Cheap Flights from Del Rio (DRT) to St. Louis (STL)

Popular airlines from Del Rio, TX (DRT-Del Rio Intl.) to St. Louis Lambert Intl. Airport (STL)

Frequently asked questions

How much does a flight from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL) cost?
Lock in a cheap one-way flight or cheap return flight from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL)?
is the cheapest month to fly from DRT to STL. Planning your trip for the off-season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL)?
To find the cheapest airline flying from DRT to STL, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL)?
You'll have to take a flight with a layover when traveling from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DRT to STL?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL)?
Opt for a flight from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Booking your ticket from DRT to STL just before your getaway is typically more expensive. However, if there's some wiggle room with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a DRT to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a DRT to STL flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of planning your trip. Just secure your flights and select from our wide range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Del Rio Intl. Airport (DRT) to Lambert-St. Louis Intl. Airport (STL)?
Typically, you can reschedule or cancel your DRT to STL flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like further details, visit our Customer Service portal.

Travel information

Origin airport
Del Rio Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
884 mi

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Del Rio to St. Louis Flights

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

 

The best time to book a flight from Del Rio to St. Louis

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

 

Del Rio to St. Louis Flights

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*Available to One Key members.