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Good to Know: Cheapest and Fastest SAT - IAD Flights
Useful information for finding best airline tickets from San Antonio International to Washington Dulles International on your next trip.
Cheapest Round Trip Flight
$459
Delta Airlines
• 1 stop
• 8h 31m
Nov 22 – Nov 28
The cheapest round trip flight from San Antonio to Washington (SAT-IAD-SAT) is currently $459
Cheapest Direct Flight
$497
Southwest Airlines
• nonstop
• 5h 10m
Nov 22
The cheapest nonstop flight from San Antonio to Washington (SAT-IAD) is currently $497
Fastest Flight
5h 10m
The fastest nonstop flight from San Antonio to Washington (SAT-IAD) takes 5h 10m
Top Airlines Flying from San Antonio to Washington
Latest Flight Deals from San Antonio (SAT) to Washington (IAD)
Compare and book low fare round-trip air tickets from San Antonio to Washington. Ideal for travelers with confirmed return itineraries.
Nov 22 - Nov 28, Economy
San Antonio → Washington
8h 31m
6:30 PM - 12:41 AM • 1 stop
San Antonio → Washington
29h 14m
6:00 AM - 10:54 PM • 1 stop
Delta Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
8h 27m
5:30 AM - 11:37 AM • 1 stop
San Antonio → Washington
29h 14m
6:00 AM - 10:54 PM • 1 stop
Delta Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
12h 4m
5:30 AM - 1:54 PM • 1 stop
San Antonio → Washington
29h 14m
6:00 AM - 10:54 PM • 1 stop
Delta Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
7h
3:30 PM - 8:50 PM • nonstop
San Antonio → Washington
5h 55m
8:10 PM - 11:05 PM • nonstop
Southwest Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
11h 59m
7:40 AM - 3:59 PM • 1 stop
San Antonio → Washington
9h 16m
7:37 PM - 12:33 AM • 1 stop
Delta Airlines
Looking for the fastest way to Washington? These direct flight options from SAT to IAD offer both convenience and value—no layovers, just straight to your destination.
Nov 22 - Nov 28, Economy
San Antonio → Washington
5h 10m
5:15 AM - 9:25 AM • nonstop
San Antonio → Washington
5h 55m
8:10 PM - 11:05 PM • nonstop
Southwest Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
7h 30m
7:00 AM - 12:50 PM • nonstop
San Antonio → Washington
5h 55m
8:10 PM - 11:05 PM • nonstop
Southwest Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
7h 35m
4:55 PM - 10:50 PM • nonstop
San Antonio → Washington
5h 55m
8:10 PM - 11:05 PM • nonstop
Southwest Airlines
Nov 21 - Nov 27, Economy
San Antonio → Washington
5h 17m
6:42 AM - 10:59 AM • nonstop
San Antonio → Washington
6h 45m
5:30 PM - 8:35 PM • nonstop
American Airlines
Nov 22 - Nov 28, Economy
San Antonio → Washington
7h 15m
2:20 PM - 7:55 PM • nonstop
San Antonio → Washington
5h 55m
8:10 PM - 11:05 PM • nonstop
Southwest Airlines
FAQs on San Antonio to Washington Flights
What are the airports in San Antonio?
SAT
What’s the most popular airline flying from SAT to IAD?
The most popular airline flying from San Antonio to Washington are
Can I fly from SAT to IAD non-stop?
Yes, you can fly SAT to IAD non-stop on
Which airlines fly nonstop between San Antonio and Washington?
The non-stop flights between San Antonio and Washington are .
What’s the earliest departure time from SAT to IAD Airport?
The earliest flight leaves SAT at 5:15 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my San Antonio to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SAT to IAD?
Read the fare rules of the San Antonio to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from San Antonio and Washington?
operate flights between San Antonio and Washington
How long does a flight from San Antonio to Washington take?
It takes approximately 3 hour to fly non-stop from SAT to IAD, which is 1361.91 miles by air.
Which airlines provide the cheapest flights from San Antonio (SAT) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from SAT were found on DL : USD 459
Do I need a passport to fly between SAT and IAD?
No
What’s the latest departure time from SAT to IAD ?
The last flight leaves SAT at 6:30 pm
San Antonio (SAT) to Washington (IAD): Airport Information
| Origin Airport | San Antonio International , San Antonio, US |
| Destination Airport | Washington Dulles International , Washington, US |
| Distance | 1362 miles |
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