How many flights depart from Atlanta to Seattle on average per week?

The number of flights available between Atlanta and Seattle is 156 per week as of December 2025. The most frequent departure day is Thu, with 25% of weekly flights leaving on this day.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl?

Alaska Airlines is the most popular carrier operating from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl

Which airline has the best punctuality record on Atlanta to Seattle flights?

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

What is the most punctual flight time for Atlanta to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Atlanta to Seattle delayed?

Historically, on average around 12% of flights between Atlanta and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Seattle?

Delta, Alaska Airlines and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Atlanta according to our data. Delta is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

How many flights depart from Atlanta to Seattle on average per day?

The number of flights available between Atlanta and Seattle is 22 per day as of December 2025. The most frequent departure time is 6:00PM, with 55% of daily flights leaving in the evening.

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?

As of December 2025, there are 8 operators available to choose from 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.

$113 Cheap Flights from Atlanta to Seattle in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:30 am - 5:50 pm

ATL

SEA

12h 20m1 stop

12:40 pm - 9:55 pm

SEA

ATL

6h 15m1 stop

$174Southwest

Thu, Jan 22 - Sat, Jan 24

5:14 pm - 11:19 am

ATL

SEA

21h 05m2 stops

12:34 pm - 11:11 am

SEA

ATL

19h 37m1 stop

$175Frontier

Thu, Jan 22 - Sun, Feb 1

5:14 pm - 11:19 am

ATL

SEA

21h 05m2 stops

1:11 pm - 7:03 am

SEA

ATL

14h 52m1 stop

$176Frontier

Thu, Jan 22 - Mon, Jan 26

8:33 pm - 11:15 pm

ATL

SEA

5h 42mnonstop

4:05 pm - 11:48 pm

SEA

ATL

4h 43mnonstop

$177Delta

Thu, Jan 22 - Sun, Feb 1

7:25 am - 10:09 am

ATL

SEA

5h 44mnonstop

11:55 am - 7:39 pm

SEA

ATL

4h 44mnonstop

$178Delta

Thu, Jan 8 - Wed, Jan 14

7:04 am - 9:49 am

ATL

SEA

5h 45mnonstop

9:56 pm - 5:43 am

SEA

ATL

4h 47mnonstop

$179Alaska Airlines

Thu, Feb 19 - Sun, Feb 22

6:10 pm - 10:30 pm

ATL

SEA

7h 20m1 stop

9:55 am - 9:25 pm

SEA

ATL

8h 30m2 stops

$181Southwest

Thu, Jan 8 - Wed, Jan 14

6:43 pm - 11:21 am

ATL

SEA

19h 38m1 stop

10:05 pm - 6:41 am

SEA

ATL

29h 36m1 stop

$183Frontier

Sat, Jan 10 - Sun, Jan 18

1:35 pm - 10:30 pm

ATL

SEA

11h 55m2 stops

9:55 am - 9:25 pm

SEA

ATL

8h 30m1 stop

$184Southwest

Tue, Jan 27 - Fri, Jan 30

6:10 pm - 10:30 pm

ATL

SEA

7h 20m1 stop

5:15 am - 4:55 pm

SEA

ATL

8h 40m1 stop

$185Southwest

Fri, Jan 23 - Sat, Jan 24

Frontier flights from Atlanta to Seattle

Our best Frontier deals on Atlanta to Seattle flight tickets

Frontier

Jan 22

ATL5:14 pmAtlanta Hartsfield-Jackson

21h 05m

2 stops

SEA11:19 amSeattle/Tacoma Intl

Feb 1

SEA12:34 pmSeattle/Tacoma Intl

19h 37m

1 stop

ATL11:11 amAtlanta Hartsfield-Jackson

$175

Find similar

Frontier

Jan 22

ATL5:14 pmAtlanta Hartsfield-Jackson

21h 05m

2 stops

SEA11:19 amSeattle/Tacoma Intl

Jan 26

SEA1:11 pmSeattle/Tacoma Intl

14h 52m

1 stop

ATL7:03 amAtlanta Hartsfield-Jackson

$176

Find similar

Frontier

Jan 10

ATL6:43 pmAtlanta Hartsfield-Jackson

19h 38m

1 stop

SEA11:21 amSeattle/Tacoma Intl

Jan 18

SEA10:05 pmSeattle/Tacoma Intl

29h 36m

1 stop

ATL6:41 amAtlanta Hartsfield-Jackson

$183

Find similar

Delta flights from Atlanta to Seattle

Our best Delta deals on Atlanta to Seattle flight tickets

Delta

Jan 22

ATL8:33 pmAtlanta Hartsfield-Jackson

5h 42m

SEA11:15 pmSeattle/Tacoma Intl

Feb 1

SEA4:05 pmSeattle/Tacoma Intl

4h 43m

ATL11:48 pmAtlanta Hartsfield-Jackson

$177

Find similar

Delta

Jan 8

ATL7:25 amAtlanta Hartsfield-Jackson

5h 44m

SEA10:09 amSeattle/Tacoma Intl

Jan 14

SEA11:55 amSeattle/Tacoma Intl

4h 44m

ATL7:39 pmAtlanta Hartsfield-Jackson

$178

Find similar

Delta

Jan 29

ATL8:33 pmAtlanta Hartsfield-Jackson

5h 42m

SEA11:15 pmSeattle/Tacoma Intl

Jan 31

SEA10:59 pmSeattle/Tacoma Intl

4h 41m

ATL6:40 amAtlanta Hartsfield-Jackson

$199

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/22

8:30 am-5:50 pm

1 stop12h 20m

Seattle/Tacoma Intl

Sat 1/24

12:40 pm-9:55 pm

1 stop6h 15m

$174

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/22

5:14 pm-11:19 am

2 stops21h 05m

Seattle/Tacoma Intl

Sun 2/1

12:34 pm-11:11 am

1 stop19h 37m

$175

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/22

5:14 pm-11:19 am

2 stops21h 05m

Seattle/Tacoma Intl

Mon 1/26

1:11 pm-7:03 am

1 stop14h 52m

$176

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/22

8:33 pm-11:15 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Sun 2/1

4:05 pm-11:48 pm

Nonstop4h 43m

$177

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/8

7:25 am-10:09 am

Nonstop5h 44m

Seattle/Tacoma Intl

Wed 1/14

11:55 am-7:39 pm

Nonstop4h 44m

$178

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 2/19

7:04 am-9:49 am

Nonstop5h 45m

Seattle/Tacoma Intl

Sun 2/22

9:56 pm-5:43 am

Nonstop4h 47m

$179

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 1/8

6:10 pm-10:30 pm

1 stop7h 20m

Seattle/Tacoma Intl

Wed 1/14

9:55 am-9:25 pm

2 stops8h 30m

$181

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 1/10

6:43 pm-11:21 am

1 stop19h 38m

Seattle/Tacoma Intl

Sun 1/18

10:05 pm-6:41 am

1 stop29h 36m

$183

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 1/27

1:35 pm-10:30 pm

2 stops11h 55m

Seattle/Tacoma Intl

Fri 1/30

9:55 am-9:25 pm

1 stop8h 30m

$184

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 1/23

6:10 pm-10:30 pm

1 stop7h 20m

Seattle/Tacoma Intl

Sat 1/24

5:15 am-4:55 pm

1 stop8h 40m

$185

