Frontier AirlinesDepart19:48
Sat, Nov 14SEA → LSE
7h 27m · 2 stops
$259one way, per person
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- Cheapest fare
- $259
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 7h 27m
Frontier Airlines · Sat, Nov 14
from $259
Usually 1+ stop
2,430 km
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Cheapest month to fly from Seattle 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.
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About flights from Seattle to La Crosse
Seattle (SEA) and La Crosse (LSE) are about 2,430 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 7h 27m. Over the next few months, one-way fares start from $259, 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 Seattle to La Crosse?
The cheapest one-way fare we've seen recently is $259 with Frontier Airlines, departing Saturday, November 14, 2026.
What is the cheapest month to fly from Seattle to La Crosse?
November 2026 currently has the lowest fares, from $259 one way.
Are there direct flights from Seattle to La Crosse?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Seattle to La Crosse?
The quickest journey we've seen takes about 7h 27m. Seattle and La Crosse are around 2,430 km apart.
Which airlines fly from Seattle to La Crosse?
Recent fares on this route were with Frontier Airlines.
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