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St. Louis Lambert International Airport to Noi Bai International Airport flight

Explore the cheapest one-way and round-trip flights from St. Louis Lambert International Airport to Noi Bai International Airport over the next 90 days, with one-way fares from KRW 742,500 and round-trip from KRW 1,463,100. Based on Trip.com's latest 7-day flight data.

    • STL 06:00
      26h 45m
      2 stops
      HAN 21:45
      St. Louis - Hanoi | Sun, Nov 29 | Korean Air
      HAN 23:05
      35h 33m
      2 stops
      STL 21:38
      Hanoi - St. Louis | Mon, Dec 7 | Korean Air
      KRW 1,463,100 KRW 1,819,600
      20% off
      20% off
      KRW 1,819,600 KRW 1,463,100
    • STL 19:05
      39h
      2 stops
      HAN 23:05
      St. Louis - Hanoi | Mon, Nov 30 | United Airlines
      HAN 00:25
      32h 1m
      2 stops
      STL 19:26
      Hanoi - St. Louis | Tue, Dec 8 | United Airlines
      KRW 1,510,400 KRW 1,819,600
      17% off
      17% off
      KRW 1,819,600 KRW 1,510,400
    • STL 06:00
      40h 10m
      2 stops
      HAN 11:10
      St. Louis - Hanoi | Mon, Nov 30 | Korean Air
      HAN 23:05
      25h 24m
      2 stops
      STL 11:29
      Hanoi - St. Louis | Tue, Dec 8 | Korean Air
      KRW 1,528,000 KRW 1,819,600
      16% off
      16% off
      KRW 1,819,600 KRW 1,528,000
    • STL 11:32
      34h 33m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Mon, Nov 2 | American Airlines
      HAN 11:15
      49h 44m
      2 stops
      STL 23:59
      Hanoi - St. Louis | Mon, Nov 9 | Cathay Pacific
      KRW 1,531,800
      16% off
      KRW 1,819,600 KRW 1,531,800
    • STL 07:29
      26h 56m
      2 stops
      HAN 22:25
      St. Louis - Hanoi | Mon, Nov 2 | Japan Airlines
      HAN 23:55
      23h 58m
      2 stops
      STL 10:53
      Hanoi - St. Louis | Mon, Nov 9 | Japan Airlines
      KRW 1,558,300
      14% off
      KRW 1,819,600 KRW 1,558,300
    • STL 06:00
      26h 45m
      2 stops
      HAN 21:45
      St. Louis - Hanoi | Wed, Dec 9 | Delta Air Lines
      HAN 12:20
      22h 18m
      2 stops
      STL 21:38
      Hanoi - St. Louis | Wed, Dec 16 | Delta Air Lines
      KRW 1,568,100
      14% off
      KRW 1,819,600 KRW 1,568,100
    • STL 05:00
      28h 25m
      2 stops
      HAN 22:25
      St. Louis - Hanoi | Sat, Dec 5 | American Airlines
      HAN 23:55
      30h 51m
      2 stops
      STL 17:46
      Hanoi - St. Louis | Sat, Dec 12 | American Airlines
      KRW 1,576,900
      13% off
      KRW 1,819,600 KRW 1,576,900
    • STL 15:15
      42h 50m
      2 stops
      HAN 23:05
      St. Louis - Hanoi | Fri, Nov 13 | United Airlines
      HAN 00:25
      34h 15m
      2 stops
      STL 21:40
      Hanoi - St. Louis | Fri, Nov 20 | United Airlines
      KRW 1,580,300
      13% off
      KRW 1,819,600 KRW 1,580,300
    • STL 06:04
      48h 11m
      2 stops
      HAN 18:15
      St. Louis - Hanoi | Mon, Nov 2 | Cathay Pacific
      HAN 11:15
      49h 44m
      2 stops
      STL 23:59
      Hanoi - St. Louis | Mon, Nov 9 | Cathay Pacific
      KRW 1,589,300
      13% off
      KRW 1,819,600 KRW 1,589,300
    • STL 13:00
      17h 25m
      1 stop
      HAN 14:00
      St. Louis - Hanoi | Tue, Nov 3 | Normal Airline
      HAN 15:00
      6h
      Direct
      STL 16:00
      Hanoi - St. Louis | Thu, Nov 5 | Normal Airline
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    • Cheapest
      STL 08:10
      36h 55m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Wed, Nov 4 | American Airlines
      KRW 742,500 KRW 956,100
      22% off
      22% off
      KRW 956,100 KRW 742,500
