$233 Cheap United flights Williston (XWA) to Seattle (SEA)

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$233 Cheap United flights Williston (XWA) to Seattle (SEA)

Prices were available within the past 7 days and start at $233 for one-way flights and $238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
United
United
United
Flights from Williston (XWA) to Seattle (SEA)
Origin airport
Basin Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Delta, United
Popular airline
Delta
Distance
859 mi

Frequently asked questions

How much is a United Airlines flight from Basin Intl. Airport (XWA) to Seattle - Tacoma Intl. Airport (SEA)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines return flights from $238 from XWA to SEA. Affordable one-way tickets from $233 are available as well.**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 XWA to SEA with United Airlines?
United Airlines flights to Seattle are typically more affordable in the low-season months of January and February. Whether you're searching for a round-trip or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Basin Intl. Airport (XWA) to Seattle - Tacoma Intl. Airport (SEA) with United Airlines?
For cheap United Airlines fares from Basin Intl. Airport (XWA) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your intended departure. Reserving 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 affect the price you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip 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 United Airlines fly nonstop from Basin Intl. Airport (XWA) to Seattle - Tacoma Intl. Airport (SEA)?
Click on our "Nonstop" filter when searching for direct United Airlines flights from XWA to SEA. It's also a great way to compare other carriers offering the same nonstop trip.
What is the earliest United Airlines flight from XWA to SEA?
Find United Airlines's earliest flights from XWA to SEA by using the "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures also experience 20% fewer 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 United Airlines fly into in Seattle?
Take a United Airlines flight from Basin Intl. Airport (XWA) to Seattle, and you'll most likely land at Seattle - Tacoma Intl. Airport (SEA). This is the airline's primary hub in this city.
Why fly with United Airlines from XWA to SEA?
Offering a rewarding loyalty program, United Airlines is a favorite of many passengers flying from XWA to SEA. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*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 United Airlines flight from Basin Intl. Airport (XWA) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the ticket type you purchased, a fee is typically charged if you change or cancel your flight more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when searching for flights. For additional information on canceling or modifying your reservation, head to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.