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Dulles Intl

$119+ Cheap flights from San Antonio (SAT) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — IAD
nov. 25 — dic. 21
lun. 11/25
lun. 12/2
1 adult, Economy
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The best prices from San Antonio to Washington, D.C. Dulles Intl are usually found in January or April, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from San Antonio to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

March

Cheapest in

January

Round-trip from

$238
(American Airlines)

One-way from

$119
(American Airlines)
Provider with most accurate pricing for San Antonio-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Washington, D.C. Dulles Intl flights.
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High demand for flights, 17% potential price rise
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Best time to find cheap flights, 18% potential price drop
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From San Antonio to Washington, D.C. Dulles Intl
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One-way flight from San Antonio to Washington, D.C. Dulles Intl
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Find flight deals from San Antonio to Dulles Intl

Cheapest flights from San Antonio to Dulles Intl
Explore the most affordable flight options available from San Antonio to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2024.

This Frontier deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/167:10 pmSAT - IAD
1 stop11h 05mFrontier
mié. 12/188:30 amIAD - SAT
1 stop8h 31mFrontier
Deal found 11/19$244
This American Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/112:34 pmSAT - IAD
1 stop6h 50mAmerican Airlines
dom. 12/155:00 amIAD - SAT
1 stop7h 04mAmerican Airlines
Deal found 11/19$253
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/122:13 pmSAT - IAD
1 stop6h 58mUnited Airlines
sáb. 12/145:10 pmIAD - SAT
Nonstop3h 48mUnited Airlines
Deal found 11/20$259
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1110:57 amSAT - IAD
1 stop5h 45mDelta
dom. 12/156:55 amIAD - SAT
1 stop9h 28mDelta
Deal found 11/20$268
This Southwest deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/127:55 amSAT - IAD
1 stop8h 05mSouthwest
lun. 12/167:25 amIAD - SAT
2 stops11h 05mSouthwest
Deal found 11/19$438
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/51:14 pmSAT - IAD
3 stops25h 56mMultiple Airlines
lun. 12/912:55 pmIAD - SAT
3 stops30h 37mMultiple Airlines
Deal found 11/20$472

Find flights from San Antonio to Dulles Intl within your budget

Customize your flight search to find flights from San Antonio to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 1/9

6:43 am-1:23 pm

1 stop5h 40m

Washington, D.C. Dulles Intl

dom. 1/12

5:04 pm-11:25 pm

1 stop7h 21m

$238

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

lun. 12/16

7:10 pm-7:15 am

1 stop11h 05m

Washington, D.C. Dulles Intl

mié. 12/18

8:30 am-4:01 pm

1 stop8h 31m

$244

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 1/9

12:13 pm-4:25 pm

Nonstop3h 12m

Washington, D.C. Dulles Intl

dom. 1/12

5:24 pm-8:21 pm

Nonstop3h 57m

$249

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 1/16

5:55 pm-12:18 am

1 stop5h 23m

Washington, D.C. Dulles Intl

jue. 1/23

6:59 pm-12:32 am

1 stop6h 33m

$268

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 12/12

7:55 am-5:00 pm

1 stop8h 05m

Washington, D.C. Dulles Intl

lun. 12/16

7:25 am-5:30 pm

2 stops11h 05m

$438

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

mar. 2/11

5:45 am-1:55 pm

3 stops31h 10m

Washington, D.C. Dulles Intl

vie. 2/21

8:25 am-11:22 pm

3 stops15h 57m

$439

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 2/6

3:03 pm-5:57 pm

1 stop25h 54m

Washington, D.C. Dulles Intl

sáb. 2/8

6:57 pm-2:07 pm

1 stop20h 10m

$507

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

dom. 1/12

6:43 am-1:23 pm

1 stop5h 40m

$119

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

mié. 12/18

5:20 am-11:50 am

1 stop5h 30m

$134

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

jue. 12/26

6:42 pm-7:20 am

1 stop11h 38m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 14 results
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Compare providers for flights from San Antonio to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Dulles Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Antonio to Dulles Intl

Get recent, data-driven insights about flights from San Antonio to Dulles Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Antonio to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Dulles Intl. Price data was last updated on November 15, 2024.

The best time to book flights from San Antonio to Washington, D.C. Dulles Intl Airport is 58 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.

What is the cheapest month to book a flight from San Antonio to Washington, D.C. Dulles Intl Airport?

Currently, September is the cheapest month in which you can book a flight from San Antonio to Washington, D.C. Dulles Intl Airport (average of $300). Flying from San Antonio to Washington, D.C. Dulles Intl Airport in June 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.

What is the cheapest time of day to fly from SAT to IAD?

Find hourly flight availability from San Antonio to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2024.

One of the essential ways to save on airfare from San Antonio to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 35% on airfare.

Weekly flight availability from San Antonio to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from San Antonio to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated noviembre 20, 2024.

The most flights from SAT to IAD are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated noviembre 20, 2024.
See what other customers who have flown with United Airlines, American Airlines and Delta from San Antonio to Washington, D.C. have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,014 reviews

Overall

8.1

Entertainment

7.7

Comfort

8.1

Food

7.2

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Washington, D.C. Dulles Intl?

    For a flight from San Antonio to Washington, D.C. Dulles Intl, you will be flying from San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 4 outbound flights to Washington, D.C. Dulles Intl per day. 3 airlines have flights to Washington, D.C. Dulles Intl from San Antonio on a regular basis.

  • What are the cheapest airlines flying from San Antonio to Washington, D.C. Dulles Intl Airport round-trip?

    Currently priced at $238, American Airlines will fly you from San Antonio to Washington, D.C. Dulles Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and United Airlines - these airlines can fly you to your destination from $244 and $249, respectively. Users have found that American Airlines is 39% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Antonio to Washington, D.C. Dulles Intl Airport one-way?

    One-way options have recently been found by users for as low as $119 on American Airlines. Other airlines that offer cheap prices include Delta from $134 and Frontier from $140 one-way.

  • What are the most reliable airlines from San Antonio to Washington, D.C. Dulles Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Antonio to Washington, D.C. Dulles Intl Airport on time: Mesa Airlines (100%), United Airlines (97%), Air Canada (93%).

  • What are the cheapest flights from San Antonio to Washington, D.C. Dulles Intl Airport?

    While on average a flight from San Antonio to Washington, D.C. Dulles Intl Airport is generally $979, our data shows the cheapest flight currently is $194. When looking at the most popular route, (San Antonio - Washington, D.C. Dulles Intl), you can expect to pay $249 for that flight.

  • Can I find deals for flights from San Antonio to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on San Antonio to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Dulles Intl.

  • Can I find deals for business class flights from San Antonio to Dulles Intl?

    Yes. Cheapflights offers flight deals from San Antonio to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Washington, D.C. Dulles Intl Airport (average of $300). Flying from San Antonio to Washington, D.C. Dulles Intl Airport in June 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.

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Alternative routes for San Antonio to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from San Antonio to Dulles Intl

Discover the top 3 airlines that operate flights from San Antonio to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$206Average$301FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$223Average$338FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$233Average$420FlexibilityNo cancel feeOn-time69%
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