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Cheap flight deals from Phoenix to St. Louis Starting at AED 197

For as little as AED 197, you can take your next adventure to St. Louis without breaking the bank. Choose between one-way and return tickets from Phoenix below.

  • One way
  • Round-trip
      • Cheapest nonstop
        PHX18:35
        2h 50m
        Nonstop
        STL22:25
        Wed, Feb 19|Phoenix - St. Louis|Southwest Airlines
        AED 527AED 903
        42% OFF
        42% OFF
        AED 903AED 527

        Choose Southwest Airlines flights from Phoenix to St. Louis. The one-way direct flight with Southwest Airlines departs from Sky Harbor International Airport on Wed, Feb 19, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 527 including taxes and charges.

      • PHX19:52
        2h 47m
        Nonstop
        STL23:39
        Tue, Mar 4|Phoenix - St. Louis|American Airlines
        AED 686AED 903
        24% OFF
        24% OFF
        AED 903AED 686

        Choose American Airlines flights from Phoenix to St. Louis. The one-way direct flight with American Airlines departs from Sky Harbor International Airport on Tue, Mar 4, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 686 including taxes and charges.

      • PHX14:05
        20h 11m
        1 stop
        STL12:16
        Wed, Apr 2|Phoenix - St. Louis|Frontier Airlines
        AED 197AED 903
        78% OFF
        78% OFF
        AED 903AED 197

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Wed, Apr 2, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 197 including taxes and charges.

      • PHX08:52
        7h 53m
        1 stop
        STL17:45
        Thu, Mar 6|Phoenix - St. Louis|Frontier Airlines
        AED 199
        AED 199

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Thu, Mar 6, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 199 including taxes and charges.

      • PHX08:52
        7h 51m
        1 stop
        STL17:43
        Wed, Mar 5|Phoenix - St. Louis|Frontier Airlines
        AED 200
        AED 200

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Wed, Mar 5, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 200 including taxes and charges.

      • PHX15:14
        5h 54m
        1 stop
        STL22:08
        Mon, Mar 3|Phoenix - St. Louis|Frontier Airlines
        AED 204
        AED 204

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Mon, Mar 3, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 204 including taxes and charges.

      • PHX08:52
        7h 51m
        1 stop
        STL17:43
        Wed, Feb 26|Phoenix - St. Louis|Frontier Airlines
        AED 212
        AED 212

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Wed, Feb 26, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 212 including taxes and charges.

      • PHX08:52
        7h 44m
        1 stop
        STL17:36
        Tue, Feb 25|Phoenix - St. Louis|Frontier Airlines
        AED 213
        AED 213

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Tue, Feb 25, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 213 including taxes and charges.

      • PHX11:08
        19h 58m
        1 stop
        STL09:06
        Tue, Apr 1|Phoenix - St. Louis|Frontier Airlines
        AED 216
        AED 216

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Tue, Apr 1, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 216 including taxes and charges.

      • PHX21:15
        10h 1m
        1 stop
        STL09:16
        Tue, Mar 11|Phoenix - St. Louis|Frontier Airlines
        AED 218
        AED 218

        Choose Frontier Airlines flights from Phoenix to St. Louis. The one-way connecting flight with Frontier Airlines departs from Sky Harbor International Airport on Tue, Mar 11, arriving at St. Louis Lambert International Airport. One-way Prices start from AED 218 including taxes and charges.

      • PHX01:00 pm
        3h 5m
        Nonstop
        STL02:00 pm
        Wed, Feb 26|Phoenix - St. Louis|Southwest Airlines
        Find More Flights
        Find More Flights

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

Phoenix to St. Louis flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. F93983

    Frontier Airlines

    07:50

    PHX

    1.3h

    09:05

    LAS

    -M----S
    Search

  2. F92018

    Frontier Airlines

    06:00

    LAS

    3.2h

    11:10

    STL

    -MTWTFS

  3. F91820

    Frontier Airlines

    08:55

    PHX

    0.9h

    10:51

    DEN

    SMTWTFS
    Search

  4. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  5. F93483

    Frontier Airlines

    11:47

    PHX

    1.3h

    13:03

    LAS

    S-TWTFS
    Search

  6. F92018

    Frontier Airlines

    06:00

    LAS

    3.2h

    11:10

    STL

    -MTWTFS

  7. F94047

    Frontier Airlines

    15:14

    PHX

    0.3h

    15:30

    LAS

    S-TWTF-
    Search

  8. F93108

    Frontier Airlines

    15:39

    LAS

    3.4h

    21:05

    STL

    S--WT-S

  9. F94766

    Frontier Airlines

    15:15

    PHX

    1.9h

    18:11

    DEN

    -M-W-FS
    Search

  10. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  11. F92106

    Frontier Airlines

    15:15

    PHX

    1.9h

    18:11

    DEN

    S-TWTFS
    Search

  12. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  13. F94113

    Frontier Airlines

    18:16

    PHX

    1.2h

    19:29

    LAS

    SMTWTFS
    Search

  14. F92018

    Frontier Airlines

    06:00

    LAS

    3.2h

    11:10

    STL

    -MTWTFS

  15. F92142

    Frontier Airlines

    19:47

    PHX

    1.9h

    22:44

    DEN

    SM-WTFS
    Search

  16. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  17. F94754

    Frontier Airlines

    20:57

    PHX

    2.0h

    23:55

    DEN

    S--WTFS
    Search

  18. F93302

    Frontier Airlines

    06:00

    DEN

    2.1h

    09:09

    STL

    S-T-TFS

  19. SY610

    Sun Country Airlines

    23:59

    PHX

    3.1h

    05:05

    MSP

    SM--TF-
    Search

  20. SY1625

    Sun Country Airlines

    09:45

    MSP

    1.6h

    11:22

    STL

    -----F-
Find more flights and airlines

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

These price trend charts carefully monitor and predict how flight prices from Phoenix to St. Louis 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 Phoenix (PHX) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Phoenix to St. Louis 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 Phoenix (PHX) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around AED 1,093.

  • How long does it take to fly from Phoenix (PHX) to St. Louis (STL)?

    It takes about 3 hours 2 minutes to fly from Phoenix (PHX) to St. Louis (STL).

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20 km, by taxi about 40 minutes.

  • What are the most popular airlines that fly from Phoenix (PHX) to St. Louis (STL)?

    Airlines with flights from Phoenix (PHX) to St. Louis (STL): Alaska Airlines, American Airlines, Southwest Airlines, Volaris and Frontier Airlines.

  • What's the most popular airline for non-stop flights from Phoenix (PHX) to St. Louis (STL)?

    American Airlines operates 2 non-stop flights from Phoenix (PHX) to St. Louis (STL).

  • How many airports are there in St. Louis (STL)?

    There are 1 airport(s) near St. Louis (STL): St. Louis Lambert International Airport.

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

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
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 | Phoenix to St. Louis

Cheapest direct flight priceAED 197
Cheapest return ticket priceAED 873
Off-season for travelDecember
Peak season for travelMay
Flight distance2,042.1 km
Average flight time3 hours 2 minutes
Popular airlineAmerican Airlines

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