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$120+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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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 July 3, 2025.

Round-trip from

$259
(Kiwi.com)

One-way from

$120
(Priceline)

Popular in

June

Cheapest in

February

Average price

$426

Good round-trip deal

$391 or less

Good one-way deal

$253 or less
From Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
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One-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 16% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
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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 July 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 8/237:00 amATL - SEA
Nonstop5h 19mAlaska Airlines
Wed 8/274:07 pmSEA - ATL
Nonstop4h 52mAlaska Airlines
Deal found 7/3$257
This FlightHub deal was found by Cheapflights users on 7/3. 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.
Thu 8/147:54 pmATL - SEA
1 stop7h 40mFrontier
Sun 8/246:17 amSEA - ATL
1 stop20h 48mFrontier
Deal found 7/3$259
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Tue 8/199:30 amATL - SEA
Nonstop5h 21mMultiple Airlines
Mon 9/86:12 amSEA - ATL
1 stop9h 36mMultiple Airlines
Deal found 7/1$260
This Hawaiian Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 8/273:42 pmATL - SEA
1 stop10h 10mHawaiian Airlines
Sat 9/69:27 amSEA - ATL
Nonstop4h 54mHawaiian Airlines
Deal found 7/3$267
This FlightHub deal was found by Cheapflights users on 7/1. 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.
Thu 8/2112:25 pmATL - SEA
1 stop13h 18mSun Country Air
Sun 8/3111:55 pmSEA - ATL
1 stop8h 28mSun Country Air
Deal found 7/1$275
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Wed 8/204:37 pmATL - SEA
1 stop7h 40mUnited Airlines
Wed 8/2710:55 pmSEA - ATL
1 stop8h 13mUnited Airlines
Deal found 7/1$277
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/1612:39 pmATL - SEA
1 stop9h 37mAmerican Airlines
Fri 8/2212:46 amSEA - ATL
1 stop7h 45mAmerican Airlines
Deal found 7/2$279
This Southwest deal was found by Cheapflights users on 7/3. 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 8/162:40 pmATL - SEA
2 stops10h 50mSouthwest
Sat 8/2310:45 pmSEA - ATL
1 stop9h 40mSouthwest
Deal found 7/3$282
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/309:17 pmATL - SEA
2 stops22h 08mSpirit Airlines
Tue 8/55:30 pmSEA - ATL
2 stops24h 38mSpirit Airlines
Deal found 7/2$306
This Delta deal was found by Cheapflights users on 7/3. 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.
Sat 8/97:50 pmATL - SEA
Nonstop5h 28mDelta
Tue 8/129:45 pmSEA - ATL
Nonstop4h 44mDelta
Deal found 7/3$307

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 July 3, 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

Sat 8/23

7:00 am-9:19 am

Nonstop5h 19m

Seattle/Tacoma Intl

Wed 8/27

4:07 pm-11:59 pm

Nonstop4h 52m

$257

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 8/14

7:54 pm-12:34 am

1 stop7h 40m

Seattle/Tacoma Intl

Sun 8/24

6:17 am-6:05 am

1 stop20h 48m

$259

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Tue 8/19

9:30 am-11:51 am

Nonstop5h 21m

Seattle/Tacoma Intl

Mon 9/8

6:12 am-6:48 pm

1 stop9h 36m

$260

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 8/27

3:42 pm-10:52 pm

1 stop10h 10m

Seattle/Tacoma Intl

Sat 9/6

9:27 am-5:21 pm

Nonstop4h 54m

$267

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Thu 8/21

12:25 pm-10:43 pm

1 stop13h 18m

Seattle/Tacoma Intl

Sun 8/31

11:55 pm-11:23 am

1 stop8h 28m

$275

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 8/20

4:37 pm-9:17 pm

1 stop7h 40m

Seattle/Tacoma Intl

Wed 8/27

10:55 pm-10:08 am

1 stop8h 13m

$277

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/16

12:39 pm-7:16 pm

1 stop9h 37m

Seattle/Tacoma Intl

Fri 8/22

12:46 am-11:31 am

1 stop7h 45m

$279

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/16

2:40 pm-10:30 pm

2 stops10h 50m

Seattle/Tacoma Intl

Sat 8/23

10:45 pm-11:25 am

1 stop9h 40m

$282

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Wed 7/30

9:17 pm-4:25 pm

2 stops22h 08m

Seattle/Tacoma Intl

Tue 8/5

5:30 pm-9:08 pm

2 stops24h 38m

$306

AtlantaSeattle

ATL - SEA

ATLSEA

Atlanta Hartsfield-Jackson

Sat 8/9

7:50 pm-10:18 pm

Nonstop5h 28m

Seattle/Tacoma Intl

Tue 8/12

9:45 pm-5:29 am

Nonstop4h 44m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 16 results
1
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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 27, 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 $390). 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 July 3, 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 19% on your trip compared to booking a flight in the morning.

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 29, 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 July 3, 2025.

The most flights from ATL to SEA are scheduled on a Wednesday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

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 July 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, 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
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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
Southwest
8.0
Very good
4,266 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Entertainment

7.1

Comfort

7.8

Overall

8.0

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 29 daily flights to Seattle from 8 different airlines. 5h 15m 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 163 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Cheapflights users have booked flights from Atlanta to Seattle round-trip from $259. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $261, and Sun Country Air, from $275. Frontier is currently priced 29% 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 Frontier, which is currently one of the cheapest options available, starting at $120. Spirit Airlines flights start at $126 while deals on Sun Country Air start at $143 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: KLM (96%), Kenya Airways (96%), Singapore Airlines (84%).

  • What are the cheapest flights from Atlanta to Seattle?

    Looking at all options, your cheapest flight can be booked for $178. While the most popular route (Atlanta Hartsfield-Jackson - Seattle/Tacoma Intl) can be booked for $198 on average our data indicates $1,198 when flying from Atlanta to Seattle.

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

    The most popular layover on flights from Atlanta to Seattle is Denver.

  • 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 $56 per day.

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

    Atlanta to Seattle flights that have layovers will least frequently stop in Las Vegas.

  • 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 $390). 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
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$237FlexibilityNo cancel feeOn-time65%
FrontierCheapest$126Average$246FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$181Average$385FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$198Average$376FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$224Average$426FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$255Average$395FlexibilityNo cancel feeOn-time75%
DeltaCheapest$257Average$407FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$397FlexibilityNo cancel feeOn-time69%

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