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Flights from St. Louis to Singapore Starting at NZD 1,070

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • STL10:25
        31h 35m
        1 stop
        SIN08:00
        Tue, Feb 18|St. Louis - Singapore|Southwest Airlines
        NZD 1,070NZD 1,606
        33% OFF
        33% OFF
        NZD 1,606NZD 1,070

        Choose Southwest Airlines flights from St. Louis to Singapore. The one-way connecting flight with Southwest Airlines departs from St. Louis Lambert International Airport on Tue, Feb 18, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,070 including taxes and charges.

      • STL07:00
        35h
        1 stop
        SIN07:00
        Wed, Mar 19|St. Louis - Singapore|United Airlines
        NZD 1,086NZD 1,606
        32% OFF
        32% OFF
        NZD 1,606NZD 1,086

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Wed, Mar 19, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,086 including taxes and charges.

      • STL09:00
        45h 15m
        1 stop
        SIN20:15
        Sat, Feb 15|St. Louis - Singapore|United Airlines
        NZD 1,088NZD 1,606
        32% OFF
        32% OFF
        NZD 1,606NZD 1,088

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Sat, Feb 15, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,088 including taxes and charges.

      • STL07:00
        23h 15m
        1 stop
        SIN20:15
        Tue, Feb 11|St. Louis - Singapore|United Airlines
        NZD 1,091
        NZD 1,091

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Tue, Feb 11, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,091 including taxes and charges.

      • STL07:00
        23h 15m
        1 stop
        SIN20:15
        Wed, Feb 12|St. Louis - Singapore|United Airlines
        NZD 1,091
        NZD 1,091

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Wed, Feb 12, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,091 including taxes and charges.

      • STL07:00
        23h 15m
        1 stop
        SIN20:15
        Tue, Jan 28|St. Louis - Singapore|United Airlines
        NZD 1,094
        NZD 1,094

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Tue, Jan 28, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,094 including taxes and charges.

      • STL07:00
        23h 15m
        1 stop
        SIN20:15
        Thu, Jan 23|St. Louis - Singapore|United Airlines
        NZD 1,096
        NZD 1,096

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Thu, Jan 23, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,096 including taxes and charges.

      • STL07:00
        23h 15m
        1 stop
        SIN20:15
        Mon, Jan 27|St. Louis - Singapore|United Airlines
        NZD 1,106
        NZD 1,106

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Mon, Jan 27, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,106 including taxes and charges.

      • STL09:00
        33h
        1 stop
        SIN08:00
        Tue, Mar 4|St. Louis - Singapore|United Airlines
        NZD 1,113
        NZD 1,113

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Tue, Mar 4, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,113 including taxes and charges.

      • STL09:00
        33h
        1 stop
        SIN08:00
        Tue, Feb 18|St. Louis - Singapore|United Airlines
        NZD 1,117
        NZD 1,117

        Choose United Airlines flights from St. Louis to Singapore. The one-way connecting flight with United Airlines departs from St. Louis Lambert International Airport on Tue, Feb 18, arriving at Singapore Changi Airport. One-way Prices start from NZD 1,117 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        SIN02:00 pm
        Thu, Jan 30|St. Louis - Singapore|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.

St. Louis to San Francisco flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. JL7537

    Japan Airlines

    06:15

    STL

    4.1h

    08:22

    LAX

    SM--TF-
    Search

  2. JL061

    Japan Airlines

    12:10

    LAX

    11.8h

    17:00

    NRT

    SMTWTFS

  3. JL711

    Japan Airlines

    17:55

    NRT

    7.4h

    00:20

    SIN

    SMTWTFS

  4. JL7254

    Japan Airlines

    07:04

    STL

    2.0h

    09:03

    DFW

    SMTWTFS
    Search

  5. JL011

    Japan Airlines

    11:05

    DFW

    13.6h

    14:40

    HND

    SMTWTFS

  6. JL035

    Japan Airlines

    00:05

    HND

    7.2h

    06:15

    SIN

    SMTWTFS

  7. UA246

    United Airlines

    07:05

    STL

    4.6h

    09:40

    SFO

    SMTWTFS
    Search

  8. UA029

    United Airlines

    10:35

    SFO

    17.2h

    18:45

    SIN

    SMTWTFS

  9. UA703

    United Airlines

    08:27

    STL

    2.6h

    10:05

    DEN

    SMTWTFS
    Search

  10. UA1561

    United Airlines

    11:40

    DEN

    2.9h

    13:31

    SFO

    SMTWTFS

  11. UA001

    United Airlines

    22:40

    SFO

    17.1h

    06:45

    SIN

    SMTWTFS

  12. UA4169

    United Airlines

    14:55

    STL

    1.5h

    16:25

    ORD

    SMTWTFS
    Search

  13. UA1761

    United Airlines

    18:22

    ORD

    5.0h

    21:21

    SFO

    SMTWTFS

  14. UA001

    United Airlines

    22:40

    SFO

    17.1h

    06:45

    SIN

    SMTWTFS

  15. WN352

    Southwest Airlines

    15:10

    STL

    4.5h

    17:40

    SFO

    SMTWT-S
    Search

  16. UA001

    United Airlines

    22:40

    SFO

    17.1h

    06:45

    SIN

    SMTWTFS

  17. QR9002

    Qatar Airways

    16:30

    STL

    1.3h

    17:50

    ORD

    SMTW-FS
    Search

  18. QR726

    Qatar Airways

    19:05

    ORD

    13.3h

    17:20

    DOH

    SMTWTFS

  19. QR942

    Qatar Airways

    20:10

    DOH

    7.6h

    08:45

    SIN

    SMTWTFS

  20. F94567

    Frontier Airlines

    18:49

    STL

    2.6h

    20:25

    DEN

    S-T-TF-
    Search

  21. F93439

    Frontier Airlines

    22:49

    DEN

    2.9h

    00:43

    SFO

    SMTWTFS

  22. SQ031

    Singapore Airlines

    11:30

    SFO

    16.7h

    19:10

    SIN

    SMTWTFS

  23. F93641

    Frontier Airlines

    18:55

    STL

    3.7h

    20:36

    LAS

    SMTWTFS
    Search

  24. UA2356

    United Airlines

    08:00

    LAS

    1.7h

    09:43

    SFO

    SMTWTFS

  25. UA029

    United Airlines

    10:35

    SFO

    17.2h

    18:45

    SIN

    SMTWTFS

  26. F93641

    Frontier Airlines

    18:55

    STL

    3.7h

    20:36

    LAS

    SMTWTFS
    Search

  27. F93801

    Frontier Airlines

    16:17

    LAS

    1.8h

    18:07

    SFO

    SMTWTFS

  28. UA029

    United Airlines

    10:35

    SFO

    17.2h

    18:45

    SIN

    SMTWTFS
Find more flights and airlines

Find the best time to fly from St. Louis to Singapore

We monitor flight fares to help you find the best deals effortlessly

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

FAQ

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

    Airlines adjust prices for flights from St. Louis to Singapore based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Singapore (SIN) cost?

    According to Trip.com's data, the lowest price is around NZD 2,416.

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

    • The distance from Singapore Changi Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
    • The distance from Seletar Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

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

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Singapore. Book your flights at the right time and save more.
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 Information from St. Louis to Singapore

Cheapest nonstop flight priceNZD 1,069
Off-season for travelFebruary
Peak season for travelDecember
Flight distance15,350.75 km
Popular airlineAmerican Airlines

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