$1,024 Cheap Flights from Exeter (EXT) to St. Louis (STL)

View $1,024 flight on Mon, Dec 29, 2025Opens in a new window

Popular airlines from Exeter (EXT-Exeter Intl.) to St. Louis Lambert Intl. Airport (STL)

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Cheap Flights from Exeter to St. Louis (EXT-STL)

Prices were available within the past 7 days and start at $1,024 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 Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL) cost?
Get a cheap one-way flight from $1,024 or cheap return flight from Exeter Intl. Airport (EXT) 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 Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL)?
is the cheapest month to fly from EXT to STL. Planning your trip for the off-season is often the key to scoring lower fares.
What is the cheapest airline that flies from Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline that'll fly you from EXT to STL, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL)?
There are no daily direct flights available from Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from EXT to STL?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL)?
To arrive at Lambert-St. Louis Intl. Airport (STL) without delays, pick a flight that takes off from Exeter Intl. Airport (EXT) before 3 PM. The chance 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 Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your flight from EXT to STL shortly before your trip is usually more expensive. However, if you're flexible with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book an EXT to STL flight and hotel package?
Securing an EXT to STL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our impressive range of hotels 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 Exeter Intl. Airport (EXT) to Lambert-St. Louis Intl. Airport (STL)?
In most instances, you can modify or cancel your EXT to STL flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Exeter Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
4095 mi

Book with confidence

Book with confidence

Exeter to St. Louis Flights

The cheapest times to fly from Exeter 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 Exeter to St. Louis are during the month of . You can find some of the cheapest flights from Exeter to St. Louis with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Exeter 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 Exeter 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 Exeter to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,024 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 Exeter 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 Exeter 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.

 

Exeter to St. Louis Flights

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