Cheap flights from Portland to St. Louis from £165

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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£165
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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£165
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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£165
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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£165
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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£165
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1 stop
Tue, Jul 22
Portland PDXSt. Louis STL
£173
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1 stop
Mon, Jul 21 – Wed, Jul 23
Portland PDXSt. Louis STL
£304
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1 stop
Mon, Jul 21 – Wed, Jul 23
Portland PDXSt. Louis STL
£320
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1 stop
Tue, Jul 22 – Thu, Jul 24
Portland PDXSt. Louis STL
£336
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1 stop
Tue, Jul 22 – Thu, Jul 24
Portland PDXSt. Louis STL
£336
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1 stop
Fri, Jul 25 – Tue, Jul 29
Portland PDXSt. Louis STL
£337
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1 stop
Fri, Jul 25 – Tue, Jul 29
Portland PDXSt. Louis STL
£337
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How much do flights to St. Louis cost?

Cheapest one-way trip

£165

Cheapest round-trip

£304

Average round-trip

£374

Most popular airline

United Airlines

Key info about flying to St. Louis

Depart from
Portland International
Arrive to
St. Louis Lambert International
Average flights per week
150
Flight distance

Check-in for a flight from Portland to St. Louis

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo

Online check-in is not available for these airlines.

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-3°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C3°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-3°C
January
Sunny days
264
days per year
Snow days
9
days per year

14 day forecast

Saturday
28 Jun
33°C24°C
5 Jul
33°C24°C
Sunday
29 Jun
71%
31°C23°C
6 Jul
87%
32°C24°C
Monday
30 Jun
89%
35°C24°C
7 Jul
87%
33°C24°C
Tuesday
1 Jul
30°C22°C
8 Jul
89%
33°C24°C
Wednesday
2 Jul
31°C20°C
9 Jul
84%
26°C22°C
Thursday
3 Jul
34°C22°C
10 Jul
31°C22°C
Friday
4 Jul
75%
34°C25°C
11 Jul
35°C22°C

St. Louis travel tips

Spend time at Grant’s Farm, a longtime landmark in Grantwood Village in St. Louis

Grant's Farm has been an animal reservation for a long time and is open to the public. Visiting the farm is free, but parking costs $15 per car. These funds go to the maintenance of the farm. Buffaloes, elephants, camels, donkeys, kangaroos, goats, and peacocks live here. You will see most of the animals on the tram tour around the farm area.

Do you like motorcycles and speed? Visit the St. Louis Moto Museum

The St. Louis Moto Museum is a private collection of motorcycles. Its exhibits came from more than 20 countries around the world, and the period spans over 100 years. The entrance to the museum is free, visitors are accepted from Monday to Friday.

Want to have some fun in the evening? Head to the partying areas of St. Louis

In St. Louis, they know how to have a great evening. Head to areas such as The Loop in the West End for great atmospheric bars, dance clubs, and traditional city music.

The most popular airlines for this route are United Airlines, Hawaiian Airlines, and Alaska Airlines. Portland and St. Louis have 150 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Portland?
Travelers frequently search for route combinations, such as Portland and Las Vegas, Mexico City, London, Guadalajara, Los Angeles, San Diego, Phoenix, Dallas, Edinburgh, Manchester, San Francisco, Ontario, Minneapolis, Denver, Houston, Cleveland, Burbank, Chicago, Atlanta, Salt Lake City.
What are the most popular routes to and from St. Louis?
Travelers frequently search for route combinations, such as St. Louis and London, Orlando, Las Vegas, Glasgow, Denver, New York, Los Angeles, Fort Lauderdale, San Diego, Calgary, Mexico City, Seattle, Cancún, Toronto, Charlotte, Washington, D.C., Minneapolis, Atlanta, Boston, Anchorage.
What airports are near Portland?
The main airport in Portland is Portland International. It is also served by Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Boeing Field, Kenmore Air Harbor Seaplane Base.
What airports are near St. Louis?
The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, General Wayne A. Downing Peoria International, Evansville Regional, MidAmerica St. Louis, Central Illinois Regional, Abraham Lincoln Capital, Barkley Regional, Williamson County Regional, Quincy Regional, Waynesville-St. Robert Regional.
Which airlines fly between Portland and St. Louis?
Currently, you can fly between Portland and St. Louis with United Airlines, Hawaiian Airlines, Alaska Airlines.
When’s the best time to travel between Portland and St. Louis?
If you don’t have specific dates for your trip between Portland and St. Louis, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Portland and St. Louis?
Traveling between Portland and St. Louis, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Portland?
There are a number of airports in and around Portland. The main one is Portland International and other nearby airports include Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Boeing Field, Kenmore Air Harbor Seaplane Base
How many airports are there near St. Louis?
There are a number of airports in and around St. Louis. The main one is St. Louis Lambert International and other nearby airports include St. Louis Lambert International, General Wayne A. Downing Peoria International, Evansville Regional, MidAmerica St. Louis, Central Illinois Regional, Abraham Lincoln Capital, Barkley Regional, Williamson County Regional, Quincy Regional, Waynesville-St. Robert Regional.
What time do nonstop (direct) flights between Portland and St. Louis depart?
What time do nonstop (direct) flights between Portland and St. Louis arrive?
What time do flights between Portland and St. Louis depart?
What time do flights between Portland and St. Louis arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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