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$100+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — IAD
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
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 March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$208
(American Airlines)

One-way from

$100
(Southwest)

Popular in

November

Cheapest in

August

Average price

$348

Good round-trip deal

$262 or less

Good one-way deal

$94 or less
Provider with most accurate pricing for San Antonio-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Washington, D.C. (WAS) flights.
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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. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This American Airlines deal was found by Cheapflights users on 3/2. 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.
Sat 4/126:35 amSAT - DCA
Nonstop3h 15mAmerican Airlines
Mon 4/147:45 pmDCA - SAT
Nonstop3h 40mAmerican Airlines
Deal found 3/2$208
This Southwest deal was found by Cheapflights users on 3/2. 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 4/112:15 pmSAT - DCA
2 stops6h 55mSouthwest
Tue 4/84:45 pmDCA - SAT
2 stops7h 00mSouthwest
Deal found 3/2$209
This United Airlines deal was found by Cheapflights users on 3/3. 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.
Sat 4/127:15 amSAT - IAD
Nonstop3h 18mUnited Airlines
Tue 4/153:30 pmIAD - SAT
1 stop8h 29mUnited Airlines
Deal found 3/3$215
This Trip.com deal was found by Cheapflights users on 3/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/182:18 pmSAT - DCA
1 stop6h 41mFrontier
Wed 3/266:00 pmDCA - SAT
1 stop20h 18mFrontier
Deal found 3/3$220
This Delta deal was found by Cheapflights users on 3/3. 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.
Tue 4/155:30 amSAT - IAD
1 stop4h 53mDelta
Tue 4/296:00 amIAD - SAT
1 stop6h 08mDelta
Deal found 3/3$237
This Delta deal was found by Cheapflights users on 3/2. 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.
Wed 4/24:53 pmSAT - DCA
1 stop5h 47mDelta
Sat 4/511:38 amDCA - SAT
1 stop9h 51mDelta
Deal found 3/2$237
This Frontier deal was found by Cheapflights users on 3/1. 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 8/1112:27 pmSAT - IAD
1 stop10h 36mFrontier
Wed 8/136:45 amIAD - SAT
1 stop5h 52mFrontier
Deal found 3/1$292
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Sat 3/292:32 pmSAT - IAD
1 stop6h 42mAmerican Airlines
Sat 4/52:12 pmIAD - SAT
2 stops7h 38mAmerican Airlines
Deal found 3/3$311
This Southwest deal was found by Cheapflights users on 3/1. 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 5/69:40 amSAT - IAD
2 stops11h 55mSouthwest
Sun 5/115:15 amIAD - SAT
1 stop7h 40mSouthwest
Deal found 3/1$313
This United deal was found by Cheapflights users on 3/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/199:37 amSAT - DCA
2 stops8h 25mUnited Airlines
Tue 3/255:00 pmDCA - SAT
1 stop7h 20mUnited Airlines
Deal found 3/2$336
This Mytrip deal was found by Cheapflights users on 3/3. 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.
Tue 3/1811:11 amSAT - IAD
3 stops23h 09mMultiple Airlines
Wed 3/268:25 amIAD - SAT
3 stops26h 38mMultiple Airlines
Deal found 3/3$366
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/157:00 amSAT - DCA
1 stop32h 55mAlaska Airlines
Sat 4/196:58 pmDCA - SAT
2 stops24h 24mAlaska Airlines
Deal found 3/2$588

Find flights from San Antonio to District of Columbia within your budget

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 March 3, 2025.

Fly from

San Antonio

Fly to

District of Columbia

Route

Depart

Return

Price

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Sat 4/12

6:35 am-10:50 am

Nonstop3h 15m

Washington, D.C. Reagan-National

Mon 4/14

7:45 pm-10:25 pm

Nonstop3h 40m

$208

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Tue 4/1

12:15 pm-8:10 pm

2 stops6h 55m

Washington, D.C. Reagan-National

Tue 4/8

4:45 pm-10:45 pm

2 stops7h 00m

$209

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Sat 4/12

7:15 am-11:33 am

Nonstop3h 18m

Washington, D.C. Dulles Intl

Tue 4/15

3:30 pm-10:59 pm

1 stop8h 29m

$215

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Tue 3/18

2:18 pm-9:59 pm

1 stop6h 41m

Washington, D.C. Reagan-National

Wed 3/26

6:00 pm-1:18 pm

1 stop20h 18m

$220

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Tue 4/15

5:30 am-11:23 am

1 stop4h 53m

Washington, D.C. Dulles Intl

Tue 4/29

6:00 am-11:08 am

1 stop6h 08m

$237

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Wed 4/2

4:53 pm-11:40 pm

1 stop5h 47m

Washington, D.C. Reagan-National

Sat 4/5

11:38 am-8:29 pm

1 stop9h 51m

$237

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Mon 8/11

12:27 pm-12:03 am

1 stop10h 36m

Washington, D.C. Dulles Intl

Wed 8/13

6:45 am-11:37 am

1 stop5h 52m

$292

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Sat 3/29

2:32 pm-10:14 pm

1 stop6h 42m

Washington, D.C. Dulles Intl

Sat 4/5

2:12 pm-8:50 pm

2 stops7h 38m

$311

San AntonioWashington, D.C.

SAT - IAD

SATIAD

San Antonio

Tue 5/6

9:40 am-10:35 pm

2 stops11h 55m

Washington, D.C. Dulles Intl

Sun 5/11

