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Cheap flights from Portland to Lambert-St Louis Intl (PWM - STL)

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The best prices from Portland to Lambert-St Louis Intl are usually found in July or August, booked 57 days in advance, depart on a Tuesday or Saturday and return on a Monday

How to find the cheapest flight from
Portland (PWM) to Lambert-St Louis Intl (STL)

PWM - STL
Price
$184 - $365
STL
Temperature
44.6 - 89.6 °F
STL
Rainfall
2.2 - 5.1 inches

Popular in

December

High demand for flights, 25% potential price rise

Cheapest in

July

Best time to find cheap flights, 33% potential price drop

Average price

$228

Average for round-trip flights in January 2021

Round-trip from

$184

From Portland to Lambert-St Louis Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Portland to Lambert-St Louis Intl?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 58% on the overall cost on flights from Portland to Lambert-St Louis Intl.

How far in advance should I book a flight from Portland to Lambert-St Louis Intl?

Travelers have found it’s best to book a flight 61 days in advance to save up to 33% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to Lambert-St Louis Intl 1-2 weeks in advance for as low as $143, or $179 for flights within the next 24 hours.

What is the cheapest month to fly from Portland to Lambert-St Louis Intl?

Our data shows that June tends to be the cheapest month to fly to Lambert-St Louis Intl from Portland. Users have commonly found prices around $148 for the month, but tickets can be as low as $77. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Portland to Lambert-St Louis Intl (PWM - STL)?

When flying from Portland to Lambert-St Louis Intl, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 27% versus a flight in the evening.

Cheap flights from Portland to Lambert-St Louis Intl in January, February 2021

The best prices found for PWM to STL flights for January, February
24 Jan - 5 Feb
$432pp
PWM
Portland
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PWM
Portland
24 Jan - 5 Feb
$438pp
PWM
Portland
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PWM
Portland
24 Jan - 5 Feb
$443pp
PWM
Portland
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
   
2 STOPS
PWM
Portland

Portland to Lambert-St Louis Intl 2021 flight deals

Cheap flights to Lambert-St Louis Intl from Portland found for this year
6 Mar - 25 Apr
$289pp
PWM
Portland
Multiple Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
PWM
Portland
6 Mar - 25 Apr
$304pp
PWM
Portland
United Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
United Airlines
 
1 STOP
PWM
Portland
16 Apr - 24 Apr
$313pp
PWM
Portland
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
PWM
Portland

One-way flights to Lambert-St Louis Intl from Portland

The cheapest one-way flights from Portland to Lambert-St Louis Intl
2:00 am - 9:01 am
American Airlines
1 Stop
8h 01m
PWM - STL
American Airlines
7:50 am - 5:52 pm
Delta
2 Stops
11h 02m
PWM - STL
Delta
$237
Delta
5:30 am - 7:24 pm
United Airlines
2 Stops
14h 54m
PWM - STL
United Airlines
$245
United

Related info for your journey

Useful info, stats and facts about Portland to Lambert-St Louis Intl flights.

Flight FAQs

From Portland to Lambert-St Louis Intl

Are flight prices decreasing from Portland to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Portland and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Portland to Lambert-St Louis to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Portland to Lambert-St Louis are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Portland to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of our airline partners flying from Portland to Lambert-St Louis have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Portland to Lambert-St Louis Intl for under $300 on Cheapflights?

Yes, there are multiple flights from Portland to Lambert-St Louis Intl for under $300. The cheapest flight booked recently is on Multiple Airlines for just $289, but on average you can expect to pay $597.

Are there nonstop flights from Portland to Lambert-St Louis Intl for under $300 on Cheapflights?

There are no nonstop flights from Portland to Lambert-St Louis Intl, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

How popular is this flight route?

Within the past month, 48 users have taken a look at flights from Portland to Lambert-St Louis.

Does it rain more in Portland or St Louis?

Portland will have the same amount of rainfall in 1 compared to St Louis over the next 15 days.

Is Portland weather warmer or cooler than St Louis?

With an average temperature of 90 °F, peak weather can be found in July. As a traveler, expect to see changes in flight prices during that period. The temperatures in St Louis are hotter than in Portland.

How long is the flight from Portland to Lambert-St Louis Intl?

There are many flights that can get you from Portland to Lambert-St Louis Intl in 5h 09m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Portland to Lambert-St Louis Intl round-trip?

Our cheapest airline available from Portland to Lambert-St Louis Intl is United Airlines. Our recent data shows that you can find tickets from as low as $304 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $313 and $340 round-trip.

What are the cheapest airlines to fly from Portland to Lambert-St Louis Intl one-way?

$156 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $158 and $162, respectively.

Alternative routes for Portland to Lambert-St Louis Intl

Destination information for Lambert-St Louis Intl

Things to know before you go. Useful info for your trip from Portland to Lambert-St Louis Intl
Average temperature for January in Lambert-St Louis Intl
44.6 °F
Avg rainfall for January in Lambert-St Louis Intl
2.8 ″

Airports servicing Portland

Airports servicing St. Louis

Top 4 airlines flying from Portland to Lambert-St Louis Intl

The chart below displays the airlines Cheapflights users traveling from Portland to Lambert-St Louis Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$92 $222 No cancel fee 62%
United Airlines
$112 $288 No cancel fee 69%
Delta
$116 $307 No cancel fee N/A
American Airlines
$138 $346 No cancel fee 71%
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