Allegiant AirDepart13:17
Fri, Nov 13TYS → LSE
8h 31m · 3 stops
$230one way, per person
View deal
- Cheapest fare
- $230
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 8h 31m
Allegiant Air · Fri, Nov 13
from $230
Usually 1+ stop
1,070 km
Get a price alert
We'll email you when Knoxville → La Crosse drops to your price. It's free, and you can stop any time.
Today's cheapest fare is $230. We'll send one email to confirm. See our privacy policy.
Cheapest month to fly from Knoxville to La Crosse
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
Allegiant AirPlan the rest of your trip to La Crosse
Where to stay, what to do and getting around, from our travel partners.
About flights from Knoxville to La Crosse
Knoxville (TYS) and La Crosse (LSE) are about 1,070 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 8h 31m. Over the next few months, one-way fares start from $230, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Knoxville to La Crosse?
The cheapest one-way fare we've seen recently is $230 with Allegiant Air, departing Friday, November 13, 2026.
What is the cheapest month to fly from Knoxville to La Crosse?
November 2026 currently has the lowest fares, from $230 one way.
Are there direct flights from Knoxville to La Crosse?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Knoxville to La Crosse?
The quickest journey we've seen takes about 8h 31m. Knoxville and La Crosse are around 1,070 km apart.
Which airlines fly from Knoxville to La Crosse?
Recent fares on this route were with Allegiant Air.
More cheap flights from Knoxville
- Knoxville to Dallasfrom $161
- Knoxville to Washingtonfrom $32
- Knoxville to Bostonfrom $124
- Knoxville to Grand Rapidsfrom $149
- Knoxville to Guatemala Cityfrom $282
- Knoxville to Denverfrom $130
- Knoxville to New Yorkfrom $139
- Knoxville to Detroitfrom $220
- Knoxville to Los Angelesfrom $399
- Knoxville to Chicagofrom $71
- Knoxville to Tampafrom $78
- Knoxville to Raleighfrom $97