    • STL 05:00
      40h 5m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Thu, Nov 5 | American Airlines
      KRW 746,100 KRW 956,100
      22% off
      22% off
      KRW 956,100 KRW 746,100
    • STL 06:00
      39h 5m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Thu, Nov 12 | Cathay Pacific
      KRW 795,000 KRW 956,100
      17% off
      17% off
      KRW 956,100 KRW 795,000
    • STL 09:09
      44h 6m
      2 stops
      HAN 18:15
      St. Louis - Hanoi | Sat, Nov 28 | Frontier Airlines
      KRW 814,600
      15% off
      KRW 956,100 KRW 814,600
    • STL 08:10
      45h 5m
      2 stops
      HAN 18:15
      St. Louis - Hanoi | Thu, Nov 12 | American Airlines
      KRW 819,100
      14% off
      KRW 956,100 KRW 819,100
    • STL 05:01
      48h 14m
      2 stops
      HAN 18:15
      St. Louis - Hanoi | Sun, Nov 15 | American Airlines
      KRW 819,100
      14% off
      KRW 956,100 KRW 819,100
    • STL 08:10
      36h 55m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Tue, Nov 3 | American Airlines
      KRW 824,300
      14% off
      KRW 956,100 KRW 824,300
    • STL 07:08
      25h 37m
      2 stops
      HAN 21:45
      St. Louis - Hanoi | Sun, Nov 15 | Korean Air
      KRW 826,700
      14% off
      KRW 956,100 KRW 826,700
    • STL 15:23
      36h 7m
      2 stops
      HAN 16:30
      St. Louis - Hanoi | Wed, Nov 4 | Alaska Airlines
      KRW 841,500
      12% off
      KRW 956,100 KRW 841,500
    • STL 13:00
      17h 25m
      1 stop
      HAN 14:00
      St. Louis - Hanoi | Tue, Nov 3 | Normal Airline
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    • STL 07:08
      25h 37m
      2 stops
      HAN 21:45
      St. Louis - Hanoi | Sun, Nov 15 | Korean Air
      KRW 826,700 KRW 956,100
      14% off
      14% off
      KRW 956,100 KRW 826,700
    • STL 06:00
      26h 45m
      2 stops
      HAN 21:45
      St. Louis - Hanoi | Wed, Dec 9 | Korean Air
      KRW 850,900 KRW 956,100
      11% off
      11% off
      KRW 956,100 KRW 850,900
    • STL 15:23
      36h 7m
      2 stops
      HAN 16:30
      St. Louis - Hanoi | Wed, Nov 4 | Alaska Airlines
      KRW 841,500 KRW 956,100
      12% off
      12% off
      KRW 956,100 KRW 841,500
    • STL 08:10
      36h 55m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Wed, Nov 4 | American Airlines
      KRW 742,500
      22% off
      KRW 956,100 KRW 742,500
    • STL 08:10
      36h 55m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Tue, Nov 3 | American Airlines
      KRW 824,300
      14% off
      KRW 956,100 KRW 824,300
    • STL 06:00
      39h 5m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Thu, Nov 12 | Cathay Pacific
      KRW 795,000
      17% off
      KRW 956,100 KRW 795,000
    • STL 05:00
      40h 5m
      2 stops
      HAN 10:05
      St. Louis - Hanoi | Thu, Nov 5 | American Airlines
      KRW 746,100
      22% off
      KRW 956,100 KRW 746,100
    • STL 09:09
      44h 6m
      2 stops
      HAN 18:15
      St. Louis - Hanoi | Sat, Nov 28 | Frontier Airlines
      KRW 814,600
      15% off
      KRW 956,100 KRW 814,600
    • STL 07:00
      44h 30m
      2 stops
      HAN 16:30
      St. Louis - Hanoi | Thu, Nov 5 | Alaska Airlines
      KRW 842,700
      12% off
      KRW 956,100 KRW 842,700
    • STL 13:00
      17h 25m
      1 stop
      HAN 14:00
      St. Louis - Hanoi | Tue, Nov 3 | Normal Airline
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Displayed flight fares from St. Louis to Hanoi are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from St. Louis Lambert International Airport to Noi Bai International Airport?

