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Cheap flights from St. Louis to Christchurch from $1,604

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Christchurch departing on 9/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from St. Louis to Christchurch

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air New Zealand Logo
7:06 pm - 11:05 pm
STL
-
CHC
33h 59m
2 stops
Air New Zealand Logo
6:45 am - 10:06 pm
CHC
-
STL
33h 21m
2 stops
$1,604Air New Zealand
Mon, Sep 28 - Tue, Oct 13
Air New Zealand Logo
4:17 pm - 8:55 am
STL
-
CHC
22h 38m
2 stops
Air New Zealand Logo
3:00 pm - 10:06 pm
CHC
-
STL
25h 06m
2 stops
$1,964Air New Zealand
Tue, Sep 29 - Thu, Oct 15
Air New Zealand Logo
1:30 pm - 1:25 pm
STL
-
CHC
29h 55m
3 stops
Air New Zealand Logo
5:00 pm - 10:06 pm
CHC
-
STL
23h 06m
2 stops
$1,968Air New Zealand
Mon, Sep 28 - Tue, Oct 13
Air New Zealand Logo
8:50 am - 11:25 am
STL
-
CHC
32h 35m
2 stops
Air New Zealand Logo
5:00 pm - 10:06 pm
CHC
-
STL
23h 06m
2 stops
$1,989Air New Zealand
Thu, Oct 1 - Tue, Oct 13
Air Canada Logo
8:55 am - 11:05 pm
STL
-
CHC
44h 10m
3 stops
Air Canada Logo
6:30 am - 8:00 pm
CHC
-
STL
31h 30m
3 stops
$2,004Air Canada
Mon, Sep 28 - Tue, Oct 13
Air New Zealand Logo
4:17 pm - 9:25 am
STL
-
CHC
23h 08m
2 stops
Air New Zealand Logo
5:00 pm - 10:06 pm
CHC
-
STL
23h 06m
2 stops
$2,011Air New Zealand
Sat, Sep 26 - Tue, Oct 13
Air New Zealand Logo
4:17 pm - 8:25 am
STL
-
CHC
23h 08m
2 stops
Air New Zealand Logo
5:00 pm - 10:06 pm
CHC
-
STL
23h 06m
2 stops
$2,084Air New Zealand
Fri, Sep 25 - Sat, Oct 10
Qantas Airways Logo
6:51 pm - 4:25 pm
STL
-
CHC
27h 34m
2 stops
Qantas Airways Logo
6:20 am - 6:14 pm
CHC
-
STL
29h 54m
2 stops
$2,101Qantas Airways
Sun, Sep 27 - Wed, Oct 14
Qantas Airways Logo
6:51 pm - 4:25 pm
STL
-
CHC
27h 34m
2 stops
Qantas Airways Logo
6:00 am - 11:05 pm
CHC
-
STL
35h 05m
2 stops
$2,135Qantas Airways
Sun, Sep 27 - Thu, Oct 15
Qantas Airways Logo
6:51 pm - 2:45 pm
STL
-
CHC
50h 54m
2 stops
Qantas Airways Logo
6:00 am - 11:05 pm
CHC
-
STL
35h 05m
2 stops
$2,144Qantas Airways
Fri, Sep 25 - Thu, Oct 15

Air New Zealand flights from St. Louis to Christchurch

Our best Air New Zealand deals on St. Louis to Christchurch flight tickets
Air New Zealand
Sep 28
STL7:06 pmLambert-St Louis
33h 59m
2 stops
CHC11:05 pmChristchurch
Oct 13
CHC6:45 amChristchurch
33h 21m
2 stops
STL10:06 pmLambert-St Louis
$1,604
Air New Zealand
Sep 29
STL4:17 pmLambert-St Louis
22h 38m
2 stops
CHC8:55 amChristchurch
Oct 15
CHC3:00 pmChristchurch
25h 06m
2 stops
STL10:06 pmLambert-St Louis
$1,964
Air New Zealand
Sep 28
STL1:30 pmLambert-St Louis
29h 55m
3 stops
CHC1:25 pmChristchurch
Oct 13
CHC5:00 pmChristchurch
23h 06m
2 stops
STL10:06 pmLambert-St Louis
$1,968

