Lowest Prices
Uncover the best deals on St Louis to Portland flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest STL - PWM Flights
Useful information for finding best airline tickets from Lambert St Louis International to Portland International Jetport on your next trip.
Cheapest Round Trip Flight
$342
Southwest Airlines
• 1 stop
• 17h
Aug 04 – Aug 07
The cheapest round trip flight from St Louis to Portland (STL-PWM-STL) is currently $342
Fastest Flight
8h 27m
The fastest nonstop flight from St Louis to Portland (STL-PWM) takes 8h 27m
Top Airlines Flying from St Louis to Portland
Latest Flight Deals from St Louis (STL) to Portland (PWM)
Compare and book low fare round-trip air tickets from St Louis to Portland. Ideal for travelers with confirmed return itineraries.
Aug 04 - Aug 07, Economy
St Louis → Portland
17h
5:55 AM - 5:15 PM • 1 stop
St Louis → Portland
10h
2:10 PM - 7:10 PM • 1 stop
Southwest Airlines
Aug 04 - Aug 07, Economy
St Louis → Portland
8h 27m
7:00 AM - 1:07 PM • 1 stop
St Louis → Portland
9h 11m
12:47 PM - 5:38 PM • 1 stop
Delta Airlines
Aug 04 - Aug 07, Economy
St Louis → Portland
10h 34m
3:39 PM - 11:13 PM • 1 stop
St Louis → Portland
8h 57m
11:01 AM - 3:38 PM • 1 stop
Delta Airlines
Aug 04 - Aug 07, Economy
St Louis → Portland
8h 47m
6:05 AM - 12:32 PM • 1 stop
St Louis → Portland
9h 14m
11:50 AM - 4:44 PM • 1 stop
Delta Airlines
Aug 04 - Aug 07, Economy
St Louis → Portland
8h 28m
7:32 AM - 1:40 PM • 1 stop
St Louis → Portland
8h 32m
6:02 AM - 10:14 AM • 1 stop
American Airlines
FAQs on St Louis to Portland Flights
What are the airports in St Louis?
STL
What’s the most popular airline flying from STL to PWM?
The most popular airline flying from St Louis to Portland are
Can I fly from STL to PWM non-stop?
NO
Which airlines fly nonstop between St Louis and Portland?
The non-stop flights between St Louis and Portland are .
What’s the earliest departure time from STL to PWM Airport?
The earliest flight leaves STL at 5:55 am and lands in PWM - Portland International Jetport
What are the airports in Portland?
PWM
Can I make changes to my St Louis to Portland flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from STL to PWM?
Read the fare rules of the St Louis to Portland air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from St Louis and Portland?
operate flights between St Louis and Portland
How long does a flight from St Louis to Portland take?
It takes approximately 3 hour to fly non-stop from STL to PWM, which is 1095.66 miles by air.
Which airlines provide the cheapest flights from St Louis (STL) to Portland (PWM) ?
In the past couple of days, the cheapest tickets to PWM from STL were found on DL : USD 361
Do I need a passport to fly between STL and PWM?
No
What’s the latest departure time from STL to PWM ?
The last flight leaves STL at 3:39 pm
St Louis (STL) to Portland (PWM): Airport Information
| Origin Airport | Lambert St Louis International , St Louis, US |
| Destination Airport | Portland International Jetport , Portland, US |
| Distance | 1096 miles |
More Flight Options for St Louis (STL) and Portland (PWM)
Flights from St Louis (STL)
to Las Vegas (LAS)
Flights from St Louis (STL)
to Jacksonville (JAX)
Flights from St Louis (STL)
to Los Angeles (LAX)
Flights from St Louis (STL)
to Baltimore (BWI)
Flights from St Louis (STL)
to Baltimore (BWI)
Flights from St Louis (STL)
to Charleston (CHS)
Flights from St Louis (STL)
to Denver (DEN)
Flights from St Louis (STL)
to Seattle (SEA)
Flights from St Louis (STL)
to San Diego (SAN)
Flights from St Louis (STL)
to Tampa (TPA)
Flights from St Louis (STL)
to Philadelphia (PHL)
Flights from St Louis (STL)
to Miami (MIA)
Flights from St Louis (STL)
to Buffalo (BUF)
Flights from St Louis (STL)
to New York (LGA)
Flights from St Louis (STL)
to Key West (EYW)
Flights from St Louis (STL)
to Fort Myers (RSW)
Flights from St Louis (STL)
to Portland (PDX)
Flights from St Louis (STL)
to Atlanta (ATL)
Flights from St Louis (STL)
to Sacramento (SMF)
Flights from St Louis (STL)
to Grand Rapids (GRR)
Flights from Columbus (CMH)
to Portland (PWM)
Flights from Tampa (TPA)
to Portland (PWM)
Flights from San Diego (SAN)
to Portland (PWM)
Flights from Dallas (DFW)
to Portland (PWM)
Flights from Raleigh/Durham (RDU)
to Portland (PWM)
Flights from Cincinnati (CVG)
to Portland (PWM)
Flights from Baltimore (BWI)
to Portland (PWM)
Flights from Norfolk (ORF)
to Portland (PWM)
Flights from Washington (IAD)
to Portland (PWM)
Flights from Harrisburg (MDT)
to Portland (PWM)
Flights from West Palm Beach (PBI)
to Portland (PWM)
Flights from Indianapolis (IND)
to Portland (PWM)
Flights from Cleveland (CLE)
to Portland (PWM)
Flights from Detroit (DTW)
to Portland (PWM)
Flights from Philadelphia (PHL)
to Portland (PWM)
Flights from Atlanta (ATL)
to Portland (PWM)
Flights from St Louis (STL)
to Portland (PWM)
Flights from Jacksonville (JAX)
to Portland (PWM)
Flights from Charleston (CHS)
to Portland (PWM)
Flights from Phoenix (PHX)
to Portland (PWM)
Cheap flights to North America (NA)
Cheap flights to United States (US)
Cheap flights to Maine (US-ME)
Cheap flights to Missouri (US-MO)
Cheap flights from North America (NA)
Cheap flights from United States (US)
Cheap flights from Maine (US-ME)
Cheap flights from Missouri (US-MO)
Flights to St Louis (STL)
Flights from Portland (PWM)
Flights from Portland (PWM)
to St Louis (STL)
Flights from St Louis (STL)
Why Fareleaders for STL to PWM Plane Tickets
New Deals Everyday
Get the best prices on STL to PWM flights—we update our fares daily so you never miss a saving.
No Service Fees
Compare hundreds of St Louis to Portland flights and secure the best deals—we never add any service fees.