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South Pacific

$446+ Cheap flights from St. Louis (STL) to South Pacific

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SYD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheap flight deals from St. Louis to South Pacific

Keep the following information in mind while searching for St. Louis to South Pacific flight deals. Data was last updated April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,065
(FlightHub)

One-way from

$446
(Fiji Airways)

Popular in

December

Cheapest in

November

Average price

$1,504
Provider with most accurate pricing for Lambert-St Louis-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Sydney Kingsford Smith flights.
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From Lambert-St Louis to South Pacific
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One-way flight from Lambert-St Louis to South Pacific
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Highest demand for flights based on searches. 7% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from St. Louis to South Pacific

Cheapest flights from St. Louis to South Pacific
Explore the most affordable flight options available from St. Louis to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.

This FlightHub deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/143:17 pmSTL - PPT
1 stop17h 43mAir Tahiti Nui
Sun 9/287:00 amPPT - STL
1 stop26h 17mAir Tahiti Nui
Deal found 4/14$1,065
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:00 amSTL - PPT
1 stop16h 55mUnited Airlines
Thu 5/159:10 pmPPT - STL
2 stops18h 51mUnited Airlines
Deal found 4/15$1,123
This Gurufare deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:15 amSTL - AKL
1 stop28h 40mAir New Zealand
Wed 12/107:45 pmAKL - STL
1 stop21h 21mAir New Zealand
Deal found 4/15$1,153
This oojo deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/107:19 pmSTL - MEL
2 stops33h 01mMultiple Airlines
Sat 5/247:30 amMEL - STL
2 stops30h 15mMultiple Airlines
Deal found 4/15$1,196
This StudentUniverse deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:59 pmSTL - SYD
2 stops25h 16mFiji Airways
Tue 9/301:15 pmSYD - STL
2 stops24h 12mFiji Airways
Deal found 4/15$1,248
This Justfly.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/101:30 pmSTL - SYD
2 stops50h 50mAir Canada
Tue 9/309:20 amSYD - STL
2 stops49h 37mAir Canada
Deal found 4/15$1,252
This KAYAK deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:45 pmSTL - SYD
2 stops24h 00mAir New Zealand
Sun 9/2810:50 amSYD - STL
2 stops44h 52mAir New Zealand
Deal found 4/15$1,263
This Air New Zealand deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:30 pmSTL - AKL
2 stops21h 30mMultiple Airlines
Wed 12/107:45 pmAKL - STL
1 stop19h 36mMultiple Airlines
Deal found 4/15$1,303
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:55 pmSTL - AKL
1 stop24h 30mAmerican Airlines
Sun 12/211:20 pmAKL - STL
1 stop17h 22mAmerican Airlines
Deal found 4/14$1,304
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:18 pmSTL - AKL
2 stops23h 37mDelta
Sun 12/212:50 pmAKL - STL
2 stops22h 34mDelta
Deal found 4/14$1,308
This Gurufare deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/67:19 pmSTL - SYD
2 stops35h 51mMultiple Airlines
Fri 5/164:20 pmSYD - STL
2 stops22h 44mMultiple Airlines
Deal found 4/15$1,346
This Air Canada deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/234:05 pmSTL - BNE
2 stops48h 00mAir Canada
Fri 11/710:45 amBNE - STL
2 stops44h 41mAir Canada
Deal found 4/15$1,387

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to South Pacific 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, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from St. Louis to South Pacific that are best for you.

