United States
USD

HAN - STL

$1,264 Find Cheap Flights from Hanoi to St. Louis - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 19% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$1,264
Typical prices: $1,112-$1,412
Multiple Airlines
Tue 11/20Tue 11/27
HAN - STL • 2 stops
Cheapest one-way
$2,466
Typical prices: $560-$833
Multiple Airlines
Fri 11/9
HAN - STL • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Hanoi and St. Louis. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to St. Louis!

Cheap Flights from Hanoi to St. Louis (HAN-STL)

 

Cheap flights from Hanoi to St. Louis with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
7:25 pm - 11:59 pmHAN  Hanoi Noibai-STL Lambert-St Louis
41h 34m2 stops Hong Kong Intl Seattle/Tacoma Intl
Multiple Airlines Logo
9:56 am - 10:05 amSTL  Lambert-St Louis-HAN Hanoi Noibai
35h 09m2 stops Boston Logan Intl Hong Kong Intl
$1,264Multiple Airlines
Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
3:40 pm - 12:25 pmHAN  Hanoi Noibai-STL Lambert-St Louis
33h 45m3 stops Taipei City Taiwan Taoyuan Intl Los Angeles Orlando
Multiple Airlines Logo
1:20 pm - 1:55 pmSTL  Lambert-St Louis-HAN Hanoi Noibai
35h 35m3 stops Orlando Los Angeles Taipei City Taiwan Taoyuan Intl
$1,571Multiple Airlines
Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
6:20 pm - 2:45 pmHAN  Hanoi Noibai-STL Lambert-St Louis
33h 25m3 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl Phoenix Sky Harbor Intl
Multiple Airlines Logo
3:20 pm - 11:35 amSTL  Lambert-St Louis-HAN Hanoi Noibai
31h 15m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl
$1,749Multiple Airlines
Fri, Nov 20 - Fri, Nov 27
Multiple Airlines Logo
11:05 pm - 11:59 pmHAN  Hanoi Noibai-STL Lambert-St Louis
37h 54m2 stops Incheon Intl Seattle/Tacoma Intl
Multiple Airlines Logo
3:40 pm - 6:30 amSTL  Lambert-St Louis-HAN Hanoi Noibai
25h 50m1 stop Frankfurt am Main
$2,334Multiple Airlines

Key details for Hanoi to St. Louis flights

Cheapest flight

$1,264
Round-trip flight from Hanoi to St. Louis

When to book flights from Hanoi to St. Louis

Are your dates flexible? Find out the best times to travel from Hanoi to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Hanoi to St. Louis flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Hanoi to St. Louis?

    Three cabin classes are available on flights from Hanoi to St. Louis:

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Hanoi to St. Louis?

    A nonstop flight from Hanoi to St. Louis takes 00m, covering 8,157 miles.

  • Do I need a passport to fly from Hanoi to St. Louis?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Hanoi to St. Louis flight?

    Round-trip flights from Hanoi to St. Louis range from $1,112 to $1,412, with an average of $1,277 over the past 12 months. Anything below $1,112 counts as a good deal.

  • Have flight prices from Hanoi to St. Louis changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $1,264 to $2,334. That means the highest observed fare was about 84% higher than the lowest one.

  • How are flight prices from Hanoi to St. Louis looking right now?

    One-way fares from Hanoi to St. Louis are currently higher than usual. Average one-way flight prices are about $2,590, which is 360% above the typical average for this route.

  • What car rental options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:

    • Hertz
    • Budget
    • Alamo
    • Enterprise Rent-A-Car
    • Payless

  • Which airports can I use when flying from Hanoi to St. Louis?

    Flights from Hanoi to St. Louis usually depart from Hanoi Noibai (HAN) and arrive at Lambert-St Louis (STL).

  • Can I save money by using flexible dates for flights from Hanoi to St. Louis?

    Yes. Flexible dates can save you up to 23% on flights from Hanoi to St. Louis. Wednesday is the cheapest departure day at $1,132 round-trip on average, while Monday is the most expensive at $1,460, a difference of $328.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Hanoi and St. Louis?

    St. Louis is 12 hours behind Hanoi (Central Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in St. Louis?

    Some of the most popular sights in St. Louis are Busch Stadium, Enterprise Center and America's Center Convention Complex. These are among the most viewed places in St. Louis on KAYAK.

Your guide to booking Hanoi to St. Louis flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Hanoi to St. Louis

Complete your trip to St. Louis with a hotel stay or car rental

Car rentals in St. Louis
Hotels in St. Louis
Vacations in St. Louis