$134 Cheap Frontier Airlines flights Atlanta (ATL) to Seattle (SEA)

View $134 flight on Sat, Nov 1, 2025Opens in a new window

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$134 Cheap Frontier Airlines flights Atlanta (ATL) to Seattle (SEA)

Prices were available within the past 7 days and start at $134 for one-way flights and $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Nov 12 - Wed, Nov 19
ATL
Atlanta
SEA
Seattle
$268 Roundtrip, found 1 hour ago
$268
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 12 from Atlanta to Seattle, returning Wed, Nov 19, priced at $268 found 1 hour ago
Frontier Airlines
Wed, Oct 29 - Wed, Nov 5
ATL
Atlanta
SEA
Seattle
$273 Roundtrip, found 1 hour ago
$273
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Oct 29 from Atlanta to Seattle, returning Wed, Nov 5, priced at $273 found 1 hour ago
Frontier Airlines
Wed, Oct 8 - Wed, Oct 15
ATL
Atlanta
SEA
Seattle
$291 Roundtrip, found 1 hour ago
$291
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Oct 8 from Atlanta to Seattle, returning Wed, Oct 15, priced at $291 found 1 hour ago
Flights from Atlanta (ATL) to Seattle (SEA)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2176 mi
Average flight time
2 hours 21 mins

Frequently asked questions

How much is a Frontier Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Landing cheap one-way Frontier Airlines flights from ATL to SEA from $134 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $268 for your next exciting getaway.**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 ATL to SEA with Frontier Airlines?
Frontier Airlines flights to Seattle are typically cheaper in the quieter months of January and February. Whether you're searching for a one-way or a return ticket, you could score a better deal then.
What is the cheapest time to book flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) with Frontier Airlines?
Look for affordable Frontier Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) one to three months before your 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 type and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel 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 Frontier Airlines fly nonstop from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Fill in your dates, click search and select the "Nonstop" filter on Expedia to browse any direct flights from ATL to SEA with Frontier Airlines or another carrier.
What is the earliest Frontier Airlines flight from ATL to SEA?
To find the earliest departure from ATL to SEA with Frontier Airlines, filter your results by "Morning" and "Early Morning." Choosing 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 Frontier Airlines fly into in Seattle?
Seattle - Tacoma Intl. Airport (SEA) is the primary Seattle hub for Frontier Airlines flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL).
Why fly with Frontier Airlines from ATL to SEA?
Journey from ATL to SEA with Frontier Airlines and look forward to a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a Frontier Miles and One Key™ member, you could also earn OneKeyCash™* to use on select future travel purchases.*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 Frontier Airlines flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the type of ticket you purchased, a fee typically applies if you cancel or change your booking more than 24 hours after it has been confirmed. To find tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For more details on changing or canceling your reservation, visit "Trips," select your flight and tick "Manage Booking."

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