Seattle

$129+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SEA
Jun 17 — Jun 241
We work with more than 300 partners to bring you better travel deals

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

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl are usually found in February or October, booked 36 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap 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 June 12, 2025.

Round-trip from

$278
(FlightHub)

One-way from

$129
(Alaska Airlines)

Popular in

June

Cheapest in

February

Average price

$466

Good round-trip deal

$393 or less

Good one-way deal

$239 or less
From Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
One-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
Highest demand for flights based on searches. 16% potential increase in price ($74 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.

Find 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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/13:35 pmATL - SEA
1 stop27h 18mSpirit Airlines
Sun 9/144:58 pmSEA - ATL
1 stop18h 32mSpirit Airlines
Deal found 6/9$278
This CheapOair deal was found by Cheapflights users on 6/11. 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.
Fri 7/118:42 amATL - SEA
1 stop10h 43mMultiple Airlines
Thu 7/2411:59 pmSEA - ATL
1 stop8h 43mMultiple Airlines
Deal found 6/11$285
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:04 pmATL - SEA
1 stop10h 58mAmerican Airlines
Sun 9/711:05 pmSEA - ATL
1 stop8h 04mAmerican Airlines
Deal found 6/11$286
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:30 amATL - SEA
Nonstop5h 27mAlaska Airlines
Sun 8/315:20 amSEA - ATL
1 stop6h 22mAlaska Airlines
Deal found 6/9$287
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/127:55 pmATL - SEA
1 stop7h 36mFrontier
Sat 9/206:00 amSEA - ATL
1 stop8h 23mFrontier
Deal found 6/11$289
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/144:40 pmATL - SEA
Nonstop5h 20mDelta
Mon 8/253:15 pmSEA - ATL
Nonstop4h 53mDelta
Deal found 6/12$297
This Sun Country Air deal was found by Cheapflights users on 6/12. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/186:20 pmATL - SEA
1 stop25h 51mSun Country Air
Thu 7/2411:59 pmSEA - ATL
1 stop8h 43mSun Country Air
Deal found 6/12$305
This Hawaiian Airlines deal was found by Cheapflights users on 6/12. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:30 amATL - SEA
Nonstop5h 27mHawaiian Airlines
Mon 8/255:20 amSEA - ATL
1 stop6h 22mHawaiian Airlines
Deal found 6/12$307
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/77:32 pmATL - SEA
1 stop8h 24mUnited Airlines
Sat 8/1612:20 amSEA - ATL
1 stop7h 20mUnited Airlines
Deal found 6/11$327
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/169:05 amATL - SEA
2 stops9h 40mSouthwest
Sun 8/245:50 amSEA - ATL
1 stop7h 30mSouthwest
Deal found 6/10$402

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 June 12, 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

Mon 9/1

3:35 pm-3:53 pm

1 stop27h 18m

Seattle/Tacoma Intl

Sun 9/14

4:58 pm-2:30 pm

1 stop18h 32m

$278

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 7/11

8:42 am-4:25 pm

1 stop10h 43m

Seattle/Tacoma Intl

Thu 7/24

11:59 pm-11:42 am

1 stop8h 43m

$285

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 8/26

12:04 pm-8:02 pm

1 stop10h 58m

Seattle/Tacoma Intl

Sun 9/7

11:05 pm-10:09 am

1 stop8h 04m

$286

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/16

6:30 am-8:57 am

Nonstop5h 27m

Seattle/Tacoma Intl

Sun 8/31

5:20 am-2:42 pm

1 stop6h 22m

$287

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Mon 8/11

7:45 am-6:59 pm

1 stop14h 14m

Seattle/Tacoma Intl

Tue 8/19

6:41 am-5:57 pm

1 stop8h 16m

$291

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Fri 7/18

6:20 pm-5:11 pm

1 stop25h 51m

Seattle/Tacoma Intl

Sat 7/19

11:59 pm-1:18 pm

1 stop10h 19m

$305

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 8/14

6:30 am-8:57 am

Nonstop5h 27m

Seattle/Tacoma Intl

Mon 8/25

5:20 am-2:42 pm

1 stop6h 22m

$307

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 7/31

7:50 pm-10:18 pm

Nonstop5h 28m

Seattle/Tacoma Intl

Tue 8/5

5:55 pm-8:44 am

1 stop11h 49m

$371

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/30

4:05 pm-10:52 pm

1 stop9h 47m

Seattle/Tacoma Intl

Sat 9/6

5:07 am-5:25 pm

2 stops9h 18m

$382

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/16

9:05 am-3:45 pm

2 stops9h 40m

Seattle/Tacoma Intl

Sun 8/24

5:50 am-4:20 pm

1 stop7h 30m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 20 results
1
2

The best insider tips for Atlanta to Seattle flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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

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 June 9, 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 28 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, January is the cheapest month in which you can book a flight from Atlanta to Seattle (average of $238). Flying from Atlanta to Seattle in July is currently the most expensive (average of $391). 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 June 12, 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 18% 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 June 8, 2025.

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

Weekly flight availability from Atlanta to Seattle

Explore weekly flight availability from Atlanta to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from ATL to SEA are scheduled on a Thursday (41 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
To help decide which airline to fly from Atlanta to Seattle, see what other customers have to say about Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
8.0
Very good

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 25 daily flights to Seattle from 8 different airlines. 5h 18m 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?

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

    Cheapflights users have booked flights from Atlanta to Seattle round-trip from $278. Other airlines that can offer you cheap pricing are American Airlines, from $286, and Alaska Airlines, from $287. Spirit Airlines is currently priced 24% 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 Alaska Airlines, which is currently one of the cheapest options available, starting at $129. Spirit Airlines flights start at $130 while deals on American Airlines start at $133 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: Kenya Airways (100%), KLM (98%), Delta (89%).

  • What are the cheapest flights from Atlanta to Seattle?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Atlanta Hartsfield-Jackson - Seattle/Tacoma Intl) can be booked for $250 on average our data indicates $1,233 when flying from Atlanta to Seattle.

  • Where are the most common layover locations when flying from Atlanta to Seattle?

  • What are some popular things to do or see while on a layover in Denver?

    If you're on a layover in Denver and looking for things to do, consider visiting Coors Field, Paramount Theatre, or Larimer Square. Travelers on a layover in Denver can visit Coors Field, Paramount Theatre, and Larimer Square, by traveling 18.4 mi, 18.6 mi, and 18.9 mi, respectively after landing at Denver Intl. Travelers in need of a car in Denver can rent one for about $54 per day.

  • Where are the least popular layover locations for Atlanta to Seattle flights?

  • 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, January is the cheapest month in which you can book a flight from Atlanta to Seattle (average of $238). Flying from Atlanta to Seattle in July is currently the most expensive (average of $391). 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 Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Lynnwood
Olympia
Shoreline
Kent
Cle Elum
Centralia
Kirkland
Aberdeen
Renton
Shelton
Silverdale
Issaquah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$102Average$249FlexibilityNo cancel feeOn-time65%
FrontierCheapest$126Average$248FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$178Average$382FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$198Average$374FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$235Average$389FlexibilityNo cancel feeOn-time75%
DeltaCheapest$257Average$404FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$380FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$346Average$421FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.