Find cheap flights to St. Louis from $112
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Weather in St. Louis
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 3°C | -3°C |
| February | 6°C | -2°C |
| March | 13°C | 3°C |
| April | 18°C | 8°C |
| May | 24°C | 14°C |
| June | 29°C | 19°C |
| July | 31°C | 21°C |
| August | 30°C | 20°C |
| September | 27°C | 16°C |
| October | 20°C | 10°C |
| November | 12°C | 3°C |
| December | 7°C | 0°C |
14 day forecast
Cheapest month to fly to St. Louis
Explore price trends for trips to St. Louis
Showing prices in USD
| Annual Avg. Price | 298 USD |
| November 2025 | 45 USD |
| December 2025 | 39 USD |
| January 2026 | 39 USD |
| February 2026 | 39 USD |
| March 2026 | 98 USD |
| April 2026 | 120 USD |
| May 2026 | 179 USD |
| June 2026 | 157 USD |
| July 2026 | 269 USD |
| August 2026 | 219 USD |
| September 2026 | 157 USD |
| October 2026 | 2215 USD |
Direct flights to St. Louis
Find direct flights from anywhere to St. Louis
Airlines flying to St. Louis
Best airlines flying to St. Louis
- Ethiopian Airlines
- Ryanair
- ASKY Airlines
- Air Algerie
- Copa Airlines
- Turkish Airlines
- Air Transat
- Cathay Pacific
- American Airlines
- Transavia
- Royal Jordanian
- Swiss International Air Lines
- Neos Air
- Egyptair
- Alaska Airlines
- Hong Kong Airlines
- Singapore Airlines
- China Airlines
- Asiana Airlines
- Tunisair
