Expect security screening at STL to take 5-10 minutes during off-peak times. Check real-time wait times online before heading to the airport.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $218 (Southwest) |
One-way from | $103 (Southwest) |
Popular in | December |
Cheapest in | August |
Average price | $396 |
Good round-trip deal | $239 or less |
Good one-way deal | $168 or less |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Wed 2/18
7:10 pm-9:00 pm
Nonstop1h 50m
Dallas Love Field
Sat 2/21
7:30 pm-9:10 pm
Nonstop1h 40m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 1/17
1:40 pm-4:45 pm
1 stop3h 05m
Dallas Love Field
Sat 1/24
6:25 am-8:05 am
Nonstop1h 40m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 1/24
7:00 am-8:55 am
Nonstop1h 55m
Dallas Love Field
Tue 1/27
5:20 pm-7:05 pm
Nonstop1h 45m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Thu 1/15
12:20 pm-2:10 pm
Nonstop1h 50m
Dallas Love Field
Sat 1/17
9:55 am-5:00 pm
1 stop7h 05m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Mon 1/26
7:45 pm-9:35 pm
Nonstop1h 50m
Dallas Love Field
Wed 1/28
10:05 am-11:45 am
Nonstop1h 40m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Thu 12/25
2:25 pm-4:10 pm
Nonstop1h 45m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 1/17
12:00 pm-5:47 pm
1 stop5h 47m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 2/14
6:00 am-1:38 pm
1 stop7h 38m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Wed 2/18
7:10 am-1:38 pm
1 stop6h 28m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Tue 2/17
5:30 am-7:25 am
Nonstop1h 55m
| 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 Accuracy- | Trust Score*1 star |
Currently, October is the cheapest month in which you can book a flight from St. Louis to Dallas Love Field Airport (average of $151). Flying from St. Louis to Dallas Love Field Airport in June is currently the most expensive (average of $274). 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.
It’s typically best to fly out from St. Louis to Dallas Love Field Airport in the evening. Doing so could potentially save you 21% on the flight price compared to flying in the afternoon, which is usually more expensive.
Travelers seeking maximum savings on their St. Louis to Dallas Love Field Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Entertainment
Boarding
Overall
Food
Crew
Comfort
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Boarding
Overall
Food
Crew
Comfort
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$300 | FlexibilityNo cancel fee | On-time63% |