$265 Cheap Delta flights St. Louis (STL) to Williston (XWA)

View $265 flight on Sun, Aug 10, 2025Opens in a new window

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$265 Cheap Delta flights St. Louis (STL) to Williston (XWA)

Prices were available within the past 7 days and start at $265 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 7 - Tue, Aug 19
STL
St. Louis
XWA
Williston
$248 Roundtrip, found 1 day ago
$248
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Aug 7 from St. Louis to Williston, returning Tue, Aug 19, priced at $248 found 1 day ago
Delta
Thu, Aug 7 - Mon, Aug 18
STL
St. Louis
XWA
Williston
$254 Roundtrip, found 1 day ago
$254
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Aug 7 from St. Louis to Williston, returning Mon, Aug 18, priced at $254 found 1 day ago
Delta
Wed, Aug 6 - Tue, Aug 19
STL
St. Louis
XWA
Williston
$298 Roundtrip, found 1 day ago
$298
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 6 from St. Louis to Williston, returning Tue, Aug 19, priced at $298 found 1 day ago
Delta
Wed, Aug 6 - Mon, Aug 18
STL
St. Louis
XWA
Williston
$304 Roundtrip, found 1 day ago
$304
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 6 from St. Louis to Williston, returning Mon, Aug 18, priced at $304 found 1 day ago
Delta
Mon, Aug 11 - Tue, Aug 19
STL
St. Louis
XWA
Williston
$307 Roundtrip, found 1 day ago
$307
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Aug 11 from St. Louis to Williston, returning Tue, Aug 19, priced at $307 found 1 day ago
Delta
Tue, Jul 8 - Thu, Jul 24
STL
St. Louis
XWA
Williston
$309 Roundtrip, found 2 days ago
$309
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Jul 8 from St. Louis to Williston, returning Thu, Jul 24, priced at $309 found 2 days ago
Flights from St. Louis (STL) to Williston (XWA)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Basin Intl.
Airlines serving
Delta, United
Popular airline
Delta
Distance
936 mi

Frequently asked questions

How much is a Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Basin Intl. Airport (XWA)?
You can discover affordable return Delta Air Lines flights from $248 from STL to XWA by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $265 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from STL to XWA with Delta Air Lines?
Delta Air Lines flights to Williston are often cheaper in the low-season months of February and December. Whether you need a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Basin Intl. Airport (XWA) with Delta Air Lines?
To find cheap Delta Air Lines fares from Lambert-St. Louis Intl. Airport (STL) to Basin Intl. Airport (XWA), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the price you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Basin Intl. Airport (XWA)?
To figure out if there's a direct journey from STL to XWA with Delta Air Lines or another carrier, check the "Nonstop" filter when browsing for flights.
What is the earliest Delta Air Lines flight from STL to XWA?
To find the earliest departure from STL to XWA with Delta Air Lines, sort your results by "Morning" and "Early Morning." Booking an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Williston?
Delta Air Lines flights from Lambert-St. Louis Intl. Airport (STL) to Williston touch down at Basin Intl. Airport (XWA). This is the main entry point to this destination.
Why fly with Delta Air Lines from STL to XWA?
With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from STL to XWA. Plus, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Lambert-St. Louis Intl. Airport (STL) to Basin Intl. Airport (XWA)?
It's generally possible to cancel or modify your flight, although additional fees may apply if you made your booking more than 24 hours ago. Need flexible options? Use our "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you need to revise your plans. To update your booking, visit "Trips," select your flight and click on "Manage Booking" for more details.

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