The cheapest times to fly from HPH to IAH are

  • October 29th to March 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from HPH to IAH is late December. Prices can be as high as $14900 for Saturday flights during early August, or as low as $3147 for Friday flights around late December.


When to Fly to Houston

Flying from Hai Phong (HPH) to Houston, TX (IAH) will usually cost between $3147 to $14900 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late December with an average ticket price of $3175. Due to high demand the most expensive time to fly is early August, with an average price of $14300. Planning your trip to low-cost times can easily save you $11125 on economy flights and even more on first-class flights. Generally, any price below $3332 can be considered a good price for a round-trip HPH to IAH flight.

See below for a graph of average weekly prices for the HPH to IAH route. All prices are for round-trip tickets in USD.

HPH to IAH Flight Prices

Compared to other flights, the HPH to IAH flight is more expensive than the average and costs slightly more than the average flight leaving from Hai Phong. The average price per mile (for a direct flight) is $0.24, which is below average.


Flight Prices by Day of the Week

Friday is usually the cheapest day to fly to IAH, and Tuesday the cheapest day to fly back into HPH. Saturdays are the most expensive days to fly to Houston, and Wednesdays are the most expensive days to return to Hai Phong. Selecting flights on the least expensive days could save you up to $1159 (13%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Friday and returning a week later will cost an average of $6751. Return trip prices are from the IAH to HPH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from HPH to IAH can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 31 minutes may not be realistic.


Flight Hacking HPH to IAH

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from HPH to IAH — but Champion Traveler does!

Hack #1: Ho Chi Minh City (HPH > SGN > IAH)

  • Price for both tickets: $1194
  • Average savings: $2138 (64.17%)

See HPH to ICN flights

Hack #2: Seoul (HPH > ICN > IAH)

  • Price for both tickets: $1274
  • Average savings: $2059 (61.78%)

See HPH to SGN flights

Hack #3: Los Angeles, CA (HPH > LAX > IAH)

  • Price for both tickets: $1349
  • Average savings: $1984 (59.53%)

See HPH to LAX flights


Flight Questions Answered

Still have questions about flying from HPH to IAH? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air France, ANA, China Airlines, Emirates, EVA Air, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from George Bush Intercontinental/Houston Airport to Catbi International Airport?

The distance between the two airports is roughly 8631 miles or 13890 kilometers.

How long does it take to fly from HPH to IAH?

The real-world flight time for a nonstop HPH to IAH flight is about 16 hour 31 minutes.

How many flights go between Hai Phong and Houston, TX?

It depends on the day of the week and the date, but a typical day might have around 5 available flights from HPH to IAH.


Airport Location Info


Departing Airport

Origination code HPH
Origination airport name Catbi International Airport
City Hai Phong
Country Vietnam
Latitude 20.8
Longitude 106.7

Return Airport

Destination code IAH
Destination airport name George Bush Intercontinental/Houston Airport
City Houston, TX
Country the United States
Latitude 30
Longitude -95.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.