$90 Cheap American Airlines flights Knoxville (TYS) to Washington (DCA)

Scoring cheap one-way American Airlines flights from TYS to DCA from $90 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $189 for your next break.**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.

Begin your search one to three months ahead of your travel date to find cheap fares on American Airlines flights from McGhee Tyson Airport (TYS) to Ronald Reagan Washington National Airport (DCA). 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 reduce 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 the timing right, and you can enjoy significant savings on domestic trips.*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.

The earliest flight from TYS to DCA with American Airlines departs at 6:00AM UTC-5. You'll touch down at 7:41AM UTC-5. The last American Airlines flight of the day leaves at 7:17PM UTC-5 and arrives at 8:59PM UTC-5. With around 20% fewer cancellations for early and mid-morning flights, heading out early is generally the wisest option.**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.