Fly from

St. Louis

Fly to

South Pacific

Route

Depart

Return

Price

St. LouisPapeete

STL - PPT

STLPPT

Lambert-St Louis

Sun 9/14

3:17 pm-4:00 am

1 stop17h 43m

Papeete Faaa

Sun 9/28

7:00 am-2:17 pm

1 stop26h 17m

$1,065

St. LouisPapeete

STL - PPT

STLPPT

Lambert-St Louis

Thu 5/1

7:00 am-6:55 pm

1 stop16h 55m

Papeete Faaa

Thu 5/15

9:10 pm-9:01 pm

2 stops18h 51m

$1,123

St. LouisMelbourne

STL - MEL

STLMEL

Lambert-St Louis

Sat 5/10

7:19 pm-7:20 pm

2 stops33h 01m

Melbourne

Sat 5/24

7:30 am-10:45 pm

2 stops30h 15m

$1,196

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Thu 9/11

7:59 pm-12:15 pm

2 stops25h 16m

Sydney Kingsford Smith

Tue 9/30

1:15 pm-10:27 pm

2 stops24h 12m

$1,248

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Wed 9/10

1:30 pm-7:20 am

2 stops50h 50m

Sydney Kingsford Smith

Tue 9/30

9:20 am-7:57 pm

2 stops49h 37m

$1,252

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Wed 9/10

5:45 pm-8:45 am

2 stops24h 00m

Sydney Kingsford Smith

Sun 9/28

10:50 am-4:42 pm

2 stops44h 52m

$1,263

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Tue 5/6

7:19 pm-10:10 pm

2 stops35h 51m

Sydney Kingsford Smith

Fri 5/16

4:20 pm-12:04 am

2 stops22h 44m

$1,346

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Fri 5/30

5:55 pm-5:30 am

1 stop18h 35m

Auckland Intl

Fri 6/6

7:40 pm-10:12 am

1 stop31h 32m

$1,403

St. LouisPapeete

STL - PPT

STLPPT

Lambert-St Louis

Mon 4/28

6:15 am-9:30 pm

1 stop20h 15m

Papeete Faaa

Mon 5/5

9:30 pm-11:04 pm

1 stop20h 34m

$1,409

St. LouisSydney

STL - SYD

STLSYD

Lambert-St Louis

Tue 6/3

3:58 pm-7:05 am

2 stops24h 07m

Sydney Kingsford Smith

Wed 6/18

9:10 am-10:59 pm

1 stop28h 49m

$1,444

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 48 results
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Best time to book a flight from St. Louis to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to South Pacific

What is the cheapest month to book a flight from St. Louis to South Pacific?

Currently, February is the cheapest month in which you can book a flight from St. Louis to South Pacific (average of $1,046). Flying from St. Louis to South Pacific in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to SP?

Find hourly flight availability from St. Louis to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.

When flying from St. Louis to South Pacific, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Pacific by month

Plan your trip to South Pacific by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South Pacific ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit South Pacific when rainfall is around 2.0 in.

Temperature in South Pacific by month

Plan your trip to South Pacific by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South Pacific, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing South Pacific

Get insights into the airlines that provide service to South Pacific. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Pacific. Reviews last updated April 15, 2025.
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very good
1,440 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very good
841 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Asiana Airlines
8.2
Very good
438 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.0
Very good
183 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Overall

8.8

Boarding

8.7

Entertainment

7.3

Crew

9.1

Comfort

8.1

Food

7.8

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to South Pacific. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to South Pacific?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to South Pacific.

  • What are the cheapest airlines to fly from St. Louis to South Pacific one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $611. Fiji Airways flights start at $698 while deals on American Airlines start at $846 one-way.

  • What are the most popular routes from St. Louis to South Pacific?

    When deciding which route to take from St. Louis to South Pacific consider Lambert-St Louis - Sydney Kingsford Smith, Lambert-St Louis - Papeete Faaa or Lambert-St Louis - Perth as they are the most popular.

  • Can I find deals for flights from St. Louis to South Pacific that include hotel bookings?

    Yes. In addition to deals on St. Louis to South Pacific flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to South Pacific?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to South Pacific.

  • Can I find deals for business class flights from St. Louis to South Pacific?

    Yes. Cheapflights offers flight deals from St. Louis to South Pacific by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to South Pacific?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to South Pacific (average of $1,046). Flying from St. Louis to South Pacific in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for St. Louis to South Pacific

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from St. Louis to South Pacific

Discover the top 7 airlines that operate flights from St. Louis to South Pacific. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$651Average$1,061FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$687Average$1,935FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$742Average$1,472FlexibilityNo cancel feeOn-time71%
Fiji AirwaysCheapest$777Average$885FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$820Average$1,709FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$962Average$1,339FlexibilityNo cancel feeOn-time67%
Air New ZealandCheapest$1,091Average$1,714FlexibilityNo cancel feeOn-time78%

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