Home >> Fares From A City >> Portland, OR >> Portland, OR (PDX) To St. Louis, MO (STL)
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HOW TO FIND THIS FARE
  • AIRLINES
    Frontier
  • DAYS AVAILABLE FOR TRAVEL
    Tue/Wed/Sat
  • TRAVEL ENDING
    Wed, October 26, 2016
Giuliana M.
Staff Airfare Analyst
Giuliana's Notes:
Spring/Late Summer/Fall travel. No min. stay. No peak summer travel at this price. Fare can be bought one-way for half the lowest roundtrip price.
Travel through May & between mid-August and October. This fare may require a long layover in Denver.

Fare found on FlyFrontier.com. Frontier charges a $30-$35 fee each way for carry-on bags larger than 18x14x8 inches and a $25-$30 fee each way for first checked bag no larger than 62 linear inches (length + width + depth) and no heavier than 50 pounds. These bag fees apply to online purchases before check-in. Higher fees apply at the airport.

During booking on FlyFrontier.com, you can purchase "The Works", which includes one checked bag, one carry-on bag, stretch seating, no change fees, and refundability, for much less than purchasing these items separately.
Seats are not available on all flights or all dates of travel. You may need to have flexible travel dates to find this fare. Fares for travel on holidays may be higher.
All mandatory taxes/fees are included in the price. Tax-inclusive fare may be a few dollars higher or lower depending on the airport you connect through, if any. Baggage fees, if applicable, and other optional fees are not included. Our Dealhounds found this airfare using flexible date search. This means we searched a range of dates to find you the best price.
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Found by other travelers: Portland, OR (PDX) to St. Louis, MO (STL)
$417
Flight from Portland to (PDX - STL)
Thu, Jul 31 - Mon, Aug 4
Frontier
$478
Flight from Portland to (PDX - STL)
Wed, Jun 18 - Sun, Jun 22
Delta
$535
Flight from Portland to (PDX - STL)
Thu, Jun 26 - Sun, Jun 29
US Airways
$517
Flight from Portland to (PDX - STL)
Sat, Jun 14 - Mon, Jun 16
United
$296
Flight from Portland to (PDX - STL)
Sat, Oct 11 - Mon, Oct 13
Delta
$402
Flight from Portland to (PDX - STL)
Fri, Oct 17 - Sun, Oct 19
American
$308
Flight from Portland to (PDX - STL)
Tue, Aug 5 - Tue, Aug 19
Delta
$562
Flight from Portland to (PDX - STL)
Sun, Jun 22 - Wed, Jun 25
US Airways
$401
Flight from Portland to (PDX - STL)
Wed, Jul 23 - Mon, Jul 28
Delta
$451
Flight from Portland to (PDX - STL)
Wed, Jul 16 - Mon, Jul 21
Delta
There are approximately 261 flights covering the route from Portland International Airport in Portland to Lambert-St. Louis International Airport in , provided by as many as 9 airlines.
The following airlines often offer cheap flights from Portland to
Alaska
Continental
Southwest
United
American
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