$101 Find Cheap Flights from St. Louis to Oregon - Compare and Save

The cheapest ticket to Oregon from St. Louis found in the last 5 days was to Portland, at $363 round-trip. The most popular route is from St. Louis (STL) to Portland (PDX), and the cheapest round-trip airline ticket found on this route in the last 5 days was $363.

The cheapest time of day to fly to Oregon is generally in the evening, when round-trip flights cost $447 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Oregon is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $520.

No, with an average price for the route of $462, prices are generally cheapest when you fly direct.

The cheapest month for flights from St. Louis to Oregon is December, when tickets cost $94 (return) on average. On the other hand, the most expensive months are November and May, when the average cost of round-trip tickets is $228 and $206 respectively.

If you are looking for a flight deal from St. Louis to Oregon, look for departures on Tuesdays and avoid leaving on a Monday, as it's usually the priciest day. When flying back from Oregon, Friday is the cheapest day to fly and Sunday is the most expensive.

To get a below average price on the flight from St. Louis to Oregon, you should book around 4 weeks before departure, which saves you about 51% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

There are 2 airlines that fly nonstop from St. Louis to Oregon. They are Alaska Airlines and Southwest. The cheapest airline for this route is Southwest, with the best round-trip deal found costing $228 and arriving in Portland (PDX). On average, Alaska Airlines offers the best prices for nonstop flights between St. Louis and Oregon.

In the past 5 days, the cheapest round-trip tickets from St. Louis to Oregon were found on Delta ($261) and Southwest ($263).

The duration of a flight to Oregon depends on your arrival airport. The shortest routes to Oregon from St. Louis are to Portland, which takes 4h 10m, Eugene, which takes 5h 52m, and Redmond, which takes 6h 03m.

There are 3 cabin class options for the route. These are First, Business and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from St. Louis to Oregon departs at 8:30 am, landing in Portland at 10:40 am.

If you prefer to fly at night, the latest flight from St. Louis to Oregon jets off at 9:55 pm and lands in Portland at 12:05 am.