Your next trip, last seen at €124
Southwest Airlines · 1 stop · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Airlines seen
- Allegiant Air, American Airlines, Breeze Airways, Delta Air Lines, Frontier Airlines, JetBlue +2 more
- Typical journey time
- 10h 44m
About this route
Explore the fares we observed from Knoxville to Salt Lake City. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,485 km
- Typical journey time
- 10h 44m
- Airlines seen
- Allegiant Air, American Airlines, Breeze Airways, Delta Air Lines, Frontier Airlines, JetBlue +2 more
- Seen on fares with a connection
- Allegiant Air, United Airlines, Frontier Airlines, American Airlines, Delta Air Lines, Southwest Airlines
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- McGhee Tyson Airport (TYS) → Knoxville, city gazetteer reference point (35.9606, -83.9207): ≈ 18 km.
- Salt Lake City International Airport (SLC) → Salt Lake City, city gazetteer reference point (40.7608, -111.8910): ≈ 8 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Knoxville to Salt Lake City: Allegiant Air, from €129 (checked 16 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Allegiant Air | €129Jan 24, 2027 | 47 |
| Frontier Airlines | €163Dec 11, 2026 | 6 |
| United Airlines | €239Nov 7, 2026 | 20 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much was a flight from Knoxville to Salt Lake City?
A fare of €309 was seen on 18 Sep 2026. Fares change, so search your dates for the current price.
Are there direct flights from Knoxville to Salt Lake City?
Our data holds no non-stop flight from Knoxville to Salt Lake City. The fares on this page include at least one stop.
Which airlines fly from Knoxville to Salt Lake City?
These are the carriers we have seen on the route: Allegiant Air, American Airlines, Breeze Airways, Delta Air Lines, Frontier Airlines, JetBlue +2 more.
How long does the flight from Knoxville to Salt Lake City take?
The average journey time across the 34 fares we observed is 19h 38m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Knoxville to Salt Lake City fares were non-stop?
None of the 34 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Knoxville to Salt Lake City?
Cheapest airline from Knoxville to Salt Lake City: Allegiant Air, from €129 (checked 16 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 16 Oct 2026