Allegiant AirDepart11:40
Fri, Nov 13FSD → EUG
5h 31m · 1 stop
$397one way, per person
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- Cheapest fare
- $397
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 4h 51m
Allegiant Air · Fri, Nov 13
from $397
Usually 1+ stop
2,110 km
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Cheapest month to fly from Sioux Falls to Eugene
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 Air
United AirlinesDepart09:32
Thu, Nov 12FSD → EUG
4h 51m · 1 stop
$451one way, per person
View deal
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About flights from Sioux Falls to Eugene
Sioux Falls (FSD) and Eugene (EUG) are about 2,110 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 4h 51m. Over the next few months, one-way fares start from $397, 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 Sioux Falls to Eugene?
The cheapest one-way fare we've seen recently is $397 with Allegiant Air, departing Friday, November 13, 2026.
What is the cheapest month to fly from Sioux Falls to Eugene?
November 2026 currently has the lowest fares, from $397 one way.
Are there direct flights from Sioux Falls to Eugene?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Sioux Falls to Eugene?
The quickest journey we've seen takes about 4h 51m. Sioux Falls and Eugene are around 2,110 km apart.
Which airlines fly from Sioux Falls to Eugene?
Recent fares on this route were with Allegiant Air and United Airlines.
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