Check-in at IAD can be crowded in the afternoon and evening. Arrive early to navigate the busy check-in and security areas smoothly.
Round-trip from | $225 (United Airlines) |
---|---|
One-way from | $92 (Mytrip) |
Popular in | March |
Cheapest in | August |
Average price | $394 |
Good round-trip deal | $349 or less |
Good one-way deal | $198 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Sat 8/23
8:35 am-1:22 pm
1 stop5h 47m
San Antonio
Sun 8/31
8:55 am-4:43 pm
1 stop6h 48m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Thu 8/7
11:58 am-4:33 pm
1 stop5h 35m
San Antonio
Sun 8/10
7:10 am-9:23 am
2 stops25h 13m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Fri 8/1
6:10 am-4:52 pm
1 stop11h 42m
San Antonio
Mon 8/4
5:38 pm-12:12 am
1 stop5h 34m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Sat 8/23
7:00 am-7:50 pm
1 stop13h 50m
San Antonio
Sun 8/31
7:35 am-9:25 pm
1 stop12h 50m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Thu 9/18
11:47 am-10:44 pm
1 stop11h 57m
San Antonio
Mon 9/22
10:13 am-10:45 pm
1 stop11h 32m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Tue 8/5
6:00 am-10:30 am
1 stop5h 30m
San Antonio
Sun 8/31
5:10 am-11:32 am
1 stop5h 22m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Thu 8/7
11:58 am-4:33 pm
1 stop5h 35m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Sun 8/31
8:25 am-10:55 am
Nonstop3h 30m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Thu 9/4
6:10 am-10:48 am
1 stop5h 38m
Washington, D.C.San Antonio
IAD - SAT
IADSAT
Washington, D.C. Dulles Intl
Sun 8/31
9:00 am-4:07 pm
1 stop8h 07m
The best time to book flights from Washington, D.C. Dulles Intl Airport to San Antonio is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Antonio (average of $295). Flying from Washington, D.C. Dulles Intl Airport 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.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 30% on flights from Washington, D.C. Dulles Intl Airport to San Antonio by exploring options for tickets at noon.
The most flights from IAD to SAT are scheduled on a Monday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (4 on average).
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Overall
Comfort
Food
Crew
Boarding
Entertainment
Reviews
John,May 2025
PVD - BNA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$196 | Average$347 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$218 | Average$294 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$242 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$249 | Average$423 | FlexibilityNo cancel fee | On-time69% |