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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 €76. 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 Airlines€76€25570% OFF70% OFF€255€76
- STL21:2010h 49m1 stopPWM09:09Mon, Jun 3|St. Louis - Portland|Frontier Airlines€88€25566% OFF66% OFF€255€88
- STL22:0421h 18m1 stopPWM20:22Mon, May 20|St. Louis - Portland|Frontier Airlines€121€25553% OFF53% OFF€255€121
- STL21:2910h 33m1 stopPWM09:02Sat, May 25|St. Louis - Portland|Frontier Airlines€162€162
- STL22:3611h 42m1 stopPWM11:18Fri, Jun 7|St. Louis - Portland|Frontier Airlines€177€177
- STL19:4412h 25m1 stopPWM09:09Thu, Jun 27|St. Louis - Portland|Frontier Airlines€196€196
- STL21:2010h 42m1 stopPWM09:02Wed, Jun 5|St. Louis - Portland|Frontier Airlines€202€202
- STL18:4214h 27m1 stopPWM10:09Thu, May 30|St. Louis - Portland|Frontier Airlines€206€206
- STL09:5110h 31m1 stopPWM21:22Tue, May 21|St. Louis - Portland|American Airlines€213€213
- STL21:2910h 33m1 stopPWM09:02Sat, Jun 22|St. Louis - Portland|Frontier Airlines€238€238
- STL13:003h 5mDirectPWM14:00Fri, May 24|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.
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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 €76
Southern Airways Express
From €140
American Airlines
From €213
United Airlines
From €239
Delta Air Lines
From €240
Sun Country Airlines
From €469
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.
- CheapestSTL17:5717h 16m1 transferPWM12:13St. Louis Lambert International Airport - Portland International JetportMon, May 27Frontier Airlines€76
- STL17:5717h 16m1 transferPWM12:13St. Louis Lambert International Airport - Portland International JetportMon, May 27Frontier Airlines€76Find 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.
Use the Trip.com App
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Flight Information from St. Louis to Portland
Cheapest nonstop flight price | €75 |
---|---|
Off-season for travel | May |
Peak season for travel | January |
Flight distance | 1,750.83km |
Popular airline | Delta Air Lines |
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