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Cheap flights from St. Louis (STL) to Hanoi (HAN) from $694

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — HAN
jun. 11 — jun. 181
From?
To?
mar. 6/11
mar. 6/18
1 adult, Economy
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Cheap flight deals from St. Louis to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Hanoi (HAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 6, 2024.

Popular in

June

Cheapest in

October

Round-trip from

$1,025

One-way from

$694
High demand for flights, 32% potential price rise
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Best time to find cheap flights, 21% potential price drop
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From Lambert-St Louis to Hanoi Noibai
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One-way flight from Lambert-St Louis to Hanoi Noibai
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What is the cheapest day to fly round-trip from St. Louis to Hanoi?

Users have found that flying from St. Louis to Hanoi on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from St. Louis to Hanoi?

The best pricing can be found in the month of October. Prices to Hanoi from St. Louis average $1,746. You can even find prices in October for less than $1,746, as users have found deals to Hanoi from as low as $1,286. The month of June appears to be one of the more expensive times to travel to Hanoi from St. Louis. Flying in the targeted month can save you up to 46%.

What is the cheapest time of day to fly from STL to HAN?

It’s optimal to fly from St. Louis to Hanoi at noon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.

Cheap St. Louis to Hanoi flights in June & July 2024

Find cheap flight options from St. Louis to Hanoi specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.
These are some of the most attractive deals on flights from St. Louis to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
mar. 6/258:55 amSTL - HAN
2 stops42h 30mTurkish Airlines
sáb. 7/1311:05 pmHAN - STL
2 stops52h 35mTurkish Airlines
Deal found 6/4$2,141
mar. 6/254:05 pmSTL - HAN
3 stops30h 40mMultiple Airlines
sáb. 7/135:50 pmHAN - STL
3 stops35h 59mMultiple Airlines
Deal found 6/4$2,371
mar. 6/256:51 pmSTL - HAN
2 stops48h 19mQatar Airways
vie. 7/123:30 amHAN - STL
2 stops30h 24mQatar Airways
Deal found 6/4$2,488
mar. 6/254:05 pmSTL - HAN
3 stops30h 40mMultiple Airlines
sáb. 7/137:55 amHAN - STL
2 stops24h 06mMultiple Airlines
Deal found 6/4$2,666
mar. 6/253:10 pmSTL - HAN
2 stops40h 55mMultiple Airlines
sáb. 7/1310:55 pmHAN - STL
1 stop26h 35mMultiple Airlines
Deal found 6/4$4,251

St. Louis to Hanoi 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Hanoi in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
These are some of the most attractive deals on flights from St. Louis to Hanoi in 2024. More deals are always being added, so be sure to check back regularly.
mié. 11/137:00 amSTL - HAN
2 stops27h 05mUnited Airlines
jue. 12/1212:25 amHAN - STL
2 stops32h 56mUnited Airlines
Deal found 6/5$1,287
vie. 11/295:40 pmSTL - HAN
2 stops32h 45mTurkish Airlines
dom. 12/810:30 pmHAN - STL
2 stops48h 57mTurkish Airlines
Deal found 6/5$1,301
mié. 11/136:00 amSTL - HAN
2 stops36h 10mQatar Airways
vie. 12/137:10 pmHAN - STL
2 stops39h 21mQatar Airways
Deal found 6/5$1,312
vie. 11/2912:06 pmSTL - HAN
2 stops30h 04mQatar Airways
sáb. 12/71:40 amHAN - STL
2 stops32h 51mQatar Airways
Deal found 6/5$1,339
lun. 12/231:30 pmSTL - HAN
2 stops44h 35mUnited Airlines
mar. 1/2112:25 amHAN - STL
2 stops33h 45mUnited Airlines
Deal found 6/5$1,626
lun. 12/96:15 amSTL - HAN
2 stops27h 50mUnited Airlines
mié. 1/811:30 pmHAN - STL
2 stops37h 57mUnited Airlines
Deal found 6/5$1,681
lun. 12/91:27 pmSTL - HAN
2 stops44h 38mANA
mar. 1/712:25 amHAN - STL
2 stops32h 00mANA
Deal found 6/5$1,783
lun. 12/237:27 pmSTL - HAN
2 stops38h 03mJapan Airlines
mié. 1/2211:55 pmHAN - STL
2 stops36h 59mJapan Airlines
Deal found 6/5$1,889
mar. 6/258:55 amSTL - HAN
2 stops42h 30mTurkish Airlines
sáb. 7/1311:05 pmHAN - STL
2 stops52h 35mTurkish Airlines
Deal found 6/4$2,141

One-way flights to Hanoi from St. Louis

Search for one-way flight options from St. Louis to Hanoi. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
Users traveling one-way from St. Louis to Hanoi can select one of these great deals. For those needing a return trip from St. Louis, there is a search form available above.
mié. 11/206:15 amSTL - HAN
2 stops27h 50mANA
Deal found 6/5$694
mié. 11/205:36 amSTL - HAN
3 stops27h 54mAmerican Airlines
Deal found 6/5$3,293
mié. 11/203:45 pmSTL - HAN
1 stop26h 25mMultiple Airlines
Deal found 6/5$5,252
mié. 11/203:45 pmSTL - HAN
1 stop26h 25mMultiple Airlines
Deal found 6/6$5,253

