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Cheap Flights from Washington D.C. to Knoxville starting at S$ 124

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Washington D.C. to Knoxville

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Washington D.C. to Knoxville

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

American Airlines
From S$ 124
Delta Air Lines
From S$ 134
United Airlines
From S$ 158
Frontier Airlines
From S$ 358
Southwest Airlines
From S$ 452
Alaska Airlines
From S$ 1,240
ANA airlines

Find more flights and airlines

Alternative Routes from Washington D.C. to Knoxville

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Washington D.C. to Knoxville.

  • Cheapest
    American Airlines
    DCA
    08:45
    2h 1m
    Direct
    TYS
    10:46
    Ronald Reagan Washington National Airport - Mcghee Tyson Airport
    Wed, May 8American Airlines
    S$ 124
  • American Airlines
    IAD
    17:52
    5h 51m
    1 transfer
    TYS
    23:43
    Dulles International Airport - Mcghee Tyson Airport
    Sat, Mar 30American Airlines
    S$ 139
  • American Airlines
    IAD
    17:52
    5h 51m
    1 transfer
    TYS
    23:43
    Dulles International Airport - Mcghee Tyson Airport
    Sat, Mar 30American Airlines
    S$ 139
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Washington D.C. (WAS) to Knoxville (TYS) the cheapest?

    Airlines adjust prices for flights from Washington D.C. to Knoxville based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Washington D.C. (WAS) to Knoxville (TYS) cost?

    According to Trip.com's data, the lowest price is around S$ 545.
  • How long is a flight from Washington D.C. (WAS) to Knoxville (TYS)?

    It takes about 1 hour 41 minutes to fly from Washington D.C. (WAS) to Knoxville (TYS).
  • What are the most popular airlines that fly from Washington D.C. (WAS) to Knoxville (TYS)?

    Airlines with flights from Washington D.C. (WAS) to Knoxville (TYS): Avianca, Air Canada, Brussels Airlines, Copa Airlines, Ethiopian Airlines, Lufthansa, United Airlines, American Airlines and Alaska Airlines.
  • What's the most popular airline for direct flights from Washington D.C. (WAS) to Knoxville (TYS)?

    American Airlines operates 1 direct flights from Washington D.C. (WAS) to Knoxville (TYS).
  • How many airports in Knoxville?

    There are 1 airports near Knoxville: Mcghee Tyson Airport.

Find cheapest flight ticket from Washington D.C. to Knoxville

Cheapest direct flight price

S$ 123

Cheapest return ticket price

S$ 251

Cheapest month

January

Peak season for travel

September