The cheapest airline flying from St. Louis Lambert International Airport to Noi Bai International Airport is American Airlines (from KRW 742,500) among 9 carriers operating this route. Based on Trip.com's latest 7-day flight data.

American Airlines
From KRW 742,500
Cathay Pacific
From KRW 795,000
Frontier Airlines
From KRW 814,600
Korean Air
From KRW 826,700
Alaska Airlines
From KRW 841,500
United Airlines
From KRW 862,500
All Nippon Airways
From KRW 895,800
Japan Airlines
From KRW 897,800
Delta Air Lines
From KRW 944,700

Find more flights and airlines

What is the flight schedule from St. Louis Lambert International Airport to Noi Bai International Airport?

Check the schedule for flights from St. Louis to Hanoi and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. KE7036

    St. Louis Lambert International Airport

    07:20

    STL

    1h 39m

    Direct

    09:59

    ATL

    S M T W T F S
    Search

  2. KE034

    Hartsfield–Jackson Atlanta International Airport

    10:45

    ATL

    15h 55m

    Direct

    16:40

    ICN

    S M T W T F S

  3. KE447

    Incheon International Airport

    18:45

    ICN

    5h

    Direct

    21:45

    HAN

    S M T W T F S

  4. JL7427

    St. Louis Lambert International Airport

    11:07

    STL

    1h 35m

    Direct

    12:42

    ORD

    S M T W T F S
    Search

  5. JL055

    O'Hare International Airport

    10:25

    ORD

    13h 25m

    Direct

    14:50

    NRT

    S M T W T F S

  6. JL751

    Narita International Airport

    18:00

    NRT

    6h 25m

    Direct

    22:25

    HAN

    S M T W T F S

  7. NH7589

    St. Louis Lambert International Airport

    08:05

    STL

    1h 40m

    Direct

    09:45

    ORD

    S M T W T F S
    Search

  8. NH011

    O'Hare International Airport

    11:50

    ORD

    12h 20m

    Direct

    15:10

    NRT

    S M T W T F S

  9. NH897

    Narita International Airport

    18:30

    NRT

    5h 45m

    Direct

    22:15

    HAN

    S M T W T F S

  10. KE3735

    St. Louis Lambert International Airport

    06:00

    STL

    1h 40m

    Direct

    08:40

    ATL

    S M T W T F S
    Search

  11. KE034

    Hartsfield–Jackson Atlanta International Airport

    10:45

    ATL

    15h 55m

    Direct

    16:40

    ICN

    S M T W T F S

  12. KE447

    Incheon International Airport

    18:45

    ICN

    5h

    Direct

    21:45

    HAN

    S M T W T F S

  13. AA1410

    St. Louis Lambert International Airport

    05:54

    STL

    2h 8m

    Direct

    08:02

    DFW

    S M T W T F S
    Search

  14. KE032

    Dallas Fort Worth International Airport

    11:05

    DFW

    15h 30m

    Direct

    17:35

    ICN

    S M T W T F S

  15. KE447

    Incheon International Airport

    18:45

    ICN

    5h

    Direct

    21:45

    HAN

    S M T W T F S

  16. DL1524

    St. Louis Lambert International Airport

    06:00

    STL

    1h 40m

    Direct

    08:40

    ATL

    S M T W T F S
    Search

  17. KE034

    Hartsfield–Jackson Atlanta International Airport

    10:45

    ATL

    15h 55m

    Direct

    16:40

    ICN

    S M T W T F S

  18. KE447

    Incheon International Airport

    18:45

    ICN

    5h

    Direct

    21:45

    HAN

    S M T W T F S

  19. UA214

    St. Louis Lambert International Airport

    19:05

    STL

    4h 36m

    Direct

    21:41

    SFO

    - - - W T F S
    Search

  20. BR027

    San Francisco International Airport

    00:45

    SFO

    13h 30m

    Direct

    05:15

    TPE

    S M T W T F S

  21. BR397

    Taiwan Taoyuan International Airport

    09:00

    TPE

    3h 5m

    Direct

    11:05

    HAN

    S M T W T F S

  22. AA2261

    St. Louis Lambert International Airport

    05:00

    STL

    2h 8m

    Direct

    07:08

    DFW

    S M T W T F S
    Search

  23. AA061

    Dallas Fort Worth International Airport

    10:35

    DFW

    13h 55m

    Direct

    15:30

    NRT

    S M T W T F S

  24. AA8440

    Narita International Airport

    18:00

    NRT

    5h 50m

    Direct

    21:50

    HAN

    S M T W T F S

  25. KE7036

    St. Louis Lambert International Airport

    07:20

    STL

    1h 39m

    Direct

    09:59

    ATL

    S M T W T F S
    Search

  26. KE036

    Hartsfield–Jackson Atlanta International Airport

    12:25

    ATL

    15h 55m

    Direct

    18:20

    ICN

    S M T W T F S

  27. 7C2201

    Incheon International Airport

    21:20

    ICN

    5h 20m

    Direct

    00:40

    HAN

    S M T W T F S

  28. UA4439

    St. Louis Lambert International Airport

    05:00

    STL

    1h 24m

    Direct

    06:24

    ORD

    S M T W T F S
    Search

  29. UA867

    O'Hare International Airport

    11:20

    ORD

    12h 5m

    Direct

    14:25

    NRT

    S M T W T F S

  30. UA7917

    Narita International Airport

    18:30

    NRT

    5h 45m

    Direct

    22:15

    HAN

    S M T W T F S
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About St. Louis Lambert International Airport and Noi Bai International Airport

Learn about St. Louis Lambert International Airport (STL) and Noi Bai International Airport (HAN) — including location, terminals, transportation, and travel tips.

Flight distance 13,153.21km
Cheapest one-way ticket price KRW 742,500
Cheapest return ticket price KRW 1,463,100

FAQs for St. Louis Lambert International Airport to Noi Bai International Airport Flights

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

    • The distance from Noi Bai International Airport to downtown is about 21km, by taxi about 40 minutes.
  • One-way flights from St. Louis Lambert International Airport to Noi Bai International Airport currently start from KRW 742,500, and round-trip fares start from KRW 1,463,100. The current lowest fare is a American Airlines flight departing on Wed, Nov 4; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from St. Louis Lambert International Airport to Noi Bai International Airport is KRW 7,421,000. Prices may vary depending on the departure date, airline, and availability.
  • Enter St. Louis Lambert International Airport and Noi Bai International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Most popular destination

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.