Enjoy free snacks and non-alcoholic beverages, plus a free drink on special occasions.
Southwest offers two free checked bags, including oversized items like skis or golf clubs.
Round-trip from | $196 (CheapOair) |
---|---|
One-way from | $68 (Cheapflightsfares) |
Popular in | February |
Cheapest in | July |
Average price | $316 |
Fly from
Fly to
Route
Depart
Return
Price
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Tue 5/6
5:45 pm-7:16 pm
1 stop25h 31m
Dallas/Fort Worth
Fri 5/9
9:45 am-9:59 am
1 stop24h 14m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Fri 4/25
9:55 pm-5:43 am
1 stop7h 48m
Dallas/Fort Worth
Sun 4/27
5:20 am-5:15 pm
1 stop11h 55m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Sat 5/17
10:10 am-7:37 am
2 stops21h 27m
Dallas/Fort Worth
Wed 5/21
6:40 pm-9:15 am
1 stop14h 35m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Sat 5/17
5:19 am-7:15 am
Nonstop1h 56m
Dallas/Fort Worth
Wed 5/21
8:52 pm-10:45 pm
Nonstop1h 53m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Sat 5/10
8:45 pm-10:30 pm
Nonstop1h 45m
Dallas Love Field
Wed 5/14
4:35 pm-6:20 pm
Nonstop1h 45m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Wed 5/7
6:00 am-11:12 am
1 stop5h 12m
Dallas/Fort Worth
Wed 5/7
5:00 pm-11:58 pm
1 stop6h 58m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Wed 5/21
5:40 pm-11:53 pm
1 stop6h 13m
Dallas Love Field
Sun 5/25
5:53 am-12:04 pm
1 stop6h 11m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Mon 6/30
7:00 am-12:15 pm
1 stop5h 15m
Dallas/Fort Worth
Sat 7/5
5:43 pm-11:51 pm
1 stop6h 08m
St. LouisDallas
STL - DAL
STLDAL
Lambert-St Louis
Mon 4/28
6:30 am-5:23 pm
1 stop10h 53m
Dallas Love Field
Wed 4/30
6:23 pm-2:08 pm
1 stop19h 45m
St. LouisDallas
STL - DFW
STLDFW
Lambert-St Louis
Thu 6/12
8:44 pm-10:42 pm
Nonstop1h 58m
The price you pay for your flight from St. Louis to Dallas may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, August is the cheapest month in which you can book a flight from St. Louis to Dallas (average of $216). Flying from St. Louis to Dallas in March is currently the most expensive (average of $295). 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, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 31% versus a flight in the afternoon.
Travelers seeking maximum savings on their St. Louis to Dallas flight should consider departing on Friday at noon 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.
The most flights from STL to A78 are scheduled on a Wednesday (32 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (22 on average).
In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.
If weather is an important factor for your trip to Dallas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Entertainment
Boarding
Comfort
Food
Crew
Overall
Reviews
Anonymous,Apr 2025
LAS - STS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$46 | Average$123 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$178 | Average$352 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$196 | Average$322 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$196 | Average$309 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$266 | Average$296 | FlexibilityNo cancel fee | On-time69% |