Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.
Frontier charges for carry-on bags; prepay to save on fees.
Round-trip from | $108 (Priceline) |
---|---|
One-way from | $68 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $174 |
Good round-trip deal | $161 or less |
Good one-way deal | $88 or less |
Fly from
Fly to
Route
Depart
Return
Price
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Tue 8/5
2:45 pm-6:02 pm
Nonstop2h 17m
San Antonio
Tue 8/12
6:59 pm-8:25 pm
Nonstop2h 26m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Wed 9/3
8:20 am-11:25 am
Nonstop2h 05m
San Antonio
Sat 9/6
5:20 pm-6:40 pm
Nonstop2h 20m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Wed 10/22
2:48 pm-10:39 pm
1 stop6h 51m
San Antonio
Sat 10/25
9:03 am-1:55 pm
1 stop5h 52m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Mon 11/10
10:42 am-1:59 pm
Nonstop2h 17m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Sat 11/15
12:52 pm-5:50 pm
1 stop3h 58m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Fri 10/10
8:15 am-11:25 am
Nonstop2h 10m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Thu 9/25
12:59 am-9:32 am
1 stop7h 33m
DenverSan Antonio
DEN - SAT
DENSAT
Denver Intl
Tue 8/19
1:41 pm-4:52 pm
Nonstop2h 11m
To ensure you get the cheapest price possible for a flight from Denver to San Antonio, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, August is the cheapest month in which you can book a flight from Denver to San Antonio (average of $295). Flying from Denver to San Antonio in March is currently the most expensive (average of $376). 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 optimal to fly from Denver to San Antonio in the afternoon. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the evening.
Travelers seeking maximum savings on their Denver to San Antonio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from DEN to SAT are scheduled on a Thursday (16 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Comfort
Boarding
Overall
Entertainment
Crew
Food
Reviews
Ila,Mar 2025
HOU - DAL
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$48 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$137 | Average$311 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$158 | Average$326 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$197 | Average$309 | FlexibilityNo cancel fee | On-time63% |