The cheapest times to fly from STL to DFW are
- August 6th to February 25th (except the weeks of November 19th, December 17th, and December 24th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from STL to DFW is early November. Prices can be as high as $738 for Friday flights during early to mid March, or as low as $229 for Tuesday flights around early November.
When to Fly to Dallas
Flying from St. Louis, MO (STL) to Dallas/Fort Worth, TX (DFW) will usually cost between $250 to $402 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $248. Due to high demand the most expensive time to fly is early to mid March, with an average price of $404. Planning your trip to low-cost times can easily save you $157 on economy flights and even more on first-class flights. Generally, any price below $274 can be considered a good price for a round-trip STL to DFW flight.
See below for a graph of average weekly prices for the STL to DFW route. All prices are for round-trip tickets in USD.
Compared to other flights, the STL to DFW flight is much cheaper than the average and costs much less than the average flight leaving from St. Louis. The average price per mile (for a direct flight) is $0.31, which is in the normal range for a flight.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Dallas, and Sundays are the most expensive days to return to St. Louis. Selecting flights on the least expensive days could save you up to $45 (14%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $267. Return trip prices are from the DFW to STL flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from STL to DFW can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 58 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from STL to DFW? We’ve got answers.
Which airlines fly this route?
You can find 7 major airlines flying this route most often: Alaska, American, Delta, Frontier, Singapore Airlines, Sun Country Airlines, United, and potentially more during busy seasons.
How far away is it from Dallas/Fort Worth International Airport to St Louis Lambert International Airport?
The distance between the two airports is roughly 550 miles or 885 kilometers.
How long does it take to fly from STL to DFW?
The real-world flight time for a nonstop STL to DFW flight is about 1 hour 58 minutes.
How many flights go between St. Louis, MO and Dallas/Fort Worth, TX?
It depends on the day of the week and the date, but a typical day might have around 51 available flights from STL to DFW.
Airport Location Info
|Origination airport name||St Louis Lambert International Airport|
|City||St. Louis, MO|
|Country||the United States|
|Destination airport name||Dallas/Fort Worth International Airport|
|City||Dallas/Fort Worth, TX|
|Country||the United States|
Late and Early Flight Data
Flights from STL to DFW tend to depart late far less frequently than the average flight. According to our recently updated data, 22% of flights departed 5 or more minutes late, and 32% of flights left 5 or more minutes early. On average you can expect to leave DFW heading for STL about 8 minutes late. This does significantly impact arrival time, as the average landing time in Dallas/Fort Worth, TX is about 2 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- American: 8 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.