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Cheap flight deals from St. Louis to Cardiff Starting at €525

Discover our range of affordable one-way and round-trip flights from St. Louis to Cardiff and kick-start your next adventure today!

  • One way
  • Round-trip
      • STL12:52
        15h 3m
        2 stops
        CWL09:55
        Mon, Mar 3|St. Louis - Cardiff|Virgin Atlantic
        €525€6,150
        91% OFF
        91% OFF
        €6,150€525

        Choose Virgin Atlantic flights from St. Louis to Cardiff. The one-way connecting flight with Virgin Atlantic departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Cardiff Airport. One-way Prices start from €525 including taxes and charges.

      • STL06:10
        22h 40m
        2 stops
        CWL09:50
        Sun, Mar 16|St. Louis - Cardiff|Delta Air Lines
        €532€6,150
        91% OFF
        91% OFF
        €6,150€532

        Choose Delta Air Lines flights from St. Louis to Cardiff. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Sun, Mar 16, arriving at Cardiff Airport. One-way Prices start from €532 including taxes and charges.

      • STL11:19
        17h 31m
        2 stops
        CWL09:50
        Sun, Mar 16|St. Louis - Cardiff|Virgin Atlantic
        €545€6,150
        91% OFF
        91% OFF
        €6,150€545

        Choose Virgin Atlantic flights from St. Louis to Cardiff. The one-way connecting flight with Virgin Atlantic departs from St. Louis Lambert International Airport on Sun, Mar 16, arriving at Cardiff Airport. One-way Prices start from €545 including taxes and charges.

      • STL13:35
        21h 20m
        2 stops
        CWL16:55
        Mon, Mar 3|St. Louis - Cardiff|Delta Air Lines
        €594
        €594

        Choose Delta Air Lines flights from St. Louis to Cardiff. The one-way connecting flight with Delta Air Lines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Cardiff Airport. One-way Prices start from €594 including taxes and charges.

      • STL15:50
        19h 5m
        2 stops
        CWL16:55
        Mon, Mar 3|St. Louis - Cardiff|Air Canada
        €720
        €720

        Choose Air Canada flights from St. Louis to Cardiff. The one-way connecting flight with Air Canada departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Cardiff Airport. One-way Prices start from €720 including taxes and charges.

      • STL07:05
        27h 50m
        2 stops
        CWL16:55
        Mon, Mar 3|St. Louis - Cardiff|United Airlines
        €725
        €725

        Choose United Airlines flights from St. Louis to Cardiff. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Cardiff Airport. One-way Prices start from €725 including taxes and charges.

      • STL14:10
        20h 45m
        2 stops
        CWL16:55
        Mon, Mar 3|St. Louis - Cardiff|Iberia
        €846
        €846

        Choose Iberia flights from St. Louis to Cardiff. The one-way connecting flight with Iberia departs from St. Louis Lambert International Airport on Mon, Mar 3, arriving at Cardiff Airport. One-way Prices start from €846 including taxes and charges.

      • STL16:45
        17h 50m
        2 stops
        CWL15:35
        Sun, Mar 16|St. Louis - Cardiff|United Airlines
        €5,412
        €5,412

        Choose United Airlines flights from St. Louis to Cardiff. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Sun, Mar 16, arriving at Cardiff Airport. One-way Prices start from €5,412 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        CWL02:00 pm
        Sun, Feb 23|St. Louis - Cardiff|Virgin Atlantic
        Find More Flights
        Find More Flights

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

St. Louis to Cardiff flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. VS5368

    Virgin Atlantic

    10:10

    STL

    1.6h

    12:46

    ATL

    SMTWTFS
    Search

  2. VS3932

    Virgin Atlantic

    17:10

    ATL

    8.5h

    07:40

    AMS

    SMTWTFS

  3. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  4. VS1688

    Virgin Atlantic

    10:45

    STL

    1.6h

    13:18

    DTW

    SMTWTFS
    Search

  5. VS3930

    Virgin Atlantic

    18:20

    DTW

    7.9h

    08:15

    AMS

    SMTWTFS

  6. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  7. DL1289

    Delta Air Lines

    11:50

    STL

    1.6h

    14:27

    DTW

    SMTWTFS
    Search

  8. VS3929

    Virgin Atlantic

    16:25

    DTW

    7.6h

    06:00

    AMS

    SMTWTFS

  9. KL1087

    KLM

    09:35

    AMS

    1.3h

    09:50

    CWL

    SMTWTFS

  10. VS2061

    Virgin Atlantic

    12:10

    STL

    1.6h

    13:49

    MSP

    SMTWTFS
    Search

  11. VS3934

    Virgin Atlantic

    15:50

    MSP

    8.1h

    06:55

    AMS

    SMTWTFS

  12. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  13. VS5370

    Virgin Atlantic

    12:55

    STL

    1.6h

    15:33

    ATL

    SMTWTFS
    Search

  14. VS3932

    Virgin Atlantic

    17:10

    ATL

    8.5h

    07:40

    AMS

    SMTWTFS

  15. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  16. DL566

    Delta Air Lines

    14:05

    STL

    1.7h

    16:45

    ATL

    SMTWTFS
    Search

  17. VS3932

    Virgin Atlantic

    17:10

    ATL

    8.5h

    07:40

    AMS

    SMTWTFS

  18. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  19. DL2174

    Delta Air Lines

    14:05

    STL

    1.5h

    16:35

    DTW

    -MT----
    Search

  20. VS3930

    Virgin Atlantic

    18:20

    DTW

    7.9h

    08:15

    AMS

    SMTWTFS

  21. VS6963

    Virgin Atlantic

    09:00

    AMS

    1.3h

    09:15

    CWL

    SMTWTFS

  22. UA9067

    United Airlines

    15:25

    STL

    8.9h

    07:20

    FRA

    --T-T-S
    Search

  23. LH962

    Lufthansa

    11:00

    FRA

    1.9h

    11:55

    EDI

    SMTWTFS

  24. LM337

    Loganair

    17:35

    EDI

    1.7h

    19:15

    CWL

    ---WT-S

  25. AC8970

    Air Canada

    15:50

    STL

    1.9h

    18:45

    YYZ

    SMTWTFS
    Search

  26. AC808

    Air Canada

    20:50

    YYZ

    7.4h

    10:15

    AMS

    SMTWTFS

  27. KL1093

    KLM

    16:40

    AMS

    1.3h

    16:55

    CWL

    SMTWTFS

  28. VS3220

    Virgin Atlantic

    16:00

    STL

    1.6h

    18:39

    ATL

    SMTWTFS
    Search

  29. VS7112

    Virgin Atlantic

    22:40

    ATL

    8.5h

    13:10

    AMS

    SMTWTFS

  30. VS6966

    Virgin Atlantic

    16:40

    AMS

    1.3h

    16:55

    CWL

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Cardiff?

These price trend charts carefully monitor and predict how flight prices from St. Louis to Cardiff will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

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

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

  • How much do flights from St. Louis (STL) to Cardiff (CWL) cost?

    According to Trip.com's data, the lowest price is around €1,663.

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

    • The distance from Cardiff Airport to downtown is about 15 km, by taxi about 30 minutes.

  • How many airports are there in Cardiff (CWL)?

    There are 1 airport(s) near Cardiff (CWL): Cardiff Airport.

How to find a cheap flight from St. Louis to Cardiff

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | St. Louis to Cardiff

Off-season for travelJanuary
Peak season for travelMarch
Flight distance6,563.74 km
Popular airlineDelta Air Lines

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