$139 Cheap American Airlines flights Washington (DCA) to Oklahoma City (OKC)

Landing cheap one-way American Airlines flights from DCA to OKC from $139 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $277 for your next exciting getaway.**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 departure date to score cheap fares on American Airlines flights from Ronald Reagan Washington National Airport (DCA) to Will Rogers World Airport (OKC). You can save 25% by booking your domestic flight 34 to 86 days in advance versus 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 your timing spot on, and you can enjoy significant savings on domestic flights.*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.

Taking off from DCA at 8:19AM UTC-5, the earliest American Airlines flight to OKC lands at 11:15AM UTC-6. Flying early means you'll be less likely to experience delays.* Prefer to travel later? The last American Airlines flight from DCA to OKC departs at 1:59PM UTC-5 and touches down at 4:42PM UTC-6.*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.