Cheap flights from Portland to St. Louis from £110

Cheap flights from Portland to St. Louis from £110

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1 stop
Sat, Mar 7
Portland PDXSt. Louis STL
£110
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1 stop
Thu, Mar 5
Portland PDXSt. Louis STL
£110
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1 stop
Fri, Mar 6
Portland PDXSt. Louis STL
£110
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1 stop
Thu, Mar 5
Portland PDXSt. Louis STL
£110
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1 stop
Tue, Mar 3
Portland PDXSt. Louis STL
£118
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1 stop
Sat, Mar 7
Portland PDXSt. Louis STL
£118
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1 stop
Thu, Mar 5 – Tue, Mar 10
Portland PDXSt. Louis STL
£263
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1 stop
Thu, Mar 5 – Mon, Mar 9
Portland PDXSt. Louis STL
£263
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1 stop
Fri, Mar 6 – Wed, Mar 11
Portland PDXSt. Louis STL
£263
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1 stop
Tue, Mar 3 – Thu, Mar 5
Portland PDXSt. Louis STL
£264
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1 stop
Sat, Mar 7 – Wed, Mar 11
Portland PDXSt. Louis STL
£265
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1 stop
Sat, Mar 7 – Wed, Mar 11
Portland PDXSt. Louis STL
£272
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How much do flights to St. Louis cost?

Cheapest one-way trip

£110

Cheapest round-trip

£263

Average round-trip

£345

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
108
Flight distance

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

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo
Frontier AirlinesFFTF9No
WestJetWJAWSNo

Online check-in is not available for these airlines.

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-4°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°C4°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-4°C
January
Sunny days
267
days per year
Snow days
9
days per year

14 day forecast

Saturday
14 Feb
74%
12°C5°C
21 Feb
74%
7°C3°C
Sunday
15 Feb
89%
9°C7°C
22 Feb
2°C-3°C
Monday
16 Feb
12°C6°C
23 Feb
3°C-6°C
Tuesday
17 Feb
17°C8°C
24 Feb
13°C0°C
Wednesday
18 Feb
20°C13°C
25 Feb
71%
12°C0°C
Thursday
19 Feb
84%
20°C8°C
26 Feb
6°C-3°C
Friday
20 Feb
20°C9°C
27 Feb
8°C-1°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, Alaska Airlines, Frontier Airlines, and WestJet. Portland and St. Louis have 108 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 London, Guadalajara, Mexico City, Los Angeles, Las Vegas, Phoenix, San Francisco, Oaxaca, Manchester, Edinburgh, Denver, Kailua, New York, Ontario, Calgary, Puerto Escondido, Oaxaca, Chicago, San Diego, Puerto Vallarta, San José del Cabo.
What are the most popular routes to and from St. Louis?
Travelers frequently search for route combinations, such as St. Louis and London, Denver, Orlando, Las Vegas, Toronto, Fort Lauderdale, Dallas, Los Angeles, Bogotá, Mexico City, Edmonton, Guadalajara, Tokyo, Reykjavik, Buenos Aires, Minneapolis, Frankfurt, Winnipeg, Yerevan, Accra.
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, Kenmore Air Harbor Seaplane Base, Boeing Field.
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, Abraham Lincoln Capital, Central Illinois Regional, MidAmerica St. Louis, Waynesville-St. Robert Regional, Cape Girardeau Regional, Columbia Regional, Barkley 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, Frontier Airlines, WestJet.
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, Kenmore Air Harbor Seaplane Base, Boeing Field
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, Abraham Lincoln Capital, Central Illinois Regional, MidAmerica St. Louis, Waynesville-St. Robert Regional, Cape Girardeau Regional, Columbia Regional, Barkley 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 origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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