Expect security screening at STL to take 5-10 minutes off-peak; check real-time wait times online during peak periods.

Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $110 (CheapOair) |
One-way from | $54 (Kiwi.com) |
Popular in | February |
Cheapest in | August |
Average price | $269 |
Good round-trip deal | $317 or less |
Good one-way deal | $159 or less |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Sat 11/15
4:33 pm-7:32 am
1 stop14h 59m
Dallas/Fort Worth
Mon 11/17
10:26 pm-9:07 am
1 stop10h 41m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Thu 1/1
6:05 am-1:43 pm
1 stop7h 38m
Dallas/Fort Worth
Thu 1/1
6:12 pm-11:38 pm
1 stop5h 26m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Tue 12/2
5:34 pm-11:07 pm
1 stop5h 33m
Dallas/Fort Worth
Tue 12/9
6:25 pm-11:29 pm
1 stop5h 04m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Mon 12/1
7:03 pm-9:07 pm
Nonstop2h 04m
Dallas/Fort Worth
Mon 12/8
6:05 am-10:33 pm
2 stops16h 28m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Fri 12/5
5:14 am-7:23 am
Nonstop2h 09m
Dallas/Fort Worth
Mon 12/8
10:45 am-12:32 pm
Nonstop1h 47m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Tue 12/2
5:58 pm-8:05 pm
Nonstop2h 07m
Dallas/Fort Worth
Tue 12/9
7:20 am-12:44 pm
1 stop5h 24m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Sun 11/23
7:03 pm-9:07 pm
Nonstop2h 04m
Dallas/Fort Worth
Sun 11/30
3:52 pm-5:43 pm
Nonstop1h 51m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Sat 11/22
5:17 am-7:24 am
Nonstop2h 07m
Dallas/Fort Worth
Tue 12/2
9:04 pm-10:59 pm
Nonstop1h 55m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Wed 11/26
7:43 pm-3:00 pm
1 stop19h 17m
Dallas/Fort Worth
Mon 12/8
9:12 pm-10:33 pm
1 stop25h 21m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Mon 11/17
5:17 am-7:17 am
Nonstop2h 00m
Dallas/Fort Worth
Mon 11/24
2:40 pm-4:27 pm
Nonstop1h 47m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The price you pay for your flight from St. Louis to Dallas/Fort Worth Airport may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, December is the cheapest month in which you can book a flight from St. Louis to Dallas/Fort Worth Airport (average of $74). Flying from St. Louis to Dallas/Fort Worth Airport in January is currently the most expensive (average of $201). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from St. Louis to Dallas/Fort Worth Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 40% versus a flight at noon.
Travelers seeking maximum savings on their St. Louis to Dallas/Fort Worth Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
Crew
Comfort
Overall
Entertainment
Food
Boarding
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$68 | Average$148 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$419 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$162 | Average$299 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$168 | Average$316 | FlexibilityNo cancel fee | On-time71% |