Find flights from St. Louis to Hanoi within your budget

Customize your flight search to find flights from St. Louis to Hanoi that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,287 - $4,486

Route

Depart

Return

Price

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

mié. 11/13

2 stops27h 05m

Hanoi Noibai

jue. 12/12

2 stops32h 56m

$1,287

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

vie. 11/29

2 stops32h 45m

Hanoi Noibai

dom. 12/8

2 stops48h 57m

$1,301

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

mié. 11/13

2 stops36h 10m

Hanoi Noibai

vie. 12/13

2 stops39h 21m

$1,312

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

vie. 11/29

2 stops30h 04m

Hanoi Noibai

sáb. 12/7

2 stops32h 51m

$1,339

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

sáb. 8/3

2 stops41h 49m

Hanoi Noibai

dom. 8/11

2 stops49h 32m

$1,685

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

mar. 6/25

2 stops42h 30m

Hanoi Noibai

sáb. 7/13

2 stops52h 35m

$2,141

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

sáb. 8/3

2 stops38h 28m

Hanoi Noibai

dom. 8/11

3 stops52h 58m

$2,229

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

sáb. 8/3

3 stops40h 45m

Hanoi Noibai

dom. 8/11

3 stops52h 53m

$2,249

Lambert-St LouisHanoi Noibai

STL - HAN

STLHAN

Lambert-St Louis

mié. 11/13

3 stops27h 54m

Hanoi Noibai

vie. 12/13

3 stops35h 43m

$4,486

Flights are sorted by cheapest first

Deals found on 6/5

What is the cheapest day to fly from St. Louis to Hanoi?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Hanoi. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Hanoi flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from St. Louis to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Hanoi by month

Plan your trip to Hanoi by taking into account the average temperature and rainfall totals by month.

HAN

Temperature

62.6 - 84.2 °F

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hanoi. Reviews last updated junio 6, 2024.
See what other customers who have flown with Turkish Airlines, Qatar Airways and United Airlines from St. Louis to Hanoi have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

ANA
8.5
Very good
912 reviews
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Qatar Airways
7.7
Good
4,312 reviews
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Turkish Airlines
7.4
Good
3,718 reviews
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

United Airlines
7.4
Good
10,696 reviews
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

American Airlines
7.3
Good
14,227 reviews
ANA
8.5
Very good
912 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.0

Boarding

8.6

Crew

8.8

Food

7.8

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from St. Louis to Hanoi for under $1,300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Hanoi for under $1,300. The cheapest flight booked recently is on United Airlines for just $1,287, but on average you can expect to pay $2,968.

  • What are the cheapest airlines flying from St. Louis to Hanoi round-trip?

    Currently priced at $1,287, United Airlines will fly you from St. Louis to Hanoi and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Turkish Airlines and Qatar Airways - these airlines can fly you to your destination from $1,301 and $1,312, respectively. Users have found that United Airlines is 26% cheaper than the other options available to this destination.

  • What does STL to HAN mean?

    STL stands for Lambert-St Louis Airport, while HAN stands for Hanoi Noibai Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

  • Can I find deals for flights from St. Louis to Hanoi that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Hanoi flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Hanoi with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Hanoi flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Hanoi that include hotel bookings?

    Yes. In addition to deals on St. Louis to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Hanoi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Hanoi.

  • Can I find deals for business class flights from St. Louis to Hanoi?

    Yes. Cheapflights offers flight deals from St. Louis to Hanoi by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Hanoi that allow pets onboard?

    Many airlines flying from St. Louis to Hanoi offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Hanoi?

    Yes, you can often find last-minute deals on St. Louis to Hanoi flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Hanoi flight deals updated?

    The St. Louis to Hanoi flight deals you see on this page were last updated on 6/5.

  • What are the most popular airlines that fly from St. Louis to Hanoi?

    Before booking your flight from St. Louis to Hanoi check out the most popular airlines for this route: American Airlines, Delta or Japan Airlines.

  • What is the cheapest month to book a flight from St. Louis to Hanoi?

    Currently, September is the cheapest month in which you can book a flight from St. Louis to Hanoi (average of $1,025). Flying from St. Louis to Hanoi in June is currently the most expensive (average of $1,593). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for St. Louis to Hanoi
See prices for flight routes from nearby airports that may be better suited for you.

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Top 6 airlines flying from St. Louis to Hanoi

Discover the top 6 airlines that operate flights from St. Louis to Hanoi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$1,269Average$1,908FlexibilityNo cancel feeOn-time79%
Qatar AirwaysCheapest$1,285Average$1,510FlexibilityNo cancel feeOn-time68%
DeltaCheapest$1,432Average$2,405FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,450Average$1,492FlexibilityNo cancel feeOn-time71%
ANACheapest$1,491Average$1,647FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$1,561Average$2,297FlexibilityNo cancel feeOn-time81%
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Search flights from St. Louis to Hanoi by cabin class

Find flights from St. Louis to Hanoi, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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