Cheap Flights from St. Louis to Helena starting at S$ 284
Book one-way or return flights from St. Louis to Helena from as little as S$ 284. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- STL07:008h 16m1 stopHLN14:16Sat, May 4|St. Louis - Helena|Alaska AirlinesS$ 284S$ 48942% OFF42% OFFS$ 489S$ 284
- STL20:0418h 22m1 stopHLN13:26Sat, May 4|St. Louis - Helena|Frontier AirlinesS$ 344S$ 48930% OFF30% OFFS$ 489S$ 344
- STL16:515h 20m1 stopHLN21:11Sat, May 4|St. Louis - Helena|United AirlinesS$ 351S$ 48928% OFF28% OFFS$ 489S$ 351
- STL07:206h 10m1 stopHLN12:30Sat, May 4|St. Louis - Helena|Delta Air LinesS$ 377S$ 377
- STL13:003h 5mDirectHLN14:00Fri, May 3|St. Louis - Helena|Alaska AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Helena.
- CheapestSTL07:008h 16m1 transferHLN14:16St. Louis Lambert International Airport - Helena Regional AirportSat, May 4Alaska AirlinesS$ 284
- STL07:008h 16m1 transferHLN14:16St. Louis Lambert International Airport - Helena Regional AirportSat, May 4Alaska AirlinesS$ 284Find More Flights
Frequently Asked Questions
How to find a cheap flight from St. Louis to Helena
Cheapest direct flight price | S$ 284 |
---|---|
Cheapest month | May |
Peak season for travel | January |
Flight distance | 1,983.91km |
Popular airline | Alaska Airlines |
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