How much is a flight from Saint Louis to Portland?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Saint Louis and Portland.

$70 is the lowest fare found in the past 15 days.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Saint Louis - Portland route.

Best airport options between Saint Louis and Portland

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Saint Louis: Saint Louis - Lambert is the only operating airport.
• Airports in Portland: Portland is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Flight filters for the route Saint Louis – Portland

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Atlanta, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.