Cheap Flights from Chattanooga to Seattle / Tacoma International

Compare Chattanooga to Seattle / Tacoma International flight deals

Find the cheapest month or even day of the year to fly to Seattle / Tacoma International

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Flight deals from Chattanooga to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best return flight from Chattanooga to Seattle / Tacoma International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chattanooga to Seattle / Tacoma International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chattanooga to Seattle / Tacoma International flights are currently cheapest in May.

Chattanooga to Seattle / Tacoma International: Alternative routes

Compare routes from Chattanooga to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

Chattanooga to Seattle: Flight information

The things to know before you go.
Cheapest flight foundR 3,177
Cheapest month to flyMay

Finding cheap flights from Chattanooga to Seattle / Tacoma International: Frequently asked questions

The best price we found for a return flight from Chattanooga to Seattle / Tacoma International is R 5,483. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Chattanooga to Seattle / Tacoma International. But we found flights with one or more stops from R 5,483.
As of July 2025, there are no flights flying from Chattanooga to Seattle / Tacoma International.
The cheapest month to fly from Chattanooga to Seattle / Tacoma International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chattanooga Airport to Seattle / Tacoma International Airport on Thursday, 21 August 2025.
No airlines currently offer direct flights between Chattanooga Airport and Seattle / Tacoma International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle / Tacoma International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Seattle / Tacoma International.

Travelling from Chattanooga Airport (CHA) to Seattle-Tacoma International Airport (SEA): what you need to know

  • Seattle is three hours behind Chattanooga and observes the UTC-7 timezone.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you'll have plenty of time to board your CHA to SEA flight.

  • Travelling during a peak month like June? Major public holidays and other popular seasons can lead to longer queues and delays at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Chattanooga Airport to Seattle-Tacoma International Airport, deselect 'Direct flights only.' Then, choose a flight with a stop long enough to explore the city of your choice. Worthwhile stopovers between CHA and SEA include:

    • Hartsfield-Jackson Atlanta International Airport

    • O'Hare International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Chattanooga Airport (CHA) to Seattle-Tacoma International Airport (SEA)

  • At the moment, R 3,177 is the lowest price we've found for a one-way Chattanooga Airport to Seattle-Tacoma International Airport flight. The best price for a return plane ticket is R 5,483. Keep in mind that fares could change due to availability at the time of booking.

  • To find cheap tickets from CHA to SEA, book ahead. Airlines tend to offer their most competitively priced fares when flights are first made available.

  • The 'Whole month' search tool shows you the cheapest flights from Chattanooga Airport to Seattle-Tacoma International Airport across the entire month. It's an easy way to snap up a bargain if your travel plans are flexible.

  • Never miss a deal on cheap flights from CHA to SEA by setting up a Price Alert. You'll receive an email or push notification on the app when a new low fare is offered.

  • Secure the right flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Chattanooga Airport to Seattle-Tacoma International Airport, use the 'Sort by' tool. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Chattanooga Airport (CHA)

  • When it comes to Chattanooga Airport's on-time performance, data shows 76.74% of flights stick to their scheduled arrival time.

  • Central Chattanooga to Chattanooga Airport is approximately 21 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Planning to catch public transport? Expect a journey time of around 1 hour 10 minutes.

  • Get your trip off to a hassle-free start by staying near CHA. Whether you have an early flight from Chattanooga Airport to Seattle-Tacoma International Airport or just don't like being rushed, these stays are the answer:

Arriving at Seattle-Tacoma International Airport (SEA)

Getting from Seattle-Tacoma International Airport (SEA) to central Seattle

  • Seattle-Tacoma International Airport is approximately 23 kilometres from central Seattle. The drive time takes around 20 minutes.

  • If you're using public transport, expect a journey of around 55 minutes.

When to fly to Seattle-Tacoma International Airport (SEA)

  • July is the busiest month for flights from Chattanooga Airport to Seattle-Tacoma International Airport. To escape the crowds, go to Seattle in May.

  • Lock in your flight from Chattanooga Airport to Seattle-Tacoma International Airport for August if you'd like to explore Seattle during its warmest month. Expect temperatures of between 12ºC (54ºF) and 28ºC (82ºF).

  • Search for cheap tickets from CHA to SEA in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -1ºC (30ºF) and 11ºC (52ºF) on average.

Explore more of United States

  • Seattle has plenty to offer, but there are so many other corners of United States you should also see. Around 241 kilometres south of Seattle, a visit to Portland will keep your itinerary busy. Start with leading attractions like Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

  • Spokane is another essential stop in United States and is around 370 kilometres east of Seattle. No trip is complete without seeing Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.