$101 Cheap Flights from Atlanta (ATL) to Seattle (SEA)

View $101 flight on Fri, Sep 26, 2025Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Seattle-Tacoma International Airport (SEA)

Today's featured flight deals from Hartsfield-Jackson Atlanta International Airport (ATL) to Seattle-Tacoma International Airport (SEA)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Atlanta to Seattle (ATL-SEA)

Prices were available within the past 7 days and start at $101 for one-way flights and $175 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Oct 29 - Sun, Nov 2
ATL
Atlanta
SEA
Seattle
$175 Roundtrip, just found
$175
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 29 from Atlanta to Seattle, returning Sun, Nov 2, priced at $175 just found
Frontier Airlines
Wed, Oct 8 - Sun, Oct 26
ATL
Atlanta
SEA
Seattle
$200 Roundtrip, found 1 day ago
$200
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 8 from Atlanta to Seattle, returning Sun, Oct 26, priced at $200 found 1 day ago
Frontier Airlines
Wed, Nov 12 - Wed, Nov 19
ATL
Atlanta
SEA
Seattle
$202 Roundtrip, found 1 hour ago
$202
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 12 from Atlanta to Seattle, returning Wed, Nov 19, priced at $202 found 1 hour ago
Frontier Airlines
Mon, Nov 10 - Mon, Nov 17
ATL
Atlanta
SEA
Seattle
$205 Roundtrip, found 1 hour ago
$205
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Atlanta to Seattle, returning Mon, Nov 17, priced at $205 found 1 hour ago
Frontier Airlines
Mon, Oct 20 - Mon, Oct 27
ATL
Atlanta
SEA
Seattle
$208 Roundtrip, found 1 hour ago
$208
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Mon, Oct 20 from Atlanta to Seattle, returning Mon, Oct 27, priced at $208 found 1 hour ago
Frontier Airlines
Wed, Oct 8 - Sun, Oct 26
ATL
Atlanta
SEA
Seattle
$210 Roundtrip, found 1 day ago
$210
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Oct 8 from Atlanta to Seattle, returning Sun, Oct 26, priced at $210 found 1 day ago
United
Wed, Jan 28 - Tue, Feb 3
ATL
Atlanta
SEA
Seattle
$272 Roundtrip, found 4 days ago
$272
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jan 28 from Atlanta to Seattle, returning Tue, Feb 3, priced at $272 found 4 days ago
Delta
Sat, Oct 4 - Tue, Oct 7
ATL
Atlanta
SEA
Seattle
$277 Roundtrip, just found
$277
Roundtrip
just found
Select Delta flight, departing Sat, Oct 4 from Atlanta to Seattle, returning Tue, Oct 7, priced at $277 just found
Southwest Airlines
Tue, Nov 11 - Tue, Nov 18
ATL
Atlanta
SEA
Seattle
$287 Roundtrip, found 1 hour ago
$287
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Nov 11 from Atlanta to Seattle, returning Tue, Nov 18, priced at $287 found 1 hour ago
American Airlines
Sat, Dec 6 - Sat, Dec 13
ATL
Atlanta
SEA
Seattle
$297 Roundtrip, just found
$297
Roundtrip
just found
Select American Airlines flight, departing Sat, Dec 6 from Atlanta to Seattle, returning Sat, Dec 13, priced at $297 just found

Find the cheapest month to fly from Atlanta (ATL) to Seattle (SEA)

February is typically the cheapest month to fly

From $136 - $397 per traveler.

Graph displaying average flight prices per month

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
Roundtrip price
$174
Distance
2176 mi
Average flight time
2 hours 21 mins

Atlanta to Seattle Flights

The cheapest times to fly from Atlanta to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Atlanta to Seattle are during the month of October. You can find some of the cheapest flights from Atlanta to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Seattle

Sunday is one of the best days to book for cheap flights from Atlanta to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Atlanta to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Atlanta to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $101 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Atlanta to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Atlanta to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) cost?
Get a cheap one-way flight from $101 or cheap return flight from $175 from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
The cheapest month to fly from ATL to SEA is October, when there's less demand. Off-peak season is generally when airlines offer lower prices between these airports.
Which airlines fly direct from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Catch a nonstop flight with Delta Air Lines and go straight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA).
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
While prices can vary depending on your travel dates, low-cost airlines like WestJet and LATAM Airlines are typically the cheapest options for flights between Hartsfield-Jackson Atlanta Intl. Airport (ATL) and Seattle - Tacoma Intl. Airport (SEA). Use Expedia's filter tool to compare carriers and find the one that has the lowest fare for your ATL to SEA flight.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Each day on average, 6 direct flights take off from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA). Select the departure time that best suits your travel plans.
What are the most popular departure times for flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
The 9 AM departures from ATL to SEA see the highest demand. They can also be more expensive. If you want to save on your fare, pick a less crowded time to fly.
What day of the week has the most flights from ATL to SEA?
If you fly on a Monday, you'll get the biggest range of choices for flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA).
What is the earliest flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Catch the earliest flight at around 7:58AM UTC-5, departing from Hartsfield-Jackson Atlanta Intl. Airport (ATL). You'll be traveling for roughly 5h 47m, landing at Seattle - Tacoma Intl. Airport (SEA) at approximately 10:45AM UTC-8.
How long does it take to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Flights from ATL to SEA have an average travel time of 5 hours and 43 minutes. The total distance between these two airports is 2,200 mi.
What airline has the least delays from ATL to SEA?
Aeromexico has the best track record for on-time direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA), with an on-time score of 83%. Use the Expedia App to see your flight schedule before you leave and get immediate updates about any trip changes.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Choose a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Hartsfield-Jackson Atlanta Intl. Airport (ATL)?
Compare your flight options from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA). This is the only airport in Seattle you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from ATL to SEA are typically more expensive. For the best rates, start searching for flights as soon as possible. That said, if your travel plans are flexible, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book an ATL to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking an ATL to SEA flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Generally, it's possible to cancel or reschedule your ATL to SEA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.