The cheapest times to fly from IAH to CHC are

  • February 12th to June 24th (except the week of March 26th)
  • October 15th to December 9th

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 IAH to CHC is late May. Prices can be as high as $2791 for Friday flights during late December, or as low as $994 for Tuesday flights around late May.


When to Fly to Christchurch

Flying from Houston, TX (IAH) to Christchurch (CHC) will usually cost between $1094 to $2303 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 $1046. Due to high demand the most expensive time to fly is late December, with an average price of $2485. Planning your trip to low-cost times can easily save you $1439 on economy flights and even more on first-class flights. Generally, any price below $1502 can be considered a good price for a round-trip IAH to CHC flight.

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

IAH to CHC Flight Prices

Compared to other flights, the IAH to CHC flight is more expensive than the average and costs slightly more than the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to CHC, and Monday the cheapest day to fly back into IAH. Fridays are the most expensive days to fly to Christchurch, and Saturdays are the most expensive days to return to Houston. 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 Tuesday and returning a week later will cost an average of $1487. Return trip prices are from the CHC to IAH 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 IAH to CHC 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.


Flight Hacking IAH to CHC

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 IAH to CHC — but Champion Traveler does!

Hack #1: Los Angeles, CA (IAH > LAX > CHC)

  • Price for both tickets: $1270
  • Average savings: $233 (15.48%)

See IAH to LAX flights

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

  • Price for both tickets: $1419
  • Average savings: $83 (5.53%)

See IAH to AKL flights

Hack #3: San Francisco, CA (IAH > SFO > CHC)

  • Price for both tickets: $1453
  • Average savings: $50 (3.3%)

See IAH to SFO flights


Flight Questions Answered

Still have questions about flying from IAH to CHC? 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, Asiana, Cathay Pacific, China Southern, Delta, Qantas, Singapore Airlines, United, Virgin Australia, and potentially more during busy seasons.

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

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

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

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

How many flights go between Houston, TX and Christchurch?

It depends on the day of the week and the date, but a typical day might have around 68 available flights from IAH to CHC.


Airport Location Info


Departing Airport

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

Return Airport

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


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.