$103 Cheap United flights Fort Lauderdale (FLL) to Seattle (SEA)

View $103 flight on Sat, Jan 31, 2026Opens in a new window

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$103 Cheap United flights Fort Lauderdale (FLL) to Seattle (SEA)

Prices were available within the past 7 days and start at $103 for one-way flights and $226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jan 31 - Sat, Feb 7
FLL
Fort Lauderdale
SEA
Seattle
$226 Roundtrip, found 7 hours ago
$226
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Jan 31 from Fort Lauderdale to Seattle, returning Sat, Feb 7, priced at $226 found 7 hours ago
United
Thu, Nov 13 - Mon, Nov 17
FLL
Fort Lauderdale
SEA
Seattle
$231 Roundtrip, found 23 hours ago
$231
Roundtrip
found 23 hours ago
Select United flight, departing Thu, Nov 13 from Fort Lauderdale to Seattle, returning Mon, Nov 17, priced at $231 found 23 hours ago
United
Thu, Oct 2 - Wed, Oct 8
FLL
Fort Lauderdale
SEA
Seattle
$241 Roundtrip, just found
$241
Roundtrip
just found
Select United flight, departing Thu, Oct 2 from Fort Lauderdale to Seattle, returning Wed, Oct 8, priced at $241 just found
United
Thu, Oct 23 - Mon, Oct 27
FLL
Fort Lauderdale
SEA
Seattle
$242 Roundtrip, found 6 hours ago
$242
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Oct 23 from Fort Lauderdale to Seattle, returning Mon, Oct 27, priced at $242 found 6 hours ago
United
Fri, Oct 10 - Wed, Nov 12
FLL
Fort Lauderdale
SEA
Seattle
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 10 from Fort Lauderdale to Seattle, returning Wed, Nov 12, priced at $244 found 3 days ago
United
Sat, Jan 31 - Sat, Feb 7
FLL
Fort Lauderdale
SEA
Seattle
$252 Roundtrip, found 7 hours ago
$252
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Jan 31 from Fort Lauderdale to Seattle, returning Sat, Feb 7, priced at $252 found 7 hours ago
Flights from Fort Lauderdale (FLL) to Seattle (SEA)
Origin airport
Fort Lauderdale - Hollywood Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2713 mi
Average flight time
3 hours 28 mins

Frequently asked questions

How much is a United Airlines flight from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Seattle - Tacoma Intl. Airport (SEA)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $226 from FLL to SEA. Affordable one-way options from $103 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 FLL to SEA with United Airlines?
United Airlines flights to Seattle are often cheaper in the quieter months of January and February. Whether you're searching for a return or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Seattle - Tacoma Intl. Airport (SEA) with United Airlines?
Look for cheap United Airlines flights from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Seattle - Tacoma Intl. Airport (SEA) one to three months before your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the best day of the week to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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 Fort Lauderdale - Hollywood Intl. Airport (FLL) to Seattle - Tacoma Intl. Airport (SEA)?
Select our "Nonstop" filter when looking for direct United Airlines flights from FLL to SEA. You'll also be able to compare other airlines servicing the same nonstop journey.
What is the earliest United Airlines flight from FLL to SEA?
Filter your results by "Early Morning" and "Morning" to browse the earliest departures from FLL to SEA. Jetting off early means flight cancellations are less likely.**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?
Jump on a United Airlines flight from Fort Lauderdale - Hollywood Intl. Airport (FLL) 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 FLL to SEA?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to travel from FLL to SEA with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can receive OneKeyCash™* in addition to United Airlines's loyalty program earnings. It's yours to spend on future bookings.*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 Fort Lauderdale - Hollywood Intl. Airport (FLL) to Seattle - Tacoma Intl. Airport (SEA)?
Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that. For more details about altering your reservation, head to your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to change your itinerary without being charged, tick the "Changes included" and "No cancel fee" filters when planning your next break.

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