ILM)

View $172 flight on Wed, Jun 10, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)

Cheap Flights from Buffalo to Wilmington (BUF-ILM)

Prices were available within the past 7 days and start at $172 for one-way flights and $191 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, May 9 - Tue, May 19
BUF
Buffalo
ILM
Wilmington
$191 Roundtrip, found 6 days ago
$191
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, May 9 from Buffalo to Wilmington, returning Tue, May 19, priced at $191 found 6 days ago
Delta
Tue, Apr 7 - Tue, Apr 21
BUF
Buffalo
ILM
Wilmington
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Apr 7 from Buffalo to Wilmington, returning Tue, Apr 21, priced at $197 found 3 hours ago
Delta
Sun, Jan 18 - Tue, Feb 3
BUF
Buffalo
ILM
Wilmington
$199 Roundtrip, found 5 days ago
$199
Roundtrip
found 5 days ago
Select Delta flight, departing Sun, Jan 18 from Buffalo to Wilmington, returning Tue, Feb 3, priced at $199 found 5 days ago
Delta
Sat, Dec 6 - Tue, Dec 16
BUF
Buffalo
ILM
Wilmington
$202 Roundtrip, found 18 hours ago
$202
Roundtrip
found 18 hours ago
Select Delta flight, departing Sat, Dec 6 from Buffalo to Wilmington, returning Tue, Dec 16, priced at $202 found 18 hours ago
Delta
Sat, Apr 4 - Tue, Apr 21
BUF
Buffalo
ILM
Wilmington
$218 Roundtrip, found 3 hours ago
$218
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Apr 4 from Buffalo to Wilmington, returning Tue, Apr 21, priced at $218 found 3 hours ago
American Airlines
Sat, May 9 - Tue, May 19
BUF
Buffalo
ILM
Wilmington
$226 Roundtrip, found 6 days ago
$226
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, May 9 from Buffalo to Wilmington, returning Tue, May 19, priced at $226 found 6 days ago
American Airlines
Sat, May 9 - Tue, May 19
BUF
Buffalo
ILM
Wilmington
$231 Roundtrip, found 6 days ago
$231
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, May 9 from Buffalo to Wilmington, returning Tue, May 19, priced at $231 found 6 days ago
Delta
Sat, Feb 21 - Tue, Mar 10
BUF
Buffalo
ILM
Wilmington
$238 Roundtrip, found 5 days ago
$238
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Feb 21 from Buffalo to Wilmington, returning Tue, Mar 10, priced at $238 found 5 days ago
United
Wed, Nov 12 - Tue, Nov 18
BUF
Buffalo
ILM
Wilmington
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select United flight, departing Wed, Nov 12 from Buffalo to Wilmington, returning Tue, Nov 18, priced at $254 found 1 day ago
JetBlue Airways
Wed, Apr 29 - Thu, May 14
BUF
Buffalo
ILM
Wilmington
$273 Roundtrip, found 10 hours ago
$273
Roundtrip
found 10 hours ago
Select JetBlue Airways flight, departing Wed, Apr 29 from Buffalo to Wilmington, returning Thu, May 14, priced at $273 found 10 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Wilmington (ILM)

July is typically the cheapest month to fly

From $190 - $473 per traveler.

Alternative airports near Wilmington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Wilmington Intl. ILM. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $360
ILM
Wilmington Intl.
CheapestClosest
Average driving time to city center7 min
Flights from $360
Flights from Buffalo (BUF) to Wilmington (ILM)
Origin airport
Buffalo Niagara Intl.
Destination airport
Wilmington Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$190
Distance
600 mi

Buffalo to Wilmington Flights

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

 

The best time to book a flight from Buffalo to Wilmington

Sunday is one of the best days to book for cheap flights from Buffalo 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 Buffalo 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 Buffalo to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $172 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 Buffalo 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 Buffalo 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 Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM) cost?
Grab a cheap one-way flight from $172 or cheap return flight from $191 from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)?
The cheapest month to fly from BUF to ILM is May, when there's less demand. Off-peak months are often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)?
To find the cheapest airline that'll fly you from BUF to ILM, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)?
There are no daily nonstop flights available from Buffalo Niagara Intl. Airport (BUF) 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 cruising above the clouds in no time.
What day of the week has the most flights from BUF to ILM?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)?
To land at Wilmington Intl. Airport (ILM) without delays, choose a flight that takes off from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The chance 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 Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM) last-minute?
Booking your plane ticket from BUF to ILM shortly before your trip is usually more expensive. But if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a BUF to ILM flight and hotel package?
Compared with arranging flights and hotels separately, booking a BUF to ILM flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Wilmington Intl. Airport (ILM)?
Typically, it's possible to reschedule or cancel your BUF to ILM flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.