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Latest Flight Deals from St. Louis to Portland
Book one-way or return flights from St. Louis to Portland from as little as NZD 139. Choose from the popular airlines below and book your flight today!
- One way
- Round-trip
- STL21:1113h 59m1 stopPWM12:10Mon, May 6|St. Louis - Portland|Frontier AirlinesNZD 139NZD 51373% OFF73% OFFNZD 513NZD 139
- STL21:5313h 7m1 stopPWM12:00Wed, May 8|St. Louis - Portland|Frontier AirlinesNZD 190NZD 51363% OFF63% OFFNZD 513NZD 190
- STL16:3714h 59m1 stopPWM08:36Sat, May 11|St. Louis - Portland|Frontier AirlinesNZD 217NZD 51357% OFF57% OFFNZD 513NZD 217
- STL22:0421h 18m1 stopPWM20:22Mon, May 20|St. Louis - Portland|Frontier AirlinesNZD 222NZD 222
- STL19:1613h 53m1 stopPWM10:09Sun, May 5|St. Louis - Portland|Frontier AirlinesNZD 262NZD 262
- STL19:3013h 39m1 stopPWM10:09Sun, May 5|St. Louis - Portland|Spirit AirlinesNZD 270NZD 270
- STL15:3616h1 stopPWM08:36Sat, May 4|St. Louis - Portland|Frontier AirlinesNZD 288NZD 288
- STL17:2514h 44m1 stopPWM09:09Sat, May 18|St. Louis - Portland|Frontier AirlinesNZD 295NZD 295
- STL21:2910h 33m1 stopPWM09:02Sat, May 25|St. Louis - Portland|Frontier AirlinesNZD 298NZD 298
- STL21:2010h 42m1 stopPWM09:02Wed, Jun 5|St. Louis - Portland|Frontier AirlinesNZD 370NZD 370
- STL13:003h 5mDirectPWM14:00Wed, May 8|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.
Searching for the best last minute flight from St. Louis to Portland? Find one-way or return flights that are affordable and fit your itinerary.
Trip.com monitors the ticket fares of flights from St. Louis to Portland. Stay updated on price trends and snag the best deals for your upcoming trip.
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Airlines Flying from St. Louis to Portland
View airlines operating flights from St. Louis to Portland. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Frontier Airlines
From NZD 139
Spirit Airlines
From NZD 270
Delta Air Lines
From NZD 441
American Airlines
From NZD 445
United Airlines
From NZD 476
Southern Airways Express
From NZD 516
Sun Country Airlines
From NZD 861
ANA airlines
Find more flights and airlines
Alternative Routes from St. Louis to Portland
Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Portland.
- CheapestSTL21:1113h 59m1 transferPWM12:10St. Louis Lambert International Airport - Portland International JetportMon, May 6Frontier AirlinesNZD 139
- STL21:1113h 59m1 transferPWM12:10St. Louis Lambert International Airport - Portland International JetportMon, May 6Frontier AirlinesNZD 139Find More Flights
How do I find the cheapest flights?
How to find a cheap flight from St. Louis to Portland
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Portland. Book your flights at the right time and save more.
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
Compare Flight Prices
Compare prices on travel agency and airline websites.
Look Out for Deals
Check airline and travel agency websites for latest flight deals
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
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Flight Information from St. Louis to Portland
Cheapest nonstop flight price | NZD 139 |
---|---|
Off-season for travel | November |
Peak season for travel | January |
Flight distance | 1,750.83km |
Popular airline | American Airlines |
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