Cheap flights from Atlanta to Seattle from $119

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 2/24. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:18 pm - 8:13 am
ATL
-
SEA
17h 55m2 stops
Multiple Airlines Logo
12:00 pm - 6:15 am
SEA
-
ATL
15h 15m1 stop
$194Multiple Airlines
Thu, Feb 26 - Sun, Mar 1
Frontier Logo
8:30 pm - 10:54 am
ATL
-
SEA
17h 24m1 stop
Frontier Logo
1:16 pm - 5:25 am
SEA
-
ATL
13h 09m1 stop
$195Frontier
Mon, Feb 23 - Sat, Feb 28
Frontier Logo
10:42 am - 11:09 am
ATL
-
SEA
27h 27m1 stop
Frontier Logo
1:09 pm - 11:39 am
SEA
-
ATL
19h 30m1 stop
$198Frontier
Wed, Jan 14 - Sun, Jan 18
Delta Logo
8:30 pm - 11:12 pm
ATL
-
SEA
5h 42mnonstop
Delta Logo
3:59 pm - 11:44 pm
SEA
-
ATL
4h 45mnonstop
$199Delta
Thu, Feb 26 - Mon, Mar 16
Alaska Airlines Logo
7:50 am - 10:32 am
ATL
-
SEA
5h 42mnonstop
Alaska Airlines Logo
7:55 am - 3:47 pm
SEA
-
ATL
4h 52mnonstop
$200Alaska Airlines
Fri, Jan 16 - Fri, Jan 23
Frontier Logo
9:10 pm - 8:08 pm
ATL
-
SEA
25h 58m2 stops
Frontier Logo
1:16 pm - 5:25 am
SEA
-
ATL
13h 09m1 stop
$201Frontier
Wed, Feb 25 - Sat, Feb 28
Frontier Logo
7:55 pm - 12:01 pm
ATL
-
SEA
19h 06m1 stop
Frontier Logo
9:23 pm - 1:04 pm
SEA
-
ATL
12h 41m1 stop
$202Frontier
Wed, Feb 25 - Thu, Feb 26
Frontier Logo
10:42 am - 11:09 am
ATL
-
SEA
27h 27m1 stop
Frontier Logo
12:54 pm - 6:54 pm
SEA
-
ATL
27h 00m2 stops
$203Frontier
Sat, Jan 17 - Sat, Jan 24
Multiple Airlines Logo
1:58 pm - 11:54 am
ATL
-
SEA
24h 56m2 stops
Multiple Airlines Logo
12:54 pm - 7:03 am
SEA
-
ATL
15h 09m1 stop
$204Multiple Airlines
Sat, Jan 17 - Sat, Jan 24
Multiple Airlines Logo
7:07 pm - 9:49 pm
ATL
-
SEA
5h 42mnonstop
Multiple Airlines Logo
7:33 pm - 7:02 am
SEA
-
ATL
8h 29m1 stop
$205Multiple Airlines
Sat, Feb 28 - Tue, Mar 3

Southwest flights from Atlanta to Seattle

Our best Southwest deals on Atlanta to Seattle flight tickets
Southwest
Jan 26
ATL4:55 pmAtlanta Hartsfield-Jackson
8h 40m
1 stop
SEA10:35 pmSeattle/Tacoma Intl
Jan 29
SEA6:45 amSeattle/Tacoma Intl
7h 25m
1 stop
ATL5:10 pmAtlanta Hartsfield-Jackson
Southwest
Jan 3
ATL1:30 pmAtlanta Hartsfield-Jackson
10h 40m
2 stops
SEA9:10 pmSeattle/Tacoma Intl
Jan 17
SEA5:15 amSeattle/Tacoma Intl
9h 25m
2 stops
ATL5:40 pmAtlanta Hartsfield-Jackson
Southwest
Jan 4
ATL4:30 pmAtlanta Hartsfield-Jackson
11h 05m
2 stops
SEA12:35 amSeattle/Tacoma Intl
Jan 10
SEA5:15 amSeattle/Tacoma Intl
11h 00m
2 stops
ATL7:15 pmAtlanta Hartsfield-Jackson

