£117 Cheap Flights from Atlanta (ATL) to Seattle (SEA)

View £117 flight on Tue, 3 Nov 2026Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Atlanta (ATL) to Seattle (SEA)

Prices were available within the past 7 days and start at £117 for one-way flights and £271 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, 15 May - Sat, 23 May
ATL
Atlanta
SEA
Seattle
£271 Return, found 3 days ago
£271
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 15 May from Atlanta to Seattle, returning Sat, 23 May, priced at £271 found 3 days ago
Alaska Airlines
Sat, 12 Sept - Wed, 16 Sept
ATL
Atlanta
SEA
Seattle
£275 Return, found 16 hours ago
£275
Return
found 16 hours ago
Select Alaska Airlines flight, departing Sat, 12 Sept from Atlanta to Seattle, returning Wed, 16 Sept, priced at £275 found 16 hours ago
Alaska Airlines
Fri, 5 Jun - Tue, 9 Jun
ATL
Atlanta
SEA
Seattle
£294 Return, found 4 days ago
£294
Return
found 4 days ago
Select Alaska Airlines flight, departing Fri, 5 Jun from Atlanta to Seattle, returning Tue, 9 Jun, priced at £294 found 4 days ago
Alaska Airlines
Fri, 15 May - Sat, 23 May
ATL
Atlanta
SEA
Seattle
£295 Return, found 3 days ago
£295
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 15 May from Atlanta to Seattle, returning Sat, 23 May, priced at £295 found 3 days ago
Alaska Airlines
Sat, 12 Sept - Wed, 16 Sept
ATL
Atlanta
SEA
Seattle
£302 Return, found 16 hours ago
£302
Return
found 16 hours ago
Select Alaska Airlines flight, departing Sat, 12 Sept from Atlanta to Seattle, returning Wed, 16 Sept, priced at £302 found 16 hours ago
Alaska Airlines
Tue, 3 Nov - Sat, 7 Nov
ATL
Atlanta
SEA
Seattle
£303 Return, found 5 days ago
£303
Return
found 5 days ago
Select Alaska Airlines flight, departing Tue, 3 Nov from Atlanta to Seattle, returning Sat, 7 Nov, priced at £303 found 5 days ago
JetBlue Airways
Sat, 12 Sept - Wed, 16 Sept
ATL
Atlanta
SEA
Seattle
£362 Return, found 16 hours ago
£362
Return
found 16 hours ago
Select JetBlue Airways flight, departing Sat, 12 Sept from Atlanta to Seattle, returning Wed, 16 Sept, priced at £362 found 16 hours ago
American Airlines
Mon, 12 Oct - Fri, 16 Oct
ATL
Atlanta
SEA
Seattle
£434 Return, found 3 days ago
£434
Return
found 3 days ago
Select American Airlines flight, departing Mon, 12 Oct from Atlanta to Seattle, returning Fri, 16 Oct, priced at £434 found 3 days ago
Delta
Mon, 12 Oct - Fri, 16 Oct
ATL
Atlanta
SEA
Seattle
£486 Return, found 3 days ago
£486
Return
found 3 days ago
Select Delta flight, departing Mon, 12 Oct from Atlanta to Seattle, returning Fri, 16 Oct, priced at £486 found 3 days ago
United
Mon, 12 Oct - Fri, 16 Oct
ATL
Atlanta
SEA
Seattle
£571 Return, found 3 days ago
£571
Return
found 3 days ago
Select United flight, departing Mon, 12 Oct from Atlanta to Seattle, returning Fri, 16 Oct, priced at £571 found 3 days ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from £442
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from £442

Find the cheapest month to fly from Atlanta (ATL) to Seattle (SEA)

May is typically the cheapest month to fly

From £121 - £190 per traveller.

Frequently asked questions

How much is a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey from ATL to Seattle - Tacoma Intl. Airport (SEA) was £271. Fares this good don't stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Hartsfield–Jackson Atlanta International Airport to Seattle - Tacoma Intl. Airport (SEA)?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from ATL to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ATL to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Hartsfield–Jackson Atlanta International Airport to SEA?
The flight distance from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA) is 3,500 kilometres. Bring a drink, a snack and a good movie. Keep yourself occupied and the hours will fly by.
Which airlines fly direct from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA)?
Many travellers like to fly with Delta Air Lines (DL) from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Seattle - Tacoma Intl. Airport (SEA). This leading airline offers 182 flights monthly, so you can pick a flight time that works for you. Alaska Airlines (AS) is another option. It operates 56 flights every month. Between these two airlines, you'll be able to find a good deal from College Park to SeaTac.
Are ATL to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so it's no sure thing. While last-minute deals between Hartsfield-Jackson Atlanta Intl. Airport (ATL) and SEA are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines publicize their prices up to a year ahead of the departure date. Expedia is constantly updating the biggest bargains around, so check back often and be ready to grab your seat when prices drop.

Frequently asked questions

How much does a flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
One-way flights typically cost between £237 and £1,244 and return flights often range between £816 and £2,418. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
January is typically the cheapest month to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with average return fares of approximately £483. This is about 15% lower than the average price throughout the year. January sees lower prices because it falls after the busy holiday travel season, when demand drops and airlines often offer more competitive fares. Other cheap months to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) include February and March.
Which airlines fly direct from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter ATL to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, UA typically offers the lowest fares. DL offers the most daily flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
When looking for the best time to fly from Hartsfield-Jackson Atlanta International Airport (ATL) to Seattle - Tacoma International Airport (SEA), it's a balance between price and popularity. Historically, January and February are the cheapest months to fly, with average prices around £483 for a return flight. However, the most popular months for this route are December and May, which means you'll find plenty of flight options and schedules to choose from during those times. If you're prioritizing savings, aim for early in the year, but if you want more flexibility and a wider selection of flights, consider May or December.
How many flights per day from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 8 nonstop flights per day from Hartsfield-Jackson Atlanta Intl. (ATL) to Seattle - Tacoma Intl. (SEA). For even more choice, look at flights that include layovers, as there are around 193 connecting flights per day. Some common connection points include Dallas-Fort Worth Intl. (DFW), O'Hare Intl. (ORD), and Denver Intl. (DEN).
What is the earliest flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Hartsfield-Jackson Atlanta Intl. (ATL) to Seattle - Tacoma Intl. (SEA) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is a seasonal service active in April, May, and June. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Hartsfield-Jackson Atlanta Intl. (ATL) to Seattle - Tacoma Intl. (SEA) on a Thursday, with around 100 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Delta Air Lines, American Airlines, and United Airlines. Thursdays offer notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Hartsfield-Jackson Atlanta Intl. (ATL) to Seattle - Tacoma Intl. (SEA) are in the morning, from 6am to 9am. About 30% of passengers prefer this time. Many major carriers, including Alaska Airlines, American Airlines and Delta Air Lines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive at your destination with plenty of time left in the day.
How long does it take to fly from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Flying nonstop from ATL to SEA takes around 5 hours 30 minutes, with the route covering approximately 2,177 miles. Flights with a layover typically take 4 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for ATL to SEA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Hartsfield-Jackson Atlanta Intl. (ATL)?
If you're planning to travel to Seattle from Hartsfield-Jackson Atlanta Intl. (ATL), you can fly directly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), Love Field (DAL) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£271
Distance
3482 km
Average flight time
2 hours 32 mins

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