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Cheap flights from Atlanta to Seattle from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Seattle departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Atlanta to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 12:01 pm
ATL
-
SEA
9h 01m
1 stop
Frontier Logo
9:14 pm - 2:28 pm
SEA
-
ATL
14h 14m
1 stop
$180Frontier
Thu, Feb 26 - Mon, Mar 2
Frontier Logo
6:00 am - 12:01 pm
ATL
-
SEA
9h 01m
1 stop
Frontier Logo
12:24 pm - 5:01 am
SEA
-
ATL
13h 37m
1 stop
$181Frontier
Thu, Feb 26 - Fri, Mar 6
Frontier Logo
10:35 am - 11:01 am
ATL
-
SEA
27h 26m
1 stop
Frontier Logo
6:24 pm - 5:30 am
SEA
-
ATL
8h 06m
1 stop
$182Frontier
Wed, Mar 4 - Mon, Mar 9
Frontier Logo
10:44 pm - 10:55 am
ATL
-
SEA
39h 11m
2 stops
Frontier Logo
7:33 pm - 7:02 am
SEA
-
ATL
8h 29m
1 stop
$183Frontier
Fri, Feb 27 - Tue, Mar 3
Frontier Logo
10:40 pm - 12:01 pm
ATL
-
SEA
40h 21m
2 stops
Frontier Logo
6:30 pm - 2:28 pm
SEA
-
ATL
16h 58m
1 stop
$185Frontier
Tue, Feb 17 - Tue, Feb 24
Frontier Logo
8:50 pm - 8:08 pm
ATL
-
SEA
26h 18m
1 stop
Frontier Logo
6:24 pm - 5:30 am
SEA
-
ATL
8h 06m
1 stop
$186Frontier
Wed, Mar 4 - Wed, Mar 11
Frontier Logo
7:55 pm - 10:55 am
ATL
-
SEA
18h 00m
1 stop
Frontier Logo
9:28 am - 6:08 am
SEA
-
ATL
17h 40m
1 stop
$191Frontier
Sat, Feb 28 - Thu, Mar 5
Frontier Logo
6:00 am - 8:13 am
ATL
-
SEA
29h 13m
2 stops
Frontier Logo
10:08 pm - 7:52 pm
SEA
-
ATL
18h 44m
1 stop
$192Frontier
Wed, Mar 4 - Tue, Mar 10
Frontier Logo
10:49 am - 6:18 pm
ATL
-
SEA
10h 29m
1 stop
Frontier Logo
10:08 pm - 5:01 am
SEA
-
ATL
27h 53m
2 stops
$194Frontier
Tue, Mar 3 - Mon, Mar 9
Frontier Logo
6:00 am - 11:19 am
ATL
-
SEA
8h 19m
1 stop
Frontier Logo
6:24 pm - 5:30 am
SEA
-
ATL
8h 06m
1 stop
$195Frontier
Mon, Mar 2 - Tue, Mar 10

Frontier flights from Atlanta to Seattle

Our best Frontier deals on Atlanta to Seattle flight tickets
Frontier
Feb 26
ATL6:00 amAtlanta Hartsfield-Jackson
9h 01m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
Mar 2
SEA9:14 pmSeattle/Tacoma Intl
14h 14m
1 stop
ATL2:28 pmAtlanta Hartsfield-Jackson
$180
Frontier
Feb 26
ATL6:00 amAtlanta Hartsfield-Jackson
9h 01m
1 stop
SEA12:01 pmSeattle/Tacoma Intl
Mar 8
SEA12:24 pmSeattle/Tacoma Intl
13h 37m
1 stop
ATL5:01 amAtlanta Hartsfield-Jackson
$181
Frontier
Mar 4
ATL10:35 amAtlanta Hartsfield-Jackson
27h 26m
1 stop
SEA11:01 amSeattle/Tacoma Intl
Mar 9
SEA6:24 pmSeattle/Tacoma Intl
8h 06m
1 stop
ATL5:30 amAtlanta Hartsfield-Jackson
$182

Alaska Airlines flights from Atlanta to Seattle

Our best Alaska Airlines deals on Atlanta to Seattle flight tickets
Alaska Airlines
Feb 14
ATL7:04 amAtlanta Hartsfield-Jackson
5h 45m
SEA9:49 amSeattle/Tacoma Intl
Feb 23
SEA9:56 pmSeattle/Tacoma Intl
4h 47m
ATL5:43 amAtlanta Hartsfield-Jackson
$198
Alaska Airlines
Feb 18
ATL7:04 amAtlanta Hartsfield-Jackson
5h 45m
SEA9:49 amSeattle/Tacoma Intl
Feb 25
SEA8:05 amSeattle/Tacoma Intl
4h 51m
ATL3:56 pmAtlanta Hartsfield-Jackson
$223
Alaska Airlines
Feb 18
ATL7:04 amAtlanta Hartsfield-Jackson
5h 45m
SEA9:49 amSeattle/Tacoma Intl
Feb 28
SEA9:56 pmSeattle/Tacoma Intl
4h 47m
ATL5:43 amAtlanta Hartsfield-Jackson
$237

