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St. Louis to San Diego International Airport flight
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Cheap Flights from St. Louis to San Diego International Airport

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • STL19:29
        23h 39m
        1 stop
        SAN17:08
        St. Louis - San Diego|Tue, Jun 25|Frontier Airlines
        HK$426HK$980
        56% OFF
        56% OFF
        HK$980HK$426
      • STL22:59
        11h 8m
        1 stop
        SAN08:07
        St. Louis - San Diego|Tue, Aug 6|Frontier Airlines
        HK$450HK$980
        54% OFF
        54% OFF
        HK$980HK$450
      • STL19:29
        13h 51m
        1 stop
        SAN07:20
        St. Louis - San Diego|Wed, Jun 26|Frontier Airlines
        HK$572HK$980
        42% OFF
        42% OFF
        HK$980HK$572
      • STL13:55
        8h 35m
        1 stop
        SAN20:30
        St. Louis - San Diego|Wed, Jun 26|Spirit Airlines
        HK$577
        HK$577
      • STL15:47
        7h 29m
        1 stop
        SAN21:16
        St. Louis - San Diego|Tue, Jul 16|Frontier Airlines
        HK$578
        HK$578
      • STL20:00
        12h 24m
        1 stop
        SAN06:24
        St. Louis - San Diego|Fri, Aug 30|Frontier Airlines
        HK$578
        HK$578
      • STL21:26
        12h 49m
        1 stop
        SAN08:15
        St. Louis - San Diego|Mon, Aug 19|Frontier Airlines
        HK$642
        HK$642
      • STL19:51
        14h 16m
        1 stop
        SAN08:07
        St. Louis - San Diego|Mon, Jul 29|Frontier Airlines
        HK$684
        HK$684
      • STL20:02
        12h 59m
        1 stop
        SAN07:01
        St. Louis - San Diego|Sat, Jun 22|Frontier Airlines
        HK$687
        HK$687
      • STL19:29
        26h 12m
        1 stop
        SAN19:41
        St. Louis - San Diego|Tue, Jul 2|Frontier Airlines
        HK$687
        HK$687
      • STL13:00
        3h 5m
        Direct
        SAN14:00
        St. Louis - San Diego|Mon, Jun 24|Frontier Airlines
        Find More Flights
        Find More Flights

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

Selected Airlines from St. Louis to San Diego International Airport
Frontier Airlines
From HK$426
Spirit Airlines
From HK$577
American Airlines
From HK$747
Alaska Airlines
From HK$885
Delta Air Lines
From HK$925
United Airlines
From HK$1,168
Southwest Airlines
From HK$1,549
Sun Country Airlines
From HK$2,352
ANA airlines

Find more flights and airlines

Find Suitable Airport in St. Louis

  • 21.12 km from central St. Louis
    St. Louis Lambert International Airport
    Tickets From
    HK$426
Flight Schedule from St. Louis to San Diego International Airport
Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2261

    American Airlines

    05:30

    STL

    1.9h

    07:24

    DFW

    SMTWTFS
    Search

  2. AA2645

    American Airlines

    09:03

    DFW

    3.1h

    10:07

    SAN

    SMTWTFS

  3. AA439

    American Airlines

    06:03

    STL

    1.4h

    07:25

    ORD

    SMTWTFS
    Search

  4. AA2343

    American Airlines

    08:10

    ORD

    4.3h

    10:29

    SAN

    SMTWTFS

  5. DL1597

    Delta Air Lines

    06:06

    STL

    1.6h

    07:43

    MSP

    SMTWTFS
    Search

  6. DL2121

    Delta Air Lines

    09:00

    MSP

    3.8h

    10:49

    SAN

    SMTWTFS

  7. AA2574

    American Airlines

    07:21

    STL

    3.4h

    08:46

    PHX

    SMTWTFS
    Search

  8. F93167

    Frontier Airlines

    13:14

    PHX

    1.3h

    14:30

    SAN

    --TW-FS

  9. AA1410

    American Airlines

    08:01

    STL

    1.9h

    09:52

    DFW

    SMTWTFS
    Search

  10. AA2747

    American Airlines

    14:41

    DFW

    3.1h

    15:45

    SAN

    SMTWTFS

  11. NK1129

    Spirit Airlines

    11:36

    STL

    3.5h

    13:08

    LAS

    S-T-T--
    Search

  12. NK1850

    Spirit Airlines

    22:20

    LAS

    1.2h

    23:31

    SAN

    SMTWTFS

  13. AS388

    Alaska Airlines

    14:21

    STL

    4.4h

    16:45

    SEA

    SMTWTFS
    Search

  14. AS1131

    Alaska Airlines

    18:49

    SEA

    2.8h

    21:36

    SAN

    SMTWTFS

  15. AA831

    American Airlines

    15:53

    STL

    1.9h

    18:49

    CLT

    SMTWTFS
    Search

  16. AA2647

    American Airlines

    20:10

    CLT

    4.8h

    22:01

    SAN

    SMTWTF-

  17. F93301

    Frontier Airlines

    15:53

    STL

    2.4h

    17:17

    DEN

    -M-W--S
    Search

  18. F94989

    Frontier Airlines

    18:37

    DEN

    2.5h

    20:04

    SAN

    SM-WT-S

  19. AA2303

    American Airlines

    18:11

    STL

    3.3h

    19:28

    PHX

    SMTWTFS
    Search

  20. AA480

    American Airlines

    20:20

    PHX

    1.3h

    21:37

    SAN

    SMTWTFS
Find more flights and airlines

Flight Info of Flights from St. Louis to San Diego International Airport

Cheapest return ticket price

HK$1,539

Cheapest direct flight price

HK$426

Cheapest month

May

Peak season for travel

December

FAQs for St. Louis to San Diego International Airport Flights

  • When are flight tickets from St. Louis (STL) to San Diego (SAN) the cheapest?

    Airlines adjust prices for flights from St. Louis to San Diego 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 San Diego (SAN) cost?

    According to Trip.com's data, the lowest price is around HK$3,229.

  • How long is the flight from St. Louis (STL) to San Diego (SAN)?

    It takes about 4 hours 37 minutes to fly from St. Louis (STL) to San Diego (SAN).

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

    • The distance from San Diego International Airport to downtown is about 3km, by taxi about 20 minutes.

  • What are the most popular airlines that fly from St. Louis (STL) to San Diego (SAN)?

    Airlines with flights from St. Louis (STL) to San Diego (SAN): Southwest Airlines.

  • What's the most popular airline for direct flights from St. Louis (STL) to San Diego (SAN)?

    Southwest Airlines operates 1 direct flights from St. Louis (STL) to San Diego (SAN).

  • How many airports in San Diego (SAN)?

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