Alaska Airlines flights from Atlanta to Seattle

Our best Alaska Airlines deals on Atlanta to Seattle flight tickets
Alaska Airlines
Feb 26
ATL7:07 pmAtlanta Hartsfield-Jackson
5h 42m
SEA9:49 pmSeattle/Tacoma Intl
Feb 28
SEA8:05 amSeattle/Tacoma Intl
4h 51m
ATL3:56 pmAtlanta Hartsfield-Jackson
Alaska Airlines
Jan 16
ATL7:50 amAtlanta Hartsfield-Jackson
5h 42m
SEA10:32 amSeattle/Tacoma Intl
Jan 23
SEA7:55 amSeattle/Tacoma Intl
4h 52m
ATL3:47 pmAtlanta Hartsfield-Jackson
Alaska Airlines
Mar 27
ATL7:20 amAtlanta Hartsfield-Jackson
5h 39m
SEA9:59 amSeattle/Tacoma Intl
Apr 1
SEA10:13 amSeattle/Tacoma Intl
4h 57m
ATL6:10 pmAtlanta Hartsfield-Jackson

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 December 28, 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

Thu 2/26

5:18 pm-8:13 am

2 stops17h 55m

Seattle/Tacoma Intl

Sun 3/1

12:00 pm-6:15 am

1 stop15h 15m

$194

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Mon 2/23

8:30 pm-10:54 am

1 stop17h 24m

Seattle/Tacoma Intl

Sat 2/28

1:16 pm-5:25 am

1 stop13h 09m

$195

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 1/14

10:42 am-11:09 am

1 stop27h 27m

Seattle/Tacoma Intl

Sun 1/18

1:09 pm-11:39 am

1 stop19h 30m

$198

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 2/26

8:30 pm-11:12 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Mon 3/16

3:59 pm-11:44 pm

Nonstop4h 45m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 1/16

7:50 am-10:32 am

Nonstop5h 42m

Seattle/Tacoma Intl

Fri 1/23

7:55 am-3:47 pm

Nonstop4h 52m

$200

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 2/25

9:10 pm-8:08 pm

2 stops25h 58m

Seattle/Tacoma Intl

Sat 2/28

1:16 pm-5:25 am

1 stop13h 09m

$201

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 2/25

7:55 pm-12:01 pm

1 stop19h 06m

Seattle/Tacoma Intl

Thu 2/26

9:23 pm-1:04 pm

1 stop12h 41m

$202

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 1/17

10:42 am-11:09 am

1 stop27h 27m

Seattle/Tacoma Intl

Sat 1/24

12:54 pm-6:54 pm

2 stops27h 00m

$203

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 1/17

1:58 pm-11:54 am

2 stops24h 56m

Seattle/Tacoma Intl

Sat 1/24

12:54 pm-7:03 am

1 stop15h 09m

$204

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 2/28

7:07 pm-9:49 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Tue 3/3

7:33 pm-7:02 am

1 stop8h 29m

$205

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 $297. 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 $478. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday 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 $637.

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 $455 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $668. 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 $369 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 $315 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 December 2025, prices for Atlanta to Seattle flights are approximately 40% more expensive 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

$312

Fastest flight time

5h 26m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Atlanta in the past 72 hours is $312. The best round-trip flight deal from Atlanta to Seattle found on momondo in the last 72 hours is $358.
The fastest flight from Atlanta to Seattle takes 5h 26m
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).
  • 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 26m.

  • 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
8,211 reviews
Search Spirit Airlines flights
FrontierPriceFrom $131Free CancellationRating
5.8
3,070 reviews
Search Frontier flights
SouthwestPriceFrom $163Free CancellationRating
8.0
4,256 reviews
Search Southwest flights
American AirlinesPriceFrom $174Free CancellationRating
7.2
11,069 reviews
Search American Airlines flights
Hawaiian AirlinesPriceFrom $189Free CancellationRating
7.8
2,819 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $201Free CancellationRating
8.0
11,548 reviews
Search Alaska Airlines flights
DeltaPriceFrom $257Free CancellationRating
7.9
8,021 reviews
Search Delta flights
United AirlinesPriceFrom $276Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
  • Southwest Flights From Atlanta to Seattle

    Southwest operates around 1 flight from Atlanta to Seattle every week. The average price of these flights found in the last 72 hours has been $421, but momondo users have found Southwest deals from Atlanta to Seattle from as low as $163 round-trip. Southwest has been scored 8.0/10 in 4,250 reviews.

  • Alaska Airlines Flights From Atlanta to Seattle

    Across 11,554 Alaska Airlines reviews on momondo, the average score is 8.0/10. Alaska Airlines flies from Atlanta to Seattle about 11 times each week, with ticket deals ranging from $201 to $390. 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
Puyallup
Redmond
Tukwila
Federal Way
Cle Elum
Lakewood
Fife
Centralia
Westport
Kirkland
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

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1 adult
Tue 1/27
Tue 2/3

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