Security at STL is straightforward, averaging 5-10 minutes off-peak. Check real-time wait times online before heading to the airport.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $145 (Expedia) |
One-way from | $68 (Kiwi.com) |
Popular in | January |
Cheapest in | September |
Average price | $438 |
Good round-trip deal | $315 or less |
Good one-way deal | $107 or less |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Wed 1/21
8:22 pm-7:34 am
1 stop10h 12m
Cleveland Hopkins Intl
Wed 1/28
6:00 pm-11:33 pm
1 stop6h 33m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Thu 1/8
3:43 pm-11:13 pm
1 stop6h 30m
Cleveland Hopkins Intl
Sat 1/10
4:53 pm-10:33 pm
1 stop6h 40m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Thu 1/8
3:43 pm-11:13 pm
1 stop6h 30m
Cleveland Hopkins Intl
Sat 1/10
7:35 am-10:33 pm
2 stops15h 58m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Thu 1/22
5:42 pm-10:43 am
1 stop16h 01m
Cleveland Hopkins Intl
Sun 1/25
8:48 pm-6:51 am
1 stop11h 03m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Tue 1/6
7:00 am-1:18 pm
1 stop5h 18m
Cleveland Hopkins Intl
Tue 1/6
5:53 pm-9:13 pm
1 stop4h 20m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Tue 1/6
8:15 am-10:45 am
Nonstop1h 30m
Cleveland Hopkins Intl
Tue 1/6
6:50 pm-9:55 pm
1 stop4h 05m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Sat 12/20
10:10 pm-6:10 am
1 stop31h 00m
Cleveland Hopkins Intl
Mon 12/22
8:48 am-10:33 pm
1 stop14h 45m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Thu 1/22
5:42 pm-12:43 am
1 stop6h 01m
Cleveland Hopkins Intl
Mon 1/26
9:15 am-8:50 pm
1 stop12h 35m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Thu 1/22
8:15 am-10:45 am
Nonstop1h 30m
Cleveland Hopkins Intl
Mon 1/26
8:40 am-9:35 am
Nonstop1h 55m
St. LouisCleveland
STL - CLE
STLCLE
Lambert-St Louis
Tue 1/13
5:11 pm-5:07 pm
1 stop22h 56m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Currently, June is the cheapest month in which you can book a flight from St. Louis to Cleveland (average of $48). Flying from St. Louis to Cleveland in December is currently the most expensive (average of $235). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from St. Louis to Cleveland is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 21% on airfare.
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Food
Entertainment
Crew
Comfort
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$116 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$168 | Average$231 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$186 | Average$504 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$215 | Average$312 | FlexibilityNo cancel fee | On-time63% |