$99 Cheap Delta flights Dallas (DFW) to St. Louis (STL)

View $99 flight on Sat, Aug 2, 2025Opens in a new window

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$99 Cheap Delta flights Dallas (DFW) to St. Louis (STL)

Prices were available within the past 7 days and start at $99 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 8 - Sun, Aug 10
DFW
Dallas
STL
St. Louis
$170 Roundtrip, just found
$170
Roundtrip
just found
Select Delta flight, departing Fri, Aug 8 from Dallas to St. Louis, returning Sun, Aug 10, priced at $170 just found
Delta
Thu, Jul 31 - Mon, Aug 4
DAL
Dallas
STL
St. Louis
$189 Roundtrip, found 17 hours ago
$189
Roundtrip
found 17 hours ago
Select Delta flight, departing Thu, Jul 31 from Dallas to St. Louis, returning Mon, Aug 4, priced at $189 found 17 hours ago
Delta
Sat, Aug 23 - Mon, Aug 25
DFW
Dallas
STL
St. Louis
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Aug 23 from Dallas to St. Louis, returning Mon, Aug 25, priced at $197 found 1 hour ago
Delta
Sun, Aug 17 - Sat, Aug 23
DAL
Dallas
STL
St. Louis
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Aug 17 from Dallas to St. Louis, returning Sat, Aug 23, priced at $199 found 1 day ago
Delta
Wed, Aug 13 - Wed, Aug 20
DAL
Dallas
STL
St. Louis
$204 Roundtrip, found 9 hours ago
$204
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, Aug 13 from Dallas to St. Louis, returning Wed, Aug 20, priced at $204 found 9 hours ago
Flights from Dallas (DFW) to St. Louis (STL)
Origin airport
Dallas-Fort Worth Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Spirit Airlines, United
Popular airline
American Airlines
Distance
550 mi
Average flight time
1 hour 49 mins

Frequently asked questions

How much is a Delta Air Lines flight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Delta Air Lines return flights from $170 from DFW to STL. Affordable one-way options from $99 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DFW to STL with Delta Air Lines?
January is one of the most affordable months to get away to St. Louis with Delta Air Lines. You could also find great deals on one-way and round-trip tickets in February.
What is the cheapest time to book flights from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL) one to three months before your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and journey, the best day to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Use the "Nonstop" filter when browsing for direct Delta Air Lines flights from DFW to STL. You'll also be able to compare other airlines servicing the same direct route.
What is the earliest Delta Air Lines flight from DFW to STL?
Search Delta Air Lines's earliest flights from DFW to STL by checking our "Morning" and "Early Morning" filters. Not only will you arrive sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in St. Louis?
Lambert-St. Louis Intl. Airport (STL) is the main St. Louis gateway for Delta Air Lines flights from Dallas-Fort Worth Intl. Airport (DFW).
Why fly with Delta Air Lines from DFW to STL?
Traveling from DFW to STL with Delta Air Lines comes with a range of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Dallas-Fort Worth Intl. Airport (DFW) to Lambert-St. Louis Intl. Airport (STL)?
Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that time. For more details about modifying your flights, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without being charged, tick the "Changes included" or "No cancel fee" filter when planning your next escape.

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