App
Customer Support
CAD
Find Bookings
Trip.com
>
Cheap Flights
>
Finland
>
North Ostrobothnia
>
Oulu
>
St. Louis to Oulu flight
>
St. Louis to Oulu Airport flight
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from St. Louis to Oulu Airport

  • One way
  • Round-trip
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search
    • STL1:00 PM
      3h 5m
      Nonstop
      OUL2:00 PM
      St. Louis - Oulu|Sun, Apr 6|Normal Airline
      Search
      Search

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Schedule from St. Louis to Oulu Airport

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA4606

    American Airlines

    07:29

    STL

    2.4h

    10:51

    LGA

    SMTW---
    Search

  2. AY016

    Finnair

    22:55

    JFK

    8.1h

    14:00

    HEL

    SMTWTFS

  3. AY443

    Finnair

    16:50

    HEL

    1.1h

    17:55

    OUL

    SMTWTFS

  4. IB4594

    Iberia

    10:12

    STL

    1.9h

    12:03

    DFW

    SMTWTFS
    Search

  5. IB6449

    Iberia

    16:50

    DFW

    9.9h

    10:45

    HEL

    SMTWTF-

  6. AY437

    Finnair

    12:30

    HEL

    1.1h

    13:35

    OUL

    SMTWTFS

  7. BA5685

    British Airways

    12:28

    STL

    1.9h

    14:21

    DFW

    SMTWTFS
    Search

  8. BA6054

    British Airways

    16:50

    DFW

    9.9h

    10:45

    HEL

    SMTWTFS

  9. AY445

    Finnair

    19:20

    HEL

    1.3h

    20:40

    OUL

    SMTWTFS

  10. AY5718

    Finnair

    12:28

    STL

    1.9h

    14:21

    DFW

    SMTWTFS
    Search

  11. AY020

    Finnair

    16:50

    DFW

    9.9h

    10:45

    HEL

    SMTWTFS

  12. AY437

    Finnair

    12:30

    HEL

    1.1h

    13:35

    OUL

    SMTWTFS

  13. IB4671

    Iberia

    16:08

    STL

    2.0h

    18:10

    DFW

    SMTWTFS
    Search

  14. IB6449

    Iberia

    16:50

    DFW

    9.9h

    10:45

    HEL

    SMTWTF-

  15. AY437

    Finnair

    12:30

    HEL

    1.1h

    13:35

    OUL

    SMTWTFS

  16. BA6983

    British Airways

    17:49

    STL

    2.2h

    20:00

    DFW

    SMTWTFS
    Search

  17. BA6054

    British Airways

    16:50

    DFW

    9.9h

    10:45

    HEL

    SMTWTFS

  18. AY431

    Finnair

    06:00

    HEL

    1.0h

    07:00

    OUL

    SMTWT--
Find more flights and airlines

Flight Info of Flights from St. Louis to Oulu Airport

Off-season travel monthApril
Peak season for travelJanuary

FAQs for St. Louis to Oulu Airport Flights

  • When are flight tickets from St. Louis (STL) to Oulu (OUL) the cheapest?

    Airlines adjust prices for flights from St. Louis to Oulu based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from St. Louis (STL) to Oulu (OUL) cost?

    According to Trip.com's data, the lowest price is around CAD 1,845.

  • What is the transportation method from the main airport to downtown in Oulu?

    • The distance from Oulu Airport to downtown is about 10km, by taxi about 30 minutes.

  • How many airports in Oulu (OUL)?

    There are 1 airport(s) in Oulu (OUL): Oulu Airport.

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.