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Atlanta to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 2/26

6:00 am-12:01 pm

1 stop9h 01m

Seattle/Tacoma Intl

Mon 3/2

9:14 pm-2:28 pm

1 stop14h 14m

$180

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 2/26

6:00 am-12:01 pm

1 stop9h 01m

Seattle/Tacoma Intl

Fri 3/6

12:24 pm-5:01 am

1 stop13h 37m

$181

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 3/4

10:35 am-11:01 am

1 stop27h 26m

Seattle/Tacoma Intl

Mon 3/9

6:24 pm-5:30 am

1 stop8h 06m

$182

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 2/27

10:44 pm-10:55 am

2 stops39h 11m

Seattle/Tacoma Intl

Tue 3/3

7:33 pm-7:02 am

1 stop8h 29m

$183

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 2/17

10:40 pm-12:01 pm

2 stops40h 21m

Seattle/Tacoma Intl

Tue 2/24

6:30 pm-2:28 pm

1 stop16h 58m

$185

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 3/4

8:50 pm-8:08 pm

1 stop26h 18m

Seattle/Tacoma Intl

Wed 3/11

6:24 pm-5:30 am

1 stop8h 06m

$186

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 2/28

7:55 pm-10:55 am

1 stop18h 00m

Seattle/Tacoma Intl

Thu 3/5

9:28 am-6:08 am

1 stop17h 40m

$191

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 3/4

6:00 am-8:13 am

2 stops29h 13m

Seattle/Tacoma Intl

Tue 3/10

10:08 pm-7:52 pm

1 stop18h 44m

$192

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 3/3

10:49 am-6:18 pm

1 stop10h 29m

Seattle/Tacoma Intl

Mon 3/9

10:08 pm-5:01 am

2 stops27h 53m

$194

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Mon 3/2

6:00 am-11:19 am

1 stop8h 19m

Seattle/Tacoma Intl

Tue 3/10

6:24 pm-5:30 am

1 stop8h 06m

$195

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Atlanta to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, February is the cheapest month to fly from Atlanta to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you don’t want to visit Seattle in February, then you should wait until November to fly from Atlanta, when ticket prices are also cheap, with an average price of $297.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Atlanta is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $473. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Atlanta because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $636.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Atlanta at noon is the least expensive time of day to depart. momondo users have found prices as low as $450 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $642. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl flight route?

Fly from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl for the best Atlanta Hartsfield-Jackson - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $366 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Atlanta for as low as $319 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Atlanta to Seattle flights?

No. A direct flight is the cheapest option for a flight between Atlanta to Seattle.

How have Atlanta to Seattle flight prices changed over time?

As of January 2026, prices for Atlanta to Seattle flights are approximately 12% cheaper when compared to flights at the same time last year.

When to book flights from Atlanta to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Seattle (ATL to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Seattle

Best Price Found

$304

Fastest flight time

5h 22m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Atlanta in the past 72 hours is $304. The best round-trip flight deal from Atlanta to Seattle found on momondo in the last 72 hours is $344.
The fastest flight from Atlanta to Seattle takes 5h 22m
Direct flights go from Atlanta to Seattle every day.
There is 1 airport in Seattle. From Atlanta there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl by plane?

    There are 2176.9 mi between Atlanta Hartsfield-Jackson and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 5h 22m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Atlanta to Seattle?

  • What is the most popular airline from Atlanta to Seattle?

Best airlines flying from Atlanta to Seattle

Compare and see reviews for airlines that fly from Atlanta to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $91Free CancellationRating
6.3
8,364 reviews
Search Spirit Airlines flights
FrontierPriceFrom $112Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $167Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $174Free CancellationRating
8.0
4,266 reviews
Search Southwest flights
American AirlinesPriceFrom $176Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $199Free CancellationRating
8.0
11,775 reviews
Search Alaska Airlines flights
DeltaPriceFrom $235Free CancellationRating
7.9
8,089 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights

  • Alaska Airlines Flights From Atlanta to Seattle

    Alaska Airlines operates around 3 flights from Atlanta to Seattle every week. The average price of these flights found in the last 72 hours has been $386, but momondo users have found Alaska Airlines deals from Atlanta to Seattle from as low as $199 round-trip. Alaska Airlines has been scored 8.0/10 in 11,775 reviews.

  • Delta Flights From Atlanta to Seattle

    Across 8,089 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Atlanta to Seattle about 30 times each week, with ticket deals ranging from $235 to $410. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Redmond
Puyallup
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Seattle?

It is quick and easy to find Atlanta to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Atlanta to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Atlanta on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Atlanta to Seattle?

Once you have performed a search for Atlanta to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Atlanta to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Atlanta to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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