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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

Prices

Airlines

Delays

Other information

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 November to fly from Atlanta, when ticket prices are also cheap, with an average price of $308.

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 $489. 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 $643.

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 $456 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $677. 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 $367 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 $316 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 12% 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 December 2025, prices for Atlanta to Seattle flights are approximately 14% 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	$222
Fastest flight time	5h 28m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Atlanta in the past 72 hours is $222. The best round-trip flight deal from Atlanta to Seattle found on momondo in the last 72 hours is $325.

The fastest flight from Atlanta to Seattle takes 5h 28m

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 42m.
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?
As of December 2025, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Atlanta to Seattle is Boeing 737-900, representing 27.95% of all bookings. The subsequent popular models are Boeing 757-200 at 13.94%, Airbus A321neo at 12.79%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 11.29%.
What is the most popular airline from Atlanta to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Atlanta to Seattle is Delta (44% of total bookings). The next most popular airlines are Alaska Airlines (39%), Hawaiian Airlines (7%), and Frontier (7%).

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 Airlines	PriceFrom $91	Free Cancellation	Rating 6.3 8,156 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $135	Free Cancellation	Rating 5.8 3,090 reviews	Search Frontier flights
American Airlines	PriceFrom $174	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Southwest	PriceFrom $174	Free Cancellation	Rating 8.0 4,250 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $189	Free Cancellation	Rating 7.8 2,817 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $208	Free Cancellation	Rating 8.0 11,402 reviews	Search Alaska Airlines flights
Delta	PriceFrom $257	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
United Airlines	PriceFrom $276	Free Cancellation	Rating 7.4 9,064 reviews	Search United Airlines flights

Alaska Airlines Flights From Atlanta to Seattle
Alaska Airlines operates around 6 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 $208 round-trip. Alaska Airlines has been scored 8.0/10 in 11,402 reviews.
Delta Flights From Atlanta to Seattle
Across 8,010 Delta reviews on momondo, the average score is 7.9/10. Delta flies from Atlanta to Seattle about 13 times each week, with ticket deals ranging from $257 to $412. Price data is based on momondo searches in the last 72 hours.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Tukwila

Redmond

Cle Elum

Federal Way

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

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.

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Cheap flights from Atlanta to Seattle from $113

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 3/4. 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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Frontier flights from Atlanta to Seattle

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Our best Delta deals on Atlanta to Seattle flight tickets

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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?

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

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

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?

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 12% 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 December 2025, prices for Atlanta to Seattle flights are approximately 14% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl?

Alaska Airlines is the most popular carrier operating from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl

What airlines fly to Seattle?

How often are flights from Atlanta to Seattle delayed?

Historically, on average around 12% of flights between Atlanta and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 157 minutes.

What is the most punctual flight time for Atlanta to Seattle flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Atlanta to Seattle flights?

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

How many flights depart from Atlanta to Seattle on average per day?

The number of flights available between Atlanta and Seattle is 22 per day as of December 2025. The most frequent departure time is 6:00PM, with 55% of daily flights leaving in the evening.

How many flights depart from Atlanta to Seattle on average per week?

The number of flights available between Atlanta and Seattle is 156 per week as of December 2025. The most frequent departure day is Thu, with 25% of weekly flights leaving on this day.

When to book flights from Atlanta to Seattle

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

Fastest flight time

Direct flights

Airports in Seattle

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

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

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?

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

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

Alaska Airlines Flights From Atlanta to Seattle

Delta Flights From Atlanta to Seattle

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States