$99 Cheap Delta flights Chattanooga (CHA) to Seattle (SEA)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $197 from CHA to SEA. Affordable one-way options from $99 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Seattle are usually more affordable in the quieter months of January and February. Whether you’re after a one-way or a return ticket, you could land a better deal then.

Start searching one to three months ahead of your travel date to find cheaper fares on Delta Air Lines flights from Chattanooga Metropolitan Airport (CHA) to Seattle - Tacoma Intl. Airport (SEA). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Enter your dates, press search and check the “Nonstop” filter on Expedia to find any direct flights from CHA to SEA with Delta Air Lines or another airline.

Sort your results by “Morning” and “Early Morning” to find the earliest flights from CHA to SEA. Heading off early means you’re 20% less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Seattle - Tacoma Intl. Airport (SEA) is the main Seattle hub for Delta Air Lines flights from Chattanooga Metropolitan Airport (CHA).

With an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a favorite for many passengers heading from CHA to SEA. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of booking, but your airline may add a charge after that. For more details about modifying your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without being charged, apply the “Changes included” or “No cancel fee” filter when organizing your next trip.