$377 Cheap Flights from Houston (IAH) to Hanoi (HAN)

View $377 flight on Sun, Feb 15, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)

Cheap Flights from Houston to Hanoi (IAH-HAN)

Prices were available within the past 7 days and start at $377 for one-way flights and $920 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Apr 14 - Wed, May 6
IAH
Houston
HAN
Hanoi
$920 Roundtrip, found 4 days ago
$920
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Apr 14 from Houston to Hanoi, returning Wed, May 6, priced at $920 found 4 days ago
All Nippon Airways
Tue, Sep 1 - Sun, Sep 6
IAH
Houston
HAN
Hanoi
$949 Roundtrip, found 6 days ago
$949
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Sep 1 from Houston to Hanoi, returning Sun, Sep 6, priced at $949 found 6 days ago
Cathay Pacific
Tue, Nov 25 - Tue, Dec 2
IAH
Houston
HAN
Hanoi
$996 Roundtrip, found 2 hours ago
$996
Roundtrip
found 2 hours ago
Select Cathay Pacific flight, departing Tue, Nov 25 from Houston to Hanoi, returning Tue, Dec 2, priced at $996 found 2 hours ago
United
Mon, Aug 10 - Mon, Sep 7
IAH
Houston
HAN
Hanoi
$1,022 Roundtrip, found 20 hours ago
$1,022
Roundtrip
found 20 hours ago
Select United flight, departing Mon, Aug 10 from Houston to Hanoi, returning Mon, Sep 7, priced at $1,022 found 20 hours ago
Turkish Airlines
Tue, Jan 13 - Tue, Jan 20
IAH
Houston
HAN
Hanoi
$1,025 Roundtrip, found 3 hours ago
$1,025
Roundtrip
found 3 hours ago
Select Turkish Airlines flight, departing Tue, Jan 13 from Houston to Hanoi, returning Tue, Jan 20, priced at $1,025 found 3 hours ago
Japan Airlines
Mon, Nov 17 - Thu, Dec 4
IAH
Houston
HAN
Hanoi
$1,040 Roundtrip, found 4 days ago
$1,040
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Mon, Nov 17 from Houston to Hanoi, returning Thu, Dec 4, priced at $1,040 found 4 days ago
EVA Airways
Wed, Apr 15 - Tue, May 5
IAH
Houston
HAN
Hanoi
$1,055 Roundtrip, found 4 days ago
$1,055
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Wed, Apr 15 from Houston to Hanoi, returning Tue, May 5, priced at $1,055 found 4 days ago
American Airlines
Wed, Jan 7 - Mon, Jan 19
IAH
Houston
HAN
Hanoi
$1,076 Roundtrip, found 3 hours ago
$1,076
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Houston to Hanoi, returning Mon, Jan 19, priced at $1,076 found 3 hours ago
Alaska Airlines
Tue, Nov 11 - Sun, Nov 16
IAH
Houston
HAN
Hanoi
$1,139 Roundtrip, found 2 days ago
$1,139
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Nov 11 from Houston to Hanoi, returning Sun, Nov 16, priced at $1,139 found 2 days ago
Korean Air
Tue, Nov 25 - Tue, Dec 2
IAH
Houston
HAN
Hanoi
$1,342 Roundtrip, found 2 hours ago
$1,342
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Tue, Nov 25 from Houston to Hanoi, returning Tue, Dec 2, priced at $1,342 found 2 hours ago

Find the cheapest month to fly from Houston (IAH) to Hanoi (HAN)

September is typically the cheapest month to fly

From $847 - $1,151 per traveler.

Alternative airports near Hanoi

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Noi Bai Intl. HAN. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,121
HAN
Noi Bai Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,121

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN) cost?
Grab a cheap one-way flight from $377 or cheap return flight from $920 from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)?
April is the least expensive month to fly from IAH to HAN. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IAH to HAN flight.
How many flights per day from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)?
You'll need to catch a flight with a layover when traveling from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from IAH to HAN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change depending on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)?
Choose a flight from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN) last-minute?
Holding off until just before your trip to book a ticket from IAH to HAN often results in higher prices. While you may come across some last-minute deals, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book an IAH to HAN flight and hotel package?
You can save money by securing an IAH to HAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Noi Bai Intl. Airport (HAN)?
Typically, you can reschedule or cancel your IAH to HAN flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Noi Bai Intl.
Airlines serving
Air Canada, Air China, Air France, All Nippon Airways, American Airlines, British Airways, Cathay Pacific, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Malaysia Airlines, Qatar Airways, Turkish Airlines, United
Roundtrip price
$920
Distance
8629 mi

Book with confidence

Houston to Hanoi Flights

The cheapest times to fly from Houston to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Hanoi are during the month of April. You can find some of the cheapest flights from Houston to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Hanoi

Sunday is one of the best days to book for cheap flights from Houston to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Hanoi in 2025. You can also book with separate airlines for your outbound and return journeys, from $377 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Hanoi Flights

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*Available to One Key members.