$239 Cheap Flights from Chattanooga (CHA) to Seattle (SEA)

View $239 flight on Sat, Aug 1, 2026Opens in a new window

Popular airlines from Chattanooga Metropolitan Airport (CHA) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Chattanooga to Seattle (CHA-SEA)

Prices were available within the past 7 days and start at $239 for one-way flights and $295 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 28 - Tue, Aug 4
CHA
Chattanooga
SEA
Seattle
$295 Roundtrip, found 13 hours ago
$295
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Tue, Jul 28 from Chattanooga to Seattle, returning Tue, Aug 4, priced at $295 found 13 hours ago
Delta
Wed, Oct 21 - Tue, Oct 27
CHA
Chattanooga
SEA
Seattle
$295 Roundtrip, found 20 hours ago
$295
Roundtrip
found 20 hours ago
Select Delta flight, departing Wed, Oct 21 from Chattanooga to Seattle, returning Tue, Oct 27, priced at $295 found 20 hours ago
United
Wed, Oct 21 - Tue, Oct 27
CHA
Chattanooga
SEA
Seattle
$295 Roundtrip, found 20 hours ago
$295
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Oct 21 from Chattanooga to Seattle, returning Tue, Oct 27, priced at $295 found 20 hours ago
United
Sat, Aug 22 - Sat, Aug 29
CHA
Chattanooga
SEA
Seattle
$312 Roundtrip, found 6 days ago
$312
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 22 from Chattanooga to Seattle, returning Sat, Aug 29, priced at $312 found 6 days ago
American Airlines
Wed, Jun 3 - Wed, Jun 10
CHA
Chattanooga
SEA
Seattle
$315 Roundtrip, found 6 hours ago
$315
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Wed, Jun 3 from Chattanooga to Seattle, returning Wed, Jun 10, priced at $315 found 6 hours ago
United
Wed, Oct 21 - Tue, Oct 27
CHA
Chattanooga
SEA
Seattle
$315 Roundtrip, found 20 hours ago
$315
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Oct 21 from Chattanooga to Seattle, returning Tue, Oct 27, priced at $315 found 20 hours ago
United
Sat, Aug 22 - Sat, Aug 29
CHA
Chattanooga
SEA
Seattle
$317 Roundtrip, found 6 days ago
$317
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 22 from Chattanooga to Seattle, returning Sat, Aug 29, priced at $317 found 6 days ago
American Airlines
Wed, Oct 7 - Tue, Oct 13
CHA
Chattanooga
SEA
Seattle
$321 Roundtrip, found 11 hours ago
$321
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Wed, Oct 7 from Chattanooga to Seattle, returning Tue, Oct 13, priced at $321 found 11 hours ago
United
Tue, Dec 22 - Wed, Dec 30
CHA
Chattanooga
SEA
Seattle
$323 Roundtrip, found 17 hours ago
$323
Roundtrip
found 17 hours ago
Select United flight, departing Tue, Dec 22 from Chattanooga to Seattle, returning Wed, Dec 30, priced at $323 found 17 hours ago
United
Sat, Aug 22 - Sat, Aug 29
CHA
Chattanooga
SEA
Seattle
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 22 from Chattanooga to Seattle, returning Sat, Aug 29, priced at $329 found 6 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 center is 20 minutes. Flights from $497
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $497

Frequently asked questions

How much does a flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights and cheap return flights from $295 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights typically cost between $223 and $939, and return flights often range between $453 and $1527. 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 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
April is typically the cheapest month to fly from Chattanooga to Seattle, with average return fares around $338. This is about 30% lower than the average price throughout the year, as April often sees a drop in travel demand after the spring break season. Other cheap months to fly from Chattanooga to Seattle include January and February.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter CHA to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
American Airlines is one of the cheapest airlines offering connecting flights from Chattanooga (CHA) to Seattle (SEA), starting from around $348. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) 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 time to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The ideal months to fly from Chattanooga, TN (CHA) to Seattle, WA (SEA) are April and February. In April, you can find return flights for about $338, making it a great value, while February is also popular, providing a good mix of affordability and flight options.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Chattanooga Metropolitan (CHA) to Seattle - Tacoma International (SEA) typically departs at around 5:00 AM, operated by American Airlines. This is a seasonal service active in February and March, allowing you to start your day early and maximize your time in Seattle. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Chattanooga Metropolitan Airport (CHA) to Seattle - Tacoma International Airport (SEA) are in the early morning, from 6am to 9am. About 31% of passengers prefer this time window. Many major carriers, including American Airlines and United Airlines, offer flights during this window. This timing is favored as it allows travelers to arrive in Seattle with a full day ahead of them.
How long does it take to fly from Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Flying from CHA to SEA with a connection usually takes about 8 hours, traveling roughly 2,085 miles. 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 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You can fly first class between CHA and SEA. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How do I earn miles on a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Chattanooga, TN (CHA-Chattanooga Metropolitan) 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 Chattanooga Metropolitan (CHA)?
From Chattanooga Metropolitan (CHA), you can fly into Seattle - Tacoma Intl. (SEA) to reach Seattle. Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Dallas-Fort Worth Intl. (DFW) 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 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Chattanooga, TN (CHA-Chattanooga Metropolitan) 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 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle Vacation Packages 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 Chattanooga, TN (CHA-Chattanooga Metropolitan) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Chattanooga, TN (CHA-Chattanooga Metropolitan) 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
Chattanooga Metropolitan
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$294
Distance
2084 mi

Book with confidence

Chattanooga to Seattle Flights

The cheapest times to fly from Chattanooga to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chattanooga to Seattle are during the month of July. You can find some of the cheapest flights from Chattanooga to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chattanooga to Seattle

Sunday is one of the best days to book for cheap flights from Chattanooga to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chattanooga to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chattanooga to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $239 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chattanooga to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chattanooga to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chattanooga to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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