Frontier AirlinesDepart13:12
Mon, Nov 9CLE → STL
5h 14m · 1 stop
$175one way, per person
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- Cheapest fare
- $175
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 5h 14m
Frontier Airlines · Mon, Nov 9
from $175
Usually 1+ stop
790 km
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Cheapest month to fly from Cleveland to St Louis
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 Cleveland to St Louis
Cleveland (CLE) and St Louis (STL) are about 790 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 5h 14m. Over the next few months, one-way fares start from $175, 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 Cleveland to St Louis?
The cheapest one-way fare we've seen recently is $175 with Frontier Airlines, departing Monday, November 9, 2026.
What is the cheapest month to fly from Cleveland to St Louis?
November 2026 currently has the lowest fares, from $175 one way.
Are there direct flights from Cleveland to St Louis?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Cleveland to St Louis?
The quickest journey we've seen takes about 5h 14m. Cleveland and St Louis are around 790 km apart.
Which airlines fly from Cleveland to St Louis?
Recent fares on this route were with Frontier Airlines.
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