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District of Columbia

$72+ Cheap flights from San Antonio (SAT) to District of Columbia

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — IAD
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from San Antonio to District of Columbia

Keep the following information in mind while searching for San Antonio to District of Columbia flight deals. Data was last updated September 15, 2025.

Round-trip from

$200
(Booking.com)

One-way from

$72
(Cheapflightsfares)

Popular in

November

Cheapest in

June

Average price

$283

Good round-trip deal

$249 or less

Good one-way deal

$210 or less
From San Antonio to District of Columbia
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One-way flight from San Antonio to District of Columbia
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Highest demand for flights based on searches. 12% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from San Antonio to District of Columbia.
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Price to beat on a one-way flight from San Antonio to District of Columbia.
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Find flight deals from San Antonio to District of Columbia

Cheapest flights from San Antonio to District of Columbia
Explore the most affordable flight options available from San Antonio to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Frontier deal was found by Cheapflights users on 9/12. 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.
Mon 9/225:40 pmSAT - IAD
1 stop5h 35mFrontier
Fri 9/266:10 amIAD - SAT
1 stop11h 20mFrontier
Deal found 9/12$200
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:20 pmSAT - DCA
1 stop14h 50mFrontier
Sat 10/117:00 amDCA - SAT
1 stop29h 14mFrontier
Deal found 9/13$200
This Frontier deal was found by Cheapflights users on 9/14. 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.
Mon 9/155:40 pmSAT - IAD
1 stop5h 35mFrontier
Mon 10/66:10 amIAD - SAT
1 stop11h 20mFrontier
Deal found 9/14$204
This Booking.com deal was found by Cheapflights users on 9/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/125:40 pmSAT - IAD
1 stop5h 35mFrontier
Fri 10/36:10 amIAD - SAT
1 stop11h 25mFrontier
Deal found 9/12$205
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:40 pmSAT - IAD
1 stop5h 35mFrontier
Mon 9/226:10 amIAD - SAT
1 stop11h 20mFrontier
Deal found 9/13$206
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/213:59 pmSAT - DCA
1 stop29h 00mFrontier
Sun 10/268:00 amDCA - SAT
1 stop12h 41mFrontier
Deal found 9/13$208
This Southwest deal was found by Cheapflights users on 9/12. 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.
Tue 10/285:45 amSAT - DCA
2 stops8h 10mSouthwest
Fri 10/316:10 amDCA - SAT
1 stop5h 30mSouthwest
Deal found 9/12$209
This Frontier deal was found by Cheapflights users on 9/14. 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.
Sat 10/44:45 pmSAT - DCA
2 stops18h 25mFrontier
Mon 10/67:00 amDCA - SAT
1 stop13h 15mFrontier
Deal found 9/14$213
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:20 pmSAT - DCA
1 stop24h 39mFrontier
Sat 9/277:00 amDCA - SAT
1 stop8h 27mFrontier
Deal found 9/13$222
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:00 amSAT - IAD
1 stop12h 51mMultiple Airlines
Mon 11/106:00 amIAD - SAT
1 stop11h 40mMultiple Airlines
Deal found 9/13$223
This Frontier deal was found by Cheapflights users on 9/12. 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.
Thu 10/211:33 amSAT - IAD
2 stops20h 44mFrontier
Sun 10/510:09 pmIAD - SAT
2 stops19h 21mFrontier
Deal found 9/12$224
This Southwest deal was found by Cheapflights users on 9/12. 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.
Thu 10/305:25 amSAT - IAD
1 stop6h 35mSouthwest
Sun 11/25:05 amIAD - SAT
1 stop6h 55mSouthwest
Deal found 9/12$225

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to District of Columbia 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from San Antonio to District of Columbia that are best for you.

