Washington, D.C. to Knoxville Flights on Allegiant from $46*
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Flights from Washington, D.C. to Knoxville
$
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
Deals from Washington, D.C. to Knoxville
$
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | Knoxville (TYS) | One-way / Economy | Departing: November 28 2026 | From $93 Seen: 1 day ago |
| Washington, D.C. (IAD) | Knoxville (TYS) | One-way / Economy | Departing: October 8 2026 | From $110 Seen: 18 hrs ago |
| Washington, D.C. (IAD) | Knoxville (TYS) | One-way / Economy | Departing: October 1 2026 | From $46 Seen: 49 minutes ago |
| Washington, D.C. (IAD) | Knoxville (TYS) | One-way / Economy | Departing: October 4 2026 | From $64 Seen: 49 minutes ago |
| Washington, D.C. (IAD) | Knoxville (TYS) | One-way / Economy | Departing: August 3 2026 | From $80 Seen: 19 minutes ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply.
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