Frontier AirlinesDepart14:23
Sun, Nov 8ONT → EAU
4h 22m · 1 stop
$293one way, per person
View deal
- Cheapest fare
- $293
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 4h 22m
Frontier Airlines · Sun, Nov 8
from $293
Usually 1+ stop
2,530 km
Get a price alert
We'll email you when Ontario → Eau Claire drops to your price. It's free, and you can stop any time.
Today's cheapest fare is $293. We'll send one email to confirm. See our privacy policy.
Cheapest month to fly from Ontario to Eau Claire
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.
Frontier AirlinesPlan the rest of your trip to Eau Claire
Where to stay, what to do and getting around, from our travel partners.
About flights from Ontario to Eau Claire
Ontario (ONT) and Eau Claire (EAU) are about 2,530 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 22m. Over the next few months, one-way fares start from $293, 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 Ontario to Eau Claire?
The cheapest one-way fare we've seen recently is $293 with Frontier Airlines, departing Sunday, November 8, 2026.
What is the cheapest month to fly from Ontario to Eau Claire?
November 2026 currently has the lowest fares, from $293 one way.
Are there direct flights from Ontario to Eau Claire?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Ontario to Eau Claire?
The quickest journey we've seen takes about 4h 22m. Ontario and Eau Claire are around 2,530 km apart.
Which airlines fly from Ontario to Eau Claire?
Recent fares on this route were with Frontier Airlines.
More cheap flights from Ontario
- Ontario to San Franciscofrom $24
- Ontario to Las Vegasfrom $52
- Ontario to Dallasfrom $104
- Ontario to Orlandofrom $114
- Ontario to Chicagofrom $103
- Ontario to Manilafrom $456
- Ontario to Lake Charlesfrom $504
- Ontario to Denverfrom $180
- Ontario to Seattlefrom $135
- Ontario to Cancunfrom $254
- Ontario to Phoenixfrom $57
- Ontario to New Orleansfrom $153