$537 Cheap Flights from Wellington (WLG) to St. Louis (STL)

View $537 flight on Sun, Feb 22, 2026Opens in a new window

Popular airlines from Wellington Intl. Airport (WLG) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Wellington to St. Louis (WLG-STL)

Prices were available within the past 7 days and start at $537 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $537 or cheap return flight from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL)?
The cheapest month to fly from WLG to STL is , when demand is low. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from WLG to STL, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL)?
You'll need to catch a flight with a layover when traveling from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from WLG to STL?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL)?
To reach Lambert-St. Louis Intl. Airport (STL) on schedule, book a flight that leaves Wellington Intl. Airport (WLG) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until just before your trip to book your flight from WLG to STL often results in higher prices. While you might find some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a WLG to STL flight and hotel package?
Securing a WLG to STL flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Wellington Intl. Airport (WLG) to Lambert-St. Louis Intl. Airport (STL)?
If you booked your WLG to STL flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Wellington Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
8121 mi

Book with confidence

Book with confidence

Wellington to St. Louis Flights

The cheapest times to fly from Wellington to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Wellington to St. Louis are during the month of . You can find some of the cheapest flights from Wellington to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Wellington to St. Louis

Sunday is one of the best days to book for cheap flights from Wellington to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Wellington to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Wellington to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $537 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Wellington to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Wellington to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Wellington to St. Louis Flights

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*Available to One Key members.