Knoxville to Philadelphia Flights on Allegiant from $94*
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Flights from Knoxville to Philadelphia
*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 Knoxville to Philadelphia
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Knoxville (TYS) | Philadelphia (PHL) | One-way / Economy | Departing: May 21 2026 | From $94 Seen: 9 hrs ago |
| Knoxville (TYS) | Philadelphia (PHL) | One-way / Economy | Departing: August 16 2026 | From $94 Seen: 9 hrs ago |
| Knoxville (TYS) | Philadelphia (PHL) | One-way / Economy | Departing: August 13 2026 | From $112 Seen: 9 hrs 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.
To explore other Allegiant destinations, visit our route map. To earn 3X points on Allegiant purchases, learn more about our Allways Rewards Visa® card.
