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Cheap flights from Atlanta to Seattle from $127

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 9/24. 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

Frontier Logo
7:34 am - 8:39 pmATL-SEA
16h 05m1 stop
Frontier Logo
7:00 am - 9:56 pmSEA-ATL
11h 56m1 stop
$238Frontier
Find Deal
Sat, Sep 6 - Tue, Sep 9
Frontier Logo
10:20 am - 5:33 pmATL-SEA
10h 13m1 stop
Frontier Logo
6:12 am - 6:18 pmSEA-ATL
9h 06m1 stop
$239Frontier
Find Deal
Fri, Sep 5 - Thu, Sep 11
Frontier Logo
7:34 am - 12:30 amATL-SEA
19h 56m1 stop
Frontier Logo
6:12 am - 6:04 amSEA-ATL
20h 52m1 stop
$240Frontier
Find Deal
Thu, Sep 11 - Sun, Sep 14
Frontier Logo
7:23 pm - 12:30 amATL-SEA
8h 07m1 stop
Frontier Logo
7:00 am - 9:56 pmSEA-ATL
11h 56m1 stop
$241Frontier
Find Deal
Fri, Sep 12 - Tue, Sep 30
Logo
7:42 am - 10:59 pmATL-SEA
18h 17m1 stop
Logo
1:47 pm - 10:02 pmSEA-ATL
29h 15m1 stop
$244
Find Deal
Wed, Sep 10 - Mon, Sep 15
Logo
7:23 pm - 12:30 amATL-SEA
8h 07m1 stop
Logo
1:47 pm - 12:05 amSEA-ATL
31h 18m1 stop
$246
Find Deal
Fri, Oct 3 - Mon, Oct 6
Delta Logo
7:45 am - 10:14 amATL-SEA
5h 29mnonstop
Delta Logo
11:40 am - 7:28 pmSEA-ATL
4h 48mnonstop
$257Delta
Find Deal
Wed, Oct 15 - Tue, Nov 4
Alaska Airlines Logo
3:50 pm - 9:48 pmATL-SEA
8h 58m1 stop
Alaska Airlines Logo
11:56 pm - 7:40 amSEA-ATL
4h 44mnonstop
$271Alaska Airlines
Find Deal
Fri, Oct 31 - Fri, Oct 31
Alaska Airlines Logo
7:56 pm - 10:22 pmATL-SEA
5h 26mnonstop
Alaska Airlines Logo
4:07 pm - 12:03 amSEA-ATL
4h 56mnonstop
$277Alaska Airlines
Find Deal
Sat, Sep 20 - Thu, Sep 25
Hawaiian Airlines Logo
3:42 pm - 10:59 pmATL-SEA
10h 17m1 stop
Hawaiian Airlines Logo
9:27 am - 5:21 pmSEA-ATL
4h 54mnonstop
$287Hawaiian Airlines
Find Deal
Wed, Sep 24 - Tue, Sep 30

Frontier flights from Atlanta to Seattle

Our best Frontier deals on Atlanta to Seattle flight tickets
Frontier
Sep 6
ATL7:34 amAtlanta Hartsfield-Jackson
16h 05m
1 stop
SEA8:39 pmSeattle/Tacoma Intl
Sep 9
SEA7:00 amSeattle/Tacoma Intl
11h 56m
1 stop
ATL9:56 pmAtlanta Hartsfield-Jackson
$238
Find similar
Frontier
Sep 5
ATL10:20 amAtlanta Hartsfield-Jackson
10h 13m
1 stop
SEA5:33 pmSeattle/Tacoma Intl
Sep 11
SEA6:12 amSeattle/Tacoma Intl
9h 06m
1 stop
ATL6:18 pmAtlanta Hartsfield-Jackson
$239
Find similar
Frontier
Sep 11
ATL7:34 amAtlanta Hartsfield-Jackson
19h 56m
1 stop
SEA12:30 amSeattle/Tacoma Intl
Sep 14
SEA6:12 amSeattle/Tacoma Intl
20h 52m
1 stop
ATL6:04 amAtlanta Hartsfield-Jackson
$240
Find similar

