Cheap Flights from Portland International Airport to St. Louis (STL) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/6
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2025/6
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Portland (Oregon)－St. Louis Lambert Airport
June Lowest Airfares
USD352

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－St. Louis Lambert Airport
July Lowest Airfares
USD380

The airfare displayed above is for Delta Air Lines

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Portland (Oregon)－St. Louis Lambert Airport
August Lowest Airfares
USD290

The airfare displayed above is for United Airlines

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Portland (Oregon)－St. Louis Lambert Airport
September Lowest Airfares -----
Portland (Oregon)－St. Louis Lambert Airport
October Lowest Airfares -----

Portland (Oregon)－St. Louis
Estimated Flight Time
4 Hours 36 Minutes
Portland (Oregon)－St. Louis
Number of Operating Airlines
3

Operating Airlines for Portland (Oregon)－St. Louis Lambert Airport Route
LCCAmerican Airlines

Delta Air Lines

United Airlines

Other Destinations from:Portland (Oregon)

Portland (Oregon)－Tampa(TPA)
USD411〜
Portland (Oregon)－Tucson(TUS)
USD280〜
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Albany Airport－St. Louis(Lambert)
USD427〜
* Fares vary in accordance to seat availability