$163 Cheap United flights Memphis (MEM) to Seattle (SEA)

View $163 flight on Tue, Sep 2, 2025Opens in a new window

$163 Cheap United flights Memphis (MEM) to Seattle (SEA)

Prices were available within the past 7 days and start at $163 for one-way flights and $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 9 - Sun, Sep 14
MEM
Memphis
SEA
Seattle
$307 Roundtrip, found 15 hours ago
$307
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Sep 9 from Memphis to Seattle, returning Sun, Sep 14, priced at $307 found 15 hours ago
United
Tue, Sep 2 - Thu, Sep 11
MEM
Memphis
SEA
Seattle
$308 Roundtrip, just found
$308
Roundtrip
just found
Select United flight, departing Tue, Sep 2 from Memphis to Seattle, returning Thu, Sep 11, priced at $308 just found
United
Tue, Sep 9 - Sun, Sep 14
MEM
Memphis
SEA
Seattle
$313 Roundtrip, found 15 hours ago
$313
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Sep 9 from Memphis to Seattle, returning Sun, Sep 14, priced at $313 found 15 hours ago
United
Sat, Oct 18 - Wed, Oct 22
MEM
Memphis
SEA
Seattle
$325 Roundtrip, just found
$325
Roundtrip
just found
Select United flight, departing Sat, Oct 18 from Memphis to Seattle, returning Wed, Oct 22, priced at $325 just found
United
Sat, Nov 1 - Tue, Nov 4
MEM
Memphis
SEA
Seattle
$328 Roundtrip, found 4 days ago
$328
Roundtrip
found 4 days ago
Select United flight, departing Sat, Nov 1 from Memphis to Seattle, returning Tue, Nov 4, priced at $328 found 4 days ago
United
Sat, Oct 18 - Wed, Oct 22
MEM
Memphis
SEA
Seattle
$330 Roundtrip, just found
$330
Roundtrip
just found
Select United flight, departing Sat, Oct 18 from Memphis to Seattle, returning Wed, Oct 22, priced at $330 just found
Flights from Memphis (MEM) to Seattle (SEA)
Origin airport
Memphis Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Popular airline
Alaska Airlines
Distance
1866 mi

Frequently asked questions

How much is a United Airlines flight from Memphis Intl. Airport (MEM) to Seattle - Tacoma Intl. Airport (SEA)?
Make use of the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines round-trip flights from $307 from MEM to SEA. Affordable one-way tickets from $163 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 MEM to SEA with United Airlines?
United Airlines flights to Seattle are generally cheaper in the low-season months of January and February. Whether you're after a return or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Memphis Intl. Airport (MEM) to Seattle - Tacoma Intl. Airport (SEA) with United Airlines?
To find cheap United Airlines fares from Memphis Intl. Airport (MEM) 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 overall price. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight 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 Memphis Intl. Airport (MEM) to Seattle - Tacoma Intl. Airport (SEA)?
Enter your dates, press search and use the "Nonstop" filter on Expedia to find any direct flights from MEM to SEA with United Airlines or another airline.
What is the earliest United Airlines flight from MEM to SEA?
To find the earliest departure from MEM to SEA with United Airlines, filter your search by "Early Morning" and "Morning." Choosing an early flight usually means you'll experience 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?
United Airlines flights from Memphis Intl. Airport (MEM) to Seattle touch down at Seattle - Tacoma Intl. Airport (SEA). This is the main entry point to this city.
Why fly with United Airlines from MEM to SEA?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to fly from MEM to SEA with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to any airline loyalty program earnings. It's yours to spend on future travel plans.*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 Memphis Intl. Airport (MEM) to Seattle - Tacoma Intl. Airport (SEA)?
It's generally possible to reschedule or cancel your flight, although there may be additional fees if you made your booking more than 24 hours ago. Want to keep your options open? Use our "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you need to revise your plans. To modify your itinerary, visit "Trips," select your flight and click on "Manage Booking" for more details.

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*Available to One Key members.