Cheap Flights from Dallas to St Louis

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Flight deals from Dallas to St Louis

Looking for a cheap last-minute deal or the best return flight from Dallas to St Louis? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dallas to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dallas to St Louis flights are currently cheapest in April.

Direct flights from Dallas to St Louis

Dallas to St Louis: Alternative routes

Compare routes from Dallas to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Dallas to St Louis: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 2,242
Cheapest month to flyApril
Average flight time1 hr, 46 mins
Most popular airlineAmerican Airlines
Average flights per week355

Finding cheap flights from Dallas to St Louis: Frequently asked questions

The best price we found for a return flight from Dallas to St Louis is ج.م.‏ 6,629. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 46 minutes is the average flight time from Dallas to St Louis.
American Airlines, Southwest Airlines and Alaska Airlines fly direct from Dallas to St Louis.
As of March 2026, there are 355 flights per week flying from Dallas to St Louis.
The cheapest month to fly from Dallas to St Louis is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Dallas to St Louis Airport on Thursday, 4 June 2026.
Yes – the average flight time is 1 hour and 46 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to St Louis is Frontier Airlines .

Travelling from Dallas to Lambert-St. Louis International Airport (STL): What you need to know

  • Begin your trip planning by checking out the best departure point for your flight from Dallas to Lambert-St. Louis International Airport (STL). Explore the options for taking off from Dallas/Fort Worth International Airport (DFW) or Dallas Love Field Airport (DAL), two of the city's main airports.

  • Take a direct Dallas to Lambert-St. Louis International Airport flight and you'll be travelling for around 1 hour 50 minutes.

  • St Louis's timezone is UTC-5, which is the same as Dallas. Lambert-St. Louis International Airport is located in St Louis.

  • Dallas/Fort Worth International Airport (DFW) to Lambert-St. Louis International Airport (STL) is the most popular route. There are 45 direct weekly departures to pick from. If you prefer a later start to the day, take the last flight with American Airlines at 10:30pm. Choose the first DFW to STL departure operated by American Airlines at 7am if you'd rather get a move on.

  • To ensure you catch your flight from Dallas to STL, leave plenty of time to check in and find your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general travel rule.

  • High season means busier airports, so aim to get there even earlier. Give yourself at least two hours before a domestic flight and four hours for international journeys to stay on schedule.

Airports in Dallas

Dallas/Fort Worth International Airport (DFW)

  • Dallas/Fort Worth International Airport (DFW) is a convenient option for travelling directly to your destination. Nonstop flights from Dallas to Lambert-St. Louis International Airport (STL) depart from this terminal.

  • American Airlines is a well-known carrier that offers direct flights from Dallas to Lambert-St. Louis International Airport jetting out of DFW.

  • The airline most travellers choose when flying between DFW and STL is American Airlines.

  • American Airlines is the most punctual carrier on this route, with 66.49% of its services arriving on schedule.

  • Located around 32 kilometres from the centre of Dallas, DFW can be reached in about 25 minutes by car (depending on traffic). The journey on public transport takes roughly 1 hour.

  • Searching for a convenient hotel close to Dallas/Fort Worth International Airport? If you're catching an early flight from Dallas to Lambert-St. Louis International Airport, these stays will have you sleeping moments from your departure gate:

  • Of the departures from Dallas/Fort Worth International Airport, 73.22% land on schedule at their destination.

  • You'll find DFW at 2400 Aviation Dr.

Dallas Love Field Airport (DAL)

  • You can book a direct Dallas to Lambert-St. Louis International Airport (STL) flight ticket out of Dallas Love Field Airport (DAL). Work out whether leaving from DAL works best for your plans.

  • Catch your direct flight from Dallas to STL with Southwest Airlines. This is one of the top carriers operating this route out of DAL.

  • Southwest Airlines is the top choice for passengers flying from DAL to STL.

  • Southwest Airlines is the most reliable carrier flying between Dallas Love Field Airport and Lambert-St. Louis International Airport, with 78.9% of its services arriving on schedule.

  • You can arrive at DAL from the centre of Dallas in approximately 20 minutes by car, depending on traffic conditions. The journey on public transport takes roughly 50 minutes to cover the 16 kilometres or so.

  • Catching the earliest flight? Think about checking in to one of these hotels near Dallas Love Field Airport the day before your Dallas to STL flight:

  • Dallas Love Field Airport has an on-time performance of 76.03%. This figure highlights how frequently flights departing from this airport land at their destination on time.

  • You'll find DAL at 8008 Cedar Springs Road.

About Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • Lambert-St. Louis International Airport to the centre of St Louis is roughly 16 kilometres. If you're getting a cab or renting a car, do a little research to make your trip as smooth as possible. Journey times can vary based on the time of day and traffic conditions.

  • It typically takes 35 minutes when travelling by public transport.

How to find the cheapest flights from Dallas to Lambert-St. Louis International Airport (STL)

  • The cheapest price we've found for a one-way ticket from Dallas to Lambert-St. Louis International Airport is ج.م.‏ 2,242. For a return flight on this route, the best price is ج.م.‏ 6,629. Depending on the availability and when you book, these fares may change.

  • Get cheap flights from Dallas to STL by booking two months ahead. According to our research, that's the ideal time frame for picking up a bargain.

  • The best month for finding cheap Dallas to Lambert-St. Louis International Airport tickets is July. Use the 'Whole month' tool to compare prices, then select the dates offering the lowest fares.

  • Never miss a deal on flight tickets from Dallas to STL by setting up a Price Alert. We'll send you an email or notification through the app when a lower fare becomes available.

  • Filters make it easier to track down a bargain for your flight from Dallas to Lambert-St. Louis International Airport. Choose the airlines, flight times and number of stops that line up with your plans. Then sort the results by 'Cheapest' to find the best price quickly.

The best time to fly from Dallas to Lambert-St. Louis International Airport (STL)

  • July is the busiest month for flights from Dallas to Lambert-St. Louis International Airport (STL). Visit St Louis in April for a more laid-back experience.

  • Before locking in your Dallas to STL flight ticket, consider the weather you're most comfortable in. July is the warmest month in St Louis, with temperatures ranging from 17ºC to 33ºC.

  • January has temperatures of between -8ºC and 7ºC. Look for cheap tickets from Dallas to Lambert-St. Louis International Airport around that time if you'd rather travel in cooler conditions.

More about St Louis

Explore more of the United States

  • St Louis has its own special appeal, but there are so many other corners of the United States waiting to be discovered. Around 257 kilometres east of St Louis, a visit to Evansville will keep you busy. Start with popular sights like Mesker Park Zoo, Riverfront Park and Evansville Zoological Society.

  • Columbia is another favourite destination in the United States and is around 177 kilometres west of St Louis. No trip is complete without dropping by Sentinel Park, Museum of Art and Archaeology and Bur Oak Brewing Company.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.