Cheap Flights from St. Louis to Portland starting at S$ 111
Book one-way or return flights from St. Louis to Portland from as little as S$ 111. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- STL17:5717h 16m1 stopPWM12:13Mon, May 27|St. Louis - Portland|Frontier AirlinesS$ 111S$ 43374% OFF74% OFFS$ 433S$ 111
- STL22:3620h 26m1 stopPWM20:02Wed, Jun 5|St. Louis - Portland|Frontier AirlinesS$ 115S$ 43373% OFF73% OFFS$ 433S$ 115
- STL21:2010h 49m1 stopPWM09:09Mon, Jun 3|St. Louis - Portland|Frontier AirlinesS$ 128S$ 43370% OFF70% OFFS$ 433S$ 128
- STL14:007h 44m1 stopPWM22:44Wed, May 29|St. Louis - Portland|American AirlinesS$ 205S$ 205
- STL21:2910h 33m1 stopPWM09:02Sat, May 25|St. Louis - Portland|Frontier AirlinesS$ 237S$ 237
- STL22:3611h 42m1 stopPWM11:18Fri, Jun 7|St. Louis - Portland|Frontier AirlinesS$ 258S$ 258
- STL19:4412h 25m1 stopPWM09:09Thu, Jun 27|St. Louis - Portland|Frontier AirlinesS$ 286S$ 286
- STL07:107h 23m1 stopPWM15:33Wed, Jun 5|St. Louis - Portland|American AirlinesS$ 298S$ 298
- STL18:4214h 27m1 stopPWM10:09Thu, May 30|St. Louis - Portland|Frontier AirlinesS$ 301S$ 301
- STL21:2910h 33m1 stopPWM09:02Sat, Jun 22|St. Louis - Portland|Frontier AirlinesS$ 347S$ 347
- STL13:003h 5mDirectPWM14:00Wed, May 29|St. Louis - Portland|Frontier 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 Portland.
- CheapestSTL17:5717h 16m1 transferPWM12:13St. Louis Lambert International Airport - Portland International JetportMon, May 27Frontier AirlinesS$ 111
- STL17:5717h 16m1 transferPWM12:13St. Louis Lambert International Airport - Portland International JetportMon, May 27Frontier AirlinesS$ 111Find More Flights
Frequently Asked Questions
How to find a cheap flight from St. Louis to Portland
Cheapest direct flight price | S$ 110 |
---|---|
Cheapest month | May |
Peak season for travel | January |
Flight distance | 1,750.83km |
Popular airline | Delta Air Lines |
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