The cheapest times to fly from CHC to IAH are

  • January 22nd to March 18th
  • April 23rd to June 24th
  • August 20th to September 9th
  • October 15th to November 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 CHC to IAH is late May. Prices can be as high as $2623 for Saturday flights during early January, or as low as $888 for Monday flights around late May.


When to Fly to Houston

Flying from Christchurch (CHC) to Houston, TX (IAH) will usually cost between $980 to $1645 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May with an average ticket price of $1032. Due to high demand the most expensive time to fly is early January, with an average price of $2184. Planning your trip to low-cost times can easily save you $1152 on economy flights and even more on first-class flights. Generally, any price below $1162 can be considered a good price for a round-trip CHC to IAH flight.

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

CHC to IAH Flight Prices

Compared to other flights, the CHC to IAH flight is slightly more expensive than the average and costs about as much as the average flight leaving from Christchurch. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to fly to IAH, and Tuesday the cheapest day to fly back into CHC. Saturdays are the most expensive days to fly to Houston, and Fridays are the most expensive days to return to Christchurch. Selecting flights on the least expensive days could save you up to $139 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1158. Return trip prices are from the IAH to CHC 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 CHC to IAH can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 14 hour 51 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from CHC to IAH while comparing.

Destination alternative #1: William P Hobby Airport (HOU) in Houston, TX

  • 24 miles (39 km) away from IAH
  • Usually 0.17% less expensive than IAH
  • 2-layover flights available

See CHC to HOU flights


Flight Hacking CHC 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 CHC to IAH — but Champion Traveler does!

Hack #1: Wellington (CHC > WLG > IAH)

  • Price for both tickets: $1147
  • Average savings: $16 (1.33%)

See CHC to AKL flights

Hack #2: Auckland (CHC > AKL > IAH)

  • Price for both tickets: $1154
  • Average savings: $9 (0.73%)

See CHC to WLG flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Air Canada, Air New Zealand, Alaska, American, Cathay Pacific, China Southern, Delta, EVA Air, Qantas, Singapore Airlines, United, Virgin Australia, and potentially more during busy seasons.

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

The distance between the two airports is roughly 7706 miles or 12402 kilometers.

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

The real-world flight time for a nonstop CHC to IAH flight is about 14 hour 51 minutes.

How many flights go between Christchurch and Houston, TX?

It depends on the day of the week and the date, but a typical day might have around 72 available flights from CHC to IAH.


Airport Location Info


Departing Airport

Origination code CHC
Origination airport name Christchurch International Airport
City Christchurch
Country New Zealand
Latitude -43.5
Longitude 172.5

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.