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$114+ Cheap flights from Atlanta to Seattle (ATL - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Find cheap flights from Atlanta to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl are usually found in November or February, booked 31 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Atlanta to Seattle

Cheapest flights from Atlanta to Seattle
Explore the most affordable flight options available from Atlanta to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:55 amATL - SEA
2 stops21h 47mFrontier
Tue 1/61:00 pmSEA - ATL
1 stop19h 07mFrontier
Deal found 12/17$300
This CheapOair deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amATL - SEA
1 stop8h 30mFrontier
Tue 12/302:54 pmSEA - ATL
1 stop25h 53mFrontier
Deal found 12/15$305
This CheapOair deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:00 amATL - SEA
1 stop8h 30mFrontier
Tue 1/61:00 pmSEA - ATL
1 stop19h 07mFrontier
Deal found 12/16$314
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:00 amATL - SEA
1 stop8h 30mFrontier
Mon 1/52:54 pmSEA - ATL
1 stop17h 13mFrontier
Deal found 12/16$319
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/227:00 amATL - SEA
1 stop8h 30mFrontier
Tue 1/61:00 pmSEA - ATL
1 stop19h 07mFrontier
Deal found 12/16$320
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:59 pmATL - SEA
1 stop17h 12mFrontier
Mon 1/52:54 pmSEA - ATL
1 stop17h 13mFrontier
Deal found 12/16$325
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:59 pmATL - SEA
1 stop17h 12mFrontier
Tue 1/61:00 pmSEA - ATL
1 stop19h 07mFrontier
Deal found 12/16$326
This Frontier deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amATL - SEA
1 stop8h 30mFrontier
Tue 1/67:13 pmSEA - ATL
1 stop7h 44mFrontier
Deal found 12/16$327
This Frontier deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amATL - SEA
1 stop8h 30mFrontier
Mon 1/56:33 pmSEA - ATL
1 stop7h 57mFrontier
Deal found 12/16$333
This Cheapflightsfares deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2612:51 pmATL - SEA
1 stop9h 02mFrontier
Sat 1/102:49 pmSEA - ATL
1 stop17h 18mFrontier
Deal found 12/17$339
This Booking.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amATL - SEA
1 stop8h 30mFrontier
Tue 12/302:54 pmSEA - ATL
1 stop25h 53mFrontier
Deal found 12/16$342

Find flight deals from Atlanta to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$174
(Expedia)

One-way from

$114
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$388

Good round-trip deal

$339 or less

Good one-way deal

$249 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Seattle/Tacoma Intl flights.
Search Deals
From Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Atlanta to Seattle that are best for you.

