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Find cheap flights from Houston to Hanoi - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Nonstop flights
Not available
There are currently no direct flights between Houston and Hanoi. You'll need to take a connecting flight to reach the destination.
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Top routes
IAH - HAN
Cheapest • 9% average savings
HOU - HAN
Most popular
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When to book
10 weeks
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 26% compared to booking last minute.
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Insights
When to travel
March
Cheapest • 28% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dubai Intl (DXB)
Cheapest • Avg $1,406 (round-trip)
Taipei City Taiwan Taoyuan Intl (TPE)
Shortest trip • 22h 24m (one-way)
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Booking Insights
Flight Deals

Cheap Flights from Houston to Hanoi

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Houston to Hanoi

Multiple Airlines Logo
HO1  Johor Bahru Hallmark Regency Hotel-HAN Noibai Airport, Hanoi
8637 mimulti-stop
Multiple Airlines Logo
HAN  Noibai Airport, Hanoi-HO1 Johor Bahru Hallmark Regency Hotel
8637 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand and travel trends for Houston to Hanoi flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Houston to Hanoi?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Houston to Hanoi. It’s 9% cheaper than the average day, while Sunday is the most expensive, with prices 14% higher.

What’s the cheapest month to fly from Houston to Hanoi?

•March is the cheapest month to fly from Houston to Hanoi at $1,015 round-trip.
•May ($1,596) and December ($1,565) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 57% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Houston to Hanoi the cheapest?

Flights from Houston to Hanoi are cheapest 10 weeks before departure. Booking in this window typically costs about 26% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Houston to Hanoi flights

Low season

September
Beat the crowds with an average 14% drop in travelers.
The most popular month to fly with an average 77% increase in travelers.

When to book flights from Houston to Hanoi

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

Your Houston to Hanoi 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 Houston to Hanoi?

    Three cabin classes are available on flights from Houston to Hanoi:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Houston to Hanoi?

    A nonstop flight from Houston to Hanoi takes 00m, covering 8,637 miles.

  • Do I need a passport to fly from Houston to Hanoi?

    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 Houston to Hanoi flight?

    Round-trip flights from Houston to Hanoi range from $1,171 to $1,565, with an average of $1,400 over the past 12 months. Anything below $1,171 counts as a good deal.

  • How expensive are last-minute Houston to Hanoi flights?

    Last-minute fares on this route (booked within two weeks of departure) are 6% below the route average of $1,400. Booking late can sometimes save you money, but inventory is limited.

  • Which airports can I use when flying from Houston to Hanoi?

    Flights from Houston to Hanoi may depart from several airports in Houston area, including Houston Hobby (HOU) and Houston George Bush Intcntl (IAH). Flights usually arrive at Hanoi Noibai (HAN).

  • Which airports do connecting flights from Houston to Hanoi pass through?

    One-stop flights from Houston to Hanoi most commonly connect through:

    • Taipei City Taiwan Taoyuan Intl (TPE) - 73% of one-stop connections
    • Doha Hamad Intl (DOH) - 10% of one-stop connections
    • Istanbul (IST) - 8% of one-stop connections
    • Tokyo Narita (NRT) - 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Houston to Hanoi?

    Yes. Flexible dates can save you up to 21% on flights from Houston to Hanoi. Monday is the cheapest departure day at $1,277 round-trip on average, while Sunday is the most expensive at $1,600, a difference of $323.

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

  • How much time can I save by choosing a different layover airport from Houston to Hanoi?

    Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time at 22h 24m, compared with 24h 51m via Tokyo Narita (NRT) and 25h 52m via Doha Hamad Intl (DOH).

  • What is the time difference between Houston and Hanoi?

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

  • What popular places can I visit in Hanoi?

    Some of the most popular sights in Hanoi are Hoan Kiem Lake, Old City Gate and Hanoi Opera House. These are among the most viewed places in Hanoi on KAYAK.

Your guide to booking Houston to Hanoi flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Sunday. On this route, Monday flights average $1,277, about $323 less than Sunday fares (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 26% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Houston to Hanoi trip for March. Fares historically average $1,015 round-trip in that month - typically $581 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Hanoi Noibai Airport.

    • Huy Hoang Airport Hotel

More options for your flight from Houston to Hanoi

Complete your trip to Hanoi with a hotel stay or car rental

Car rentals in Hanoi
Hotels in Hanoi
Vacations in Hanoi