Photo by Ricky Wolfe

Popular airlines to Knoxville
- Delta
Delta
- American Airlines
American Airlines
- United
United
- Frontier Airlines
Frontier Airlines
- Southwest Airlines
Southwest Airlines
- Spirit Airlines
Spirit Airlines
- Alaska Airlines
Alaska Airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
How much is the cheapest flight to Knoxville?
Prices were available within the past 7 days and start at NT$6,685 for one-way flights and NT$16,078 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Feb 7 - Thu, Feb 12
IAH
Houston
IAD
Washington
NT$16,078 Roundtrip, found 10 hours ago
NT$16,078
Roundtrip
found 10 hours ago

Sat, Feb 7 - Thu, Feb 12
IAH
Houston
IAD
Washington
NT$17,029 Roundtrip, found 10 hours ago
NT$17,029
Roundtrip
found 10 hours ago

Sat, Feb 7 - Thu, Feb 12
IAH
Houston
IAD
Washington
NT$17,651 Roundtrip, found 10 hours ago
NT$17,651
Roundtrip
found 10 hours ago

Thu, Feb 26 - Sat, Mar 7
TSA
Taipei
IAD
Washington
NT$26,139 Roundtrip, found 5 days ago
NT$26,139
Roundtrip
found 5 days ago

Thu, Mar 12 - Tue, Mar 31
TPE
Taipei
IAD
Washington
NT$33,800 Roundtrip, found 7 hours ago
NT$33,800
Roundtrip
found 7 hours ago
Frequently asked questions
Destination airport | Washington Dulles Intl. |
|---|---|
Destination airport IATA code | IAD |
Destination city name | Washington |
Roundtrip price | NT$16,078 |
Trending flights to Knoxville
Prices were available within the past 7 days and start at NT$6,685 for one-way flights and NT$16,078 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Apr 21 - Wed, Apr 22
TPE
Taipei
IAD
Washington
NT$18,370 Roundtrip, found 7 hours ago
NT$18,370
Roundtrip
found 7 hours ago
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