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Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

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Amazing STL to PDX Flight Deals

The cheapest flights to Portland Intl. found within the past 7 days were $234 round trip and $117 one way. Prices and availability subject to change. Additional terms may apply.

Best Portland Intl. Flight and Hotel Packages

Portland Intl. flight + hotel packages - economy flights

FAQs about flights from Lambert-St. Louis Intl. Airport (STL) to Portland Intl. Airport (PDX)

Can I catch a flight from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) to Portland, OR Airport (PDX-Portland Intl.) right now?

Make sure you go to the Covid-19 Travel Advisor to learn if there are any present travel advice reports and quarantine requirements in effect in Portland, OR Airport (PDX-Portland Intl.) when flying from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.).

Are there direct flights from STL to PDX?

Unfortunately, there are no nonstop flights from STL to PDX. However, there are airlines advertising flights with just one stopover. Take a look at British Airways, Qatar Airways or Lufthansa.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Portland, OR Airport (PDX-Portland Intl.), please visit our Customer Service Portal.

How long is the flight from STL to Portland, OR Airport (PDX-Portland Intl.)?

If you're flying from St. Louis Lambert International Airport to Portland Intl. Airport (PDX), you can expect the flight to take about 6 hours and 17 minutes. If this sounds longer than you would have liked, why not put it to good use? Read up on where you're headed, organize some last-minute details and have a decent rest before the adventure begins.

What is the flight distance from St. Louis Lambert International Airport to Portland Intl. Airport (PDX)?

Traveling 2,299 mi between STL and STL calls for a glass of wine and a movie-watching session. Adjust your seat, get comfortable and just enjoy the ride.

What airlines fly from Lambert-St. Louis Intl. Airport (STL) to PDX?

Unfortunately, no airlines currently offer direct flights between St. Louis Lambert International Airport and PDX Airport. In the interest of saving yourself some time, book well in advance to find the ideal price and route.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2020. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Sunday, as data shows the end of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2020, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2020 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2 weeks to 2 months prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2020 saved nearly 40% when their return flights consisted of two different airlines or fare types.

*According to flight demand on from January to December 2020. Savings are subject to change based on departure location, date and destination.

Lambert-St. Louis Intl. to Portland Intl. Flight FAQ

Traveling FromLambert-St. Louis Intl.
Traveling ToPortland Intl.
Shortest Flight Time2 hours 35 mins
Earliest Departure Time5:20AM PDT
Latest Departure Time6:50PM PDT
Lowest Flight Price$234

Route Info

Flight path for flights from Lambert-St. Louis International Airport to Portland International Airport

2,175.00 miles

Airlines & Aircraft Used on STL to PDX Flight Routes

Airline Carrier
American Airlines
Airbus A320-100/200
American Airlines
Boeing 767 all pax models

Popular Flight Routes from St. Louis (STL)

Travelers at STL love to visit these top cities. Roam to the top destinations from St. Louis (STL) today with the cheap prices from Travelocity!

Popular Flight Routes from Portland (PDX)

Travelers at PDX love to visit these top cities. Roam to the top destinations from Portland(PDX) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.