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Cheap flights from Atlanta to Seattle from C$ 236

ATL — SEA
19 Oct — 26 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Atlanta to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Atlanta to Seattle

Sat 17/106:10 p.m. -
1 stop19h 29m
Sun 18/104:07 p.m. -
Nonstop4h 52m
Deal found 17/9C$ 394
Thu 15/109:03 a.m. -
Nonstop5h 25m
Thu 22/109:59 p.m. -
1 stop14h 33m
Deal found 17/9C$ 401
Thu 22/101:05 p.m. -
2 stops14h 35m
Mon 26/106:50 p.m. -
1 stop8h 40m
Deal found 17/9C$ 403
Mon 19/106:10 p.m. -
1 stop14h 50m
Sun 25/104:07 p.m. -
Nonstop4h 52m
Deal found 17/9C$ 405
Sun 18/106:10 p.m. -
1 stop18h 00m
Sun 25/1011:46 p.m. -
Nonstop4h 44m
Deal found 17/9C$ 419
Tue 15/127:45 a.m. -
1 stop8h 05m
Wed 30/129:50 p.m. -
2 stops11h 15m
Deal found 17/9C$ 422
Tue 15/126:00 a.m. -
2 stops10h 00m
Mon 4/15:30 a.m. -
2 stops10h 55m
Deal found 17/9C$ 429
Thu 15/101:05 p.m. -
2 stops14h 35m
Mon 19/1012:10 a.m. -
1 stop7h 25m
Deal found 17/9C$ 431
Thu 29/101:05 p.m. -
2 stops14h 35m
Tue 3/115:40 a.m. -
2 stops10h 20m
Deal found 17/9C$ 438
Thu 26/117:05 a.m. -
Nonstop5h 38m
Tue 1/129:46 p.m. -
Nonstop4h 47m
Deal found 17/9C$ 443
Thu 17/127:30 a.m. -
Nonstop5h 48m
Thu 31/122:17 p.m. -
Nonstop4h 43m
Deal found 16/9C$ 471
Thu 15/107:25 a.m. -
Nonstop5h 38m
Wed 21/106:00 a.m. -
Nonstop4h 40m
Deal found 16/9C$ 473

Find flight deals from Atlanta to Seattle

Round-trip from

C$ 394

One-way from

C$ 236

Popular in

July

Cheapest in

February

Average price

C$ 601

Good one-way deal

C$ 156 or less
Alaska Airlines
  • Alaska Airlines
  • 17/10-18/10
  • 1 total stop
  • 24h 21m total
  • Atlanta to Seattle
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Southwest
  • Southwest
  • 22/10-31/12
  • 1 total stop
  • 8h 00m total
  • Atlanta to Seattle
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Highest demand for flights based on searches. 17% potential increase in price (C$ 169 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 24 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Atlanta to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Mon 2/11

7:25 a.m.-10:03 a.m.

Nonstop5h 38m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 264

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Fri 30/10

7:25 a.m.-10:03 a.m.

Nonstop5h 38m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 264

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Thu 3/12

11:50 a.m.-6:35 p.m.

1 stop9h 45m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Mon 19/10

5:58 p.m.-11:26 p.m.

1 stop8h 28m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 278

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Mon 1/2

7:55 a.m.-5:05 p.m.

2 stops12h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 285

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Tue 15/12

10:01 a.m.-11:44 p.m.

3 stops16h 43m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 306
Quickest round-trip

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Wed 21/10

9:03 a.m.-11:28 a.m.

Nonstop5h 25m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 319

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Tue 20/10

9:03 a.m.-11:28 a.m.

Nonstop5h 25m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 320

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Mon 1/3

10:12 a.m.-11:21 p.m.

3 stops16h 09m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 341

AtlantaSeattle

ATL Atlanta Hartsfield-Jackson - SEA Seattle/Tacoma Intl

ATLSEA

Atlanta Hartsfield-Jackson

Wed 16/12

10:49 p.m.-3:15 p.m.

2 stops19h 26m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-3:00 a.m.

Nonstop0h 00m

C$ 347

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 24 resultsSorted by cheapest first
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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

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?

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 42 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 C$ 403). Flying from Atlanta to Seattle in July is currently the most expensive (average of C$ 740). 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?

One of the essential ways to save on airfare from Atlanta to Seattle is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 72% on airfare.

How much does it cost to fly round-trip from Atlanta to Seattle?

Airfare is below average for this route at the moment.

Atlanta to Seattle flights typically cost between C$ 450 and C$ 684 in October.
The cheapest round-trip price found within the last 5 days was C$ 394 on Alaska Airlines (17 Oct-18 Oct).

Related info for your journey

  • How popular is this Atlanta to Seattle flight route?

    This flight path from Atlanta Hartsfield-Jackson to Seattle/Tacoma Intl was viewed by 1 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?

    Airlines like Southwest and Alaska Airlines fly from Atlanta to Seattle in about 5h 34m. The time it takes to get you to your destination can typically vary by up to 4h 31m. There are 3502 km between Atlanta and Seattle. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Before booking your flight to Seattle from Atlanta, check out the most reliable airlines to get you to your destination on time: KLM (91%), Japan Airlines (89%), Qatar Airways( 88%).

  • 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 C$ 403). Flying from Atlanta to Seattle in July is currently the most expensive (average of C$ 740). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Mukilteo
Leavenworth
Tacoma
Renton
Cashmere
Lynnwood
Ellensburg
Tukwila
Marysville
Federal Way
Kirkland

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Cheapflights makes it easy to find Atlanta to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Atlanta.

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Cheapflights does show flights with no change fees to all users. To see these options for flights from Atlanta to Seattle, users can toggle the no change fees filter when performing a flight search.

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