Fly from

Atlanta

Fly to

Seattle

Route

Depart

Return

Price

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 1/21

7:50 am-10:32 am

Nonstop5h 42m

Seattle/Tacoma Intl

Sat 1/24

7:55 am-3:47 pm

Nonstop4h 52m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 1/13

7:25 am-10:09 am

Nonstop5h 44m

Seattle/Tacoma Intl

Tue 1/20

4:05 pm-11:48 pm

Nonstop4h 43m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 1/16

8:12 pm-10:50 pm

Nonstop5h 38m

Seattle/Tacoma Intl

Sun 1/18

4:05 pm-11:48 pm

Nonstop4h 43m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 2/27

7:07 pm-9:49 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Sat 2/28

8:05 am-3:56 pm

Nonstop4h 51m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 2/27

8:30 pm-11:12 pm

Nonstop5h 42m

Seattle/Tacoma Intl

Fri 3/6

6:05 am-1:43 pm

Nonstop4h 38m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 2/14

7:04 am-9:49 am

Nonstop5h 45m

Seattle/Tacoma Intl

Tue 2/17

9:56 pm-5:43 am

Nonstop4h 47m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 1/10

7:25 am-10:09 am

Nonstop5h 44m

Seattle/Tacoma Intl

Fri 1/16

4:05 pm-11:48 pm

Nonstop4h 43m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 1/14

7:50 am-10:32 am

Nonstop5h 42m

Seattle/Tacoma Intl

Mon 1/19

10:40 pm-6:22 am

Nonstop4h 42m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 1/10

7:25 am-10:09 am

Nonstop5h 44m

Seattle/Tacoma Intl

Tue 1/20

4:05 pm-11:48 pm

Nonstop4h 43m

$199

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Mon 1/12

6:10 pm-10:30 pm

1 stop7h 20m

Seattle/Tacoma Intl

Wed 1/14

6:05 am-3:30 pm

1 stop6h 25m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 22 results
1
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Compare providers for flights from Atlanta to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Seattle in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Seattle flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Atlanta-Seattle flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Atlanta-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Seattle flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Atlanta with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Seattle

How far ahead should I book a flight from Atlanta to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Seattle. Price data was last updated on December 12, 2025.

The price you pay for your flight from Atlanta to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Atlanta to Seattle?

Currently, February is the cheapest month in which you can book a flight from Atlanta to Seattle (average of $119). Flying from Atlanta to Seattle in June is currently the most expensive (average of $281). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ATL to SEA?

Find hourly flight availability from Atlanta to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Atlanta to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Atlanta to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Seattle. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Atlanta to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Atlanta to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Seattle trip
Airports
ATL

For a quick check-in, use the international terminal for shorter security lines if you're not checking bags.

Read more about ATLBy Chris Dong
SEA

Take the Link light rail from SEA to downtown Seattle for an inexpensive, 40-minute journey with ample luggage space.

Read more about SEABy Brandon Schultz
Our travel experts
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated December 18, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Atlanta to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,474 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,006 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,053 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.8
Fair
3,082 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Atlanta to Seattle?

    Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Atlanta Hartsfield-Jackson. Booking flights from Hartsfield-Jackson (ATL) to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 20 daily flights to Seattle from 8 different airlines. 5h 28m is how long a flight from Atlanta to Seattle/Tacoma Intl will take if you book a nonstop flight.

  • How popular is this Atlanta to Seattle flight route?

    The Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl flight path was viewed by 142 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Atlanta to Seattle?

    A quick flight from Atlanta to Seattle can take about 5h 42m. Alaska Airlines provides one of the quickest options available for as low as $199. Airlines will cover a distance of 2176 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Atlanta to Seattle round-trip?

    Cheapflights users have booked flights from Atlanta to Seattle round-trip from $91. Other airlines that can offer you cheap pricing are Frontier, from $121, and Southwest, from $163. Spirit Airlines is currently priced 75% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Atlanta to Seattle one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $85. Frontier flights start at $94 while deals on Southwest start at $118 one-way.

  • What are the most reliable airlines from Atlanta to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Atlanta to Seattle on time: Scandinavian Airlines (92%), Aeromexico (91%), Japan Airlines (89%).

  • What are the cheapest flights from Atlanta to Seattle?

    Looking at all options, your cheapest flight can be booked for $119. While the most popular route (Atlanta Hartsfield-Jackson - Seattle/Tacoma Intl) can be booked for $158 on average, our data indicates $992 when flying from Atlanta to Seattle.

  • Can I find deals for flights from Atlanta to Seattle that include hotel bookings?

    Yes. In addition to deals on Atlanta to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Seattle.

  • Can I find deals for business class flights from Atlanta to Seattle?

    Yes. Cheapflights offers flight deals from Atlanta to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Atlanta to Seattle (average of $119). Flying from Atlanta to Seattle in June is currently the most expensive (average of $281). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Atlanta to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Atlanta to Seattle

Discover the top 8 airlines that operate flights from Atlanta to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$261FlexibilityNo cancel feeOn-time65%
FrontierCheapest$135Average$269FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$163Average$421FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$174Average$344FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$189Average$384FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$203Average$390FlexibilityNo cancel feeOn-time75%
DeltaCheapest$257Average$412FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$412FlexibilityNo cancel feeOn-time69%

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