Alaska Airlines flights from Atlanta to Seattle

Our best Alaska Airlines deals on Atlanta to Seattle flight tickets
Alaska Airlines
Oct 31
ATL3:50 pmAtlanta Hartsfield-Jackson
8h 58m
1 stop
SEA9:48 pmSeattle/Tacoma Intl
Oct 31
SEA11:56 pmSeattle/Tacoma Intl
4h 44m
ATL7:40 amAtlanta Hartsfield-Jackson
$271
Find similar
Alaska Airlines
Sep 20
ATL7:56 pmAtlanta Hartsfield-Jackson
5h 26m
SEA10:22 pmSeattle/Tacoma Intl
Sep 25
SEA4:07 pmSeattle/Tacoma Intl
4h 56m
ATL12:03 amAtlanta Hartsfield-Jackson
$277
Find similar

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 August 26, 2025.
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

Sat 9/6

7:34 am-8:39 pm

1 stop16h 05m

Seattle/Tacoma Intl

Tue 9/9

7:00 am-9:56 pm

1 stop11h 56m

$238

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 9/5

10:20 am-5:33 pm

1 stop10h 13m

Seattle/Tacoma Intl

Thu 9/11

6:12 am-6:18 pm

1 stop9h 06m

$239

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 9/11

7:34 am-12:30 am

1 stop19h 56m

Seattle/Tacoma Intl

Sun 9/14

6:12 am-6:04 am

1 stop20h 52m

$240

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 9/12

7:23 pm-12:30 am

1 stop8h 07m

Seattle/Tacoma Intl

Tue 9/30

7:00 am-9:56 pm

1 stop11h 56m

$241

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 9/10

7:42 am-10:59 pm

1 stop18h 17m

Seattle/Tacoma Intl

Mon 9/15

1:47 pm-10:02 pm

1 stop29h 15m

$244

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 10/3

7:23 pm-12:30 am

1 stop8h 07m

Seattle/Tacoma Intl

Mon 10/6

1:47 pm-12:05 am

1 stop31h 18m

$246

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 10/15

7:45 am-10:14 am

Nonstop5h 29m

Seattle/Tacoma Intl

Tue 11/4

11:40 am-7:28 pm

Nonstop4h 48m

$257

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 10/31

3:50 pm-9:48 pm

1 stop8h 58m

Seattle/Tacoma Intl

Fri 10/31

11:56 pm-7:40 am

Nonstop4h 44m

$271

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 9/20

7:56 pm-10:22 pm

Nonstop5h 26m

Seattle/Tacoma Intl

Thu 9/25

4:07 pm-12:03 am

Nonstop4h 56m

$277

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 9/24

3:42 pm-10:59 pm

1 stop10h 17m

Seattle/Tacoma Intl

Tue 9/30

9:27 am-5:21 pm

Nonstop4h 54m

$287

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 $307. If you don’t want to visit Seattle in February, then you should wait until October to fly from Atlanta, when ticket prices are also cheap, with an average price of $312.

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 $502. 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 $618.

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 $444 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $571. 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 $368 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 $327 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?

You could potentially save up to 4% on your flight if you consider stops on a Atlanta to Seattle flight.

How have Atlanta to Seattle flight prices changed over time?

As of August 2025, prices for Atlanta to Seattle flights are approximately 14% 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

$216

Fastest flight time

5h 18m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Atlanta in the past 72 hours is $216. The best round-trip flight deal from Atlanta to Seattle found on momondo in the last 72 hours is $371.
The fastest flight from Atlanta to Seattle takes 5h 18m
Direct flights go from Atlanta to Seattle every day.
There is 1 airport near Seattle: 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 20m.

  • 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 $97Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
SouthwestPriceFrom $174Free CancellationRating
8.0
4,243 reviews
Search Southwest flights
American AirlinesPriceFrom $185Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Hawaiian AirlinesPriceFrom $189Free CancellationRating
7.8
2,681 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $257Free CancellationRating
7.9
7,979 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights

  • Alaska Airlines Flights From Atlanta to Seattle

    Alaska Airlines operates around 8 flights from Atlanta to Seattle every week. The average price of these flights found in the last 72 hours has been $394, but momondo users have found Alaska Airlines deals from Atlanta to Seattle from as low as $236 round-trip. Alaska Airlines has been scored 8.0/10 in 10,000 reviews.

  • Delta Flights From Atlanta to Seattle

    Across 7,979 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Atlanta to Seattle about 38 times each week, with ticket deals ranging from $257 to $405. 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
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Cle Elum
Tukwila
Kirkland
Centralia
Lakewood
Shoreline
Fife
Redmond
Westport

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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