Fly from

San Antonio

Fly to

District of Columbia

Route

Depart

Return

Price

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Sat 1/10

11:45 am-8:15 pm

2 stops7h 30m

Washington, D.C. Reagan-National

Sun 1/18

11:45 am-6:20 pm

1 stop7h 35m

$219

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Thu 10/30

5:25 am-1:00 pm

1 stop6h 35m

Washington, D.C. Dulles Intl

Sun 11/2

5:05 am-11:00 am

1 stop6h 55m

$225

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Tue 10/7

6:15 am-2:00 pm

2 stops6h 45m

Washington, D.C. Reagan-National

Wed 10/8

6:00 am-12:00 pm

1 stop7h 00m

$227

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Wed 10/1

11:55 am-4:16 pm

Nonstop3h 21m

Washington, D.C. Dulles Intl

Sat 10/4

8:25 am-10:58 am

Nonstop3h 33m

$235

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Fri 10/10

7:00 am-11:19 am

Nonstop3h 19m

Washington, D.C. Dulles Intl

Sun 10/12

8:25 am-10:58 am

Nonstop3h 33m

$249

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Fri 10/31

7:07 am-11:19 am

Nonstop3h 12m

Washington, D.C. Dulles Intl

Sun 11/2

8:15 am-11:06 am

Nonstop3h 51m

$249

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Sat 10/4

11:55 am-4:18 pm

Nonstop3h 23m

Washington, D.C. Dulles Intl

Wed 10/8

6:15 am-11:37 am

1 stop6h 22m

$253

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Sat 11/1

5:25 am-11:29 am

1 stop5h 04m

Washington, D.C. Dulles Intl

Wed 11/5

7:05 am-11:28 am

1 stop5h 23m

$255

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Wed 10/1

5:29 am-11:40 am

1 stop5h 11m

Washington, D.C. Dulles Intl

Sat 10/4

6:16 pm-11:25 pm

1 stop6h 09m

$255

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Wed 10/8

11:55 am-4:16 pm

Nonstop3h 21m

Washington, D.C. Dulles Intl

Sun 10/12

8:25 am-10:58 am

Nonstop3h 33m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 46 results
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Best time to book a flight from San Antonio to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to District of Columbia

What is the cheapest month to book a flight from San Antonio to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from San Antonio to District of Columbia (average of $292). Flying from San Antonio to District of Columbia in April is currently the most expensive (average of $337). 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 DC?

Find hourly flight availability from San Antonio to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from San Antonio to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Antonio to District of Columbia

Explore weekly flight availability from San Antonio to District of Columbia. 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 September 15, 2025.

The most flights from SAT to USDC are scheduled on a Monday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated September 15, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from San Antonio to District of Columbia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,956 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,931 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,016 reviews
Southwest
8.0
Very good
4,245 reviews

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from San Antonio to District of Columbia. 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 District of Columbia?

    If you book a flight to District of Columbia from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

  • How long is the flight from San Antonio to District of Columbia?

    Airlines like Southwest, United Airlines, and Delta fly from San Antonio to District of Columbia in about 3h 21m. The time it takes to get you to your destination can typically vary by up to 4h 09m. Airlines will cover a distance of 1360 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San Antonio to District of Columbia one-way?

    $76 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $116 and $129, respectively.

  • What are the most reliable airlines from San Antonio to District of Columbia?

    The top 3 most reliable airlines when flying from San Antonio to District of Columbia are Air Canada (91%), Lufthansa (91%) and United Airlines (89%).

  • What are the cheapest flights from San Antonio to District of Columbia?

    On average you can expect to pay $947 for a flight from San Antonio to District of Columbia. The cheapest flight overall is $138 while the most popular route, (San Antonio - Washington, D.C. Dulles Intl) is currently priced at $214.

  • Can I find deals for flights from San Antonio to District of Columbia that include hotel bookings?

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

  • How can I find direct flights from San Antonio to District of Columbia?

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

  • Can I find deals for business class flights from San Antonio to District of Columbia?

    Yes. Cheapflights offers flight deals from San Antonio to District of Columbia 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 District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to District of Columbia (average of $292). Flying from San Antonio to District of Columbia in April is currently the most expensive (average of $337). 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.

See more FAQs

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Alternative routes for San Antonio to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Antonio to District of Columbia

Discover the top 6 airlines that operate flights from San Antonio to District of Columbia. 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$96Average$208FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$107Average$234FlexibilityNo cancel feeOn-time65%
DeltaCheapest$195Average$351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$202Average$369FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$204Average$424FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$237Average$406FlexibilityNo cancel feeOn-time69%

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