Air Canada flights from St. Louis to Christchurch

Our best Air Canada deals on St. Louis to Christchurch flight tickets
Air Canada
Sep 28
STL8:55 amLambert-St Louis
44h 10m
3 stops
CHC11:05 pmChristchurch
Oct 13
CHC6:30 amChristchurch
31h 30m
3 stops
STL8:00 pmLambert-St Louis
$2,004
Air Canada
Sep 30
STL2:40 pmLambert-St Louis
38h 25m
3 stops
CHC11:05 pmChristchurch
Oct 13
CHC6:30 amChristchurch
49h 30m
3 stops
STL2:00 pmLambert-St Louis
$2,533
Air Canada
Sep 30
STL2:40 pmLambert-St Louis
38h 25m
3 stops
CHC11:05 pmChristchurch
Oct 15
CHC6:30 amChristchurch
31h 30m
3 stops
STL8:00 pmLambert-St Louis
$2,570

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Christchurch that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 9, 2026.
Use the filters below to find and compare flights from St. Louis to Christchurch that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Mon 9/28

7:06 pm-11:05 pm

2 stops33h 59m

Christchurch

Tue 10/13

6:45 am-10:06 pm

2 stops33h 21m

$1,604

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Tue 9/29

4:17 pm-8:55 am

2 stops22h 38m

Christchurch

Thu 10/15

3:00 pm-10:06 pm

2 stops25h 06m

$1,964

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Mon 9/28

1:30 pm-1:25 pm

3 stops29h 55m

Christchurch

Tue 10/13

5:00 pm-10:06 pm

2 stops23h 06m

$1,968

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Thu 10/1

8:50 am-11:25 am

2 stops32h 35m

Christchurch

Tue 10/13

5:00 pm-10:06 pm

2 stops23h 06m

$1,989

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Mon 9/28

8:55 am-11:05 pm

3 stops44h 10m

Christchurch

Tue 10/13

6:30 am-8:00 pm

3 stops31h 30m

$2,004
Quickest round-trip

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Sat 9/26

4:17 pm-9:25 am

2 stops23h 08m

Christchurch

Tue 10/13

5:00 pm-10:06 pm

2 stops23h 06m

$2,011

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Fri 9/25

4:17 pm-8:25 am

2 stops23h 08m

Christchurch

Sat 10/10

5:00 pm-10:06 pm

2 stops23h 06m

$2,084

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Sun 9/27

6:51 pm-4:25 pm

2 stops27h 34m

Christchurch

Wed 10/14

6:20 am-6:14 pm

2 stops29h 54m

$2,101

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Sun 9/27

6:51 pm-4:25 pm

2 stops27h 34m

Christchurch

Thu 10/15

6:00 am-11:05 pm

2 stops35h 05m

$2,135

St. LouisChristchurch

STL - CHC

STLCHC

Lambert-St Louis

Fri 9/25

6:51 pm-2:45 pm

2 stops50h 54m

Christchurch

Thu 10/15

6:00 am-11:05 pm

2 stops35h 05m

$2,144

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from St. Louis to Christchurch

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Christchurch according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Christchurch (STL to CHC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Christchurch

Fastest flight time

24h 41m

Direct flights

None
The fastest flight from St. Louis to Christchurch takes 24h 41m
There are no direct flights from St. Louis to Christchurch. There are no popular flight routes from St. Louis to Christchurch.
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Frequently asked questions about flying from St. Louis to Christchurch

  • How far is Lambert-St Louis to Christchurch by plane?

    A flight from Lambert-St Louis to Christchurch will travel around 8288.4 mi. Typically, this will take 24h 41m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Christchurch Airport?

    Prices for flights from Lambert-St Louis Airport to Christchurch Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Lambert-St Louis Airport to Christchurch Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Christchurch Airport.

  • What documentation or ID do you need to fly to Christchurch Airport?

    The travel and health documents required for your trip to Christchurch Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Christchurch Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from St. Louis to Christchurch

  • How do I get Price Alerts for flights from St. Louis to Christchurch?

    Confirm your travel details to search for the latest offers for flights from St. Louis to Christchurch. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from St. Louis to Christchurch with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Christchurch?

Book flights to Christchurch if you plan to visit one of these locations
Springfield
Lincoln

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Christchurch?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Christchurch for you.

Can I find flights from St. Louis to Christchurch with flexible booking policies on momondo?

Yes. All flights to Christchurch from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Christchurch?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Christchurch from St. Louis.

I’m not ready to book a flight from St. Louis to Christchurch right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Christchurch, momondo offers a useful price alert feature which will track prices for flights to Christchurch from St. Louis and alert you when they change.

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