$180+ Cheap flights from St. Louis

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — AKL
15 May — 22 May1
1 adult
1 adult, Economy, 0 bags

Find flights from St. Louis within your budget

 
Find flights departing from St. Louis that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 15 April 2026. In the last 7 days, Cheapflights users made a total of 134,765 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Sat 2/5

06:21-14:05

2 stops38h 44m

Auckland Intl

Wed 6/5

13:25-23:57

2 stops27h 32m

$1,821

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Fri 8/5

06:21-14:05

2 stops38h 44m

Auckland Intl

Wed 20/5

13:25-23:59

2 stops27h 34m

$1,821

St. LouisWellington

STL - WLG

STLWLG

Lambert-St Louis

Tue 1/9

06:30-14:45

2 stops39h 15m

Wellington

Wed 30/9

10:45-23:02

3 stops30h 17m

$2,209

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Sat 9/5

06:21-00:30

2 stops49h 09m

Auckland Intl

Wed 19/8

19:50-22:16

1 stop19h 26m

$2,306

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Sat 9/5

08:30-07:10

1 stop29h 40m

Auckland Intl

Wed 19/8

19:50-22:16

1 stop19h 26m

$2,652

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Sat 20/6

16:45-14:05

3 stops28h 20m

Auckland Intl

Sat 27/6

13:25-23:56

2 stops27h 31m

$2,727

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Thu 14/5

08:30-07:10

1 stop29h 40m

Auckland Intl

Tue 19/5

20:15-08:39

2 stops29h 24m

$2,999
Fastest return journey

St. LouisAuckland

STL - AKL

STLAKL

Lambert-St Louis

Sat 2/5

10:25-07:10

2 stops27h 45m

Auckland Intl

Wed 6/5

19:50-22:30

1 stop19h 40m

$2,999

St. LouisWellington

STL - WLG

STLWLG

Lambert-St Louis

Wed 13/5

06:21-14:45

2 stops39h 24m

Wellington

Sun 17/5

15:55-17:21

2 stops42h 26m

$3,172

St. LouisWellington

STL - WLG

STLWLG

Lambert-St Louis

Wed 13/5

08:30-00:10

2 stops46h 40m

Wellington

Sun 17/5

06:00-16:57

3 stops51h 57m

$3,513

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from St. Louis

Have a flexible travel schedule? Discover the best time to fly from St. Louis with our price prediction graph.
Estimated return 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.

Travel insights for flights from St. Louis

Get recent, data-driven insights about flights from St. Louis including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from St. Louis (average of $742). Flying from St. Louis in August will prove the most costly (average of $3,518). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Direct flights from Missouri

Book a direct flight from one of these other cities located in Missouri.
Direct flights from Kansas City

Related info for your journey

Access useful and relevant information related to your journey from St. Louis. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 15 April 2026.

  • What are the most popular destinations to fly to from St. Louis?

    The most popular destinations from St. Louis this month are Denver, Atlanta, Cancún. The top year-round destinations include Denver, Cancún, Atlanta.

  • What is the cheapest month to fly from St. Louis?

    At the present moment the cheapest month to fly from St. Louis is currently February; with August being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • How does Cheapflights help users find flights from St. Louis?

    Cheapflights helps you search for flights from St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from St. Louis?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from St. Louis with no change fees?

    Yes, we can. To see specific flights from St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

  • Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

    Of course! You can now track prices for flights from St. Louis and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis?

Cheapflights helps you search for flights from St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis with no change fees?

Yes, we can. To see specific flights from St. Louis with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis become cheaper?

Of course! You can now track prices for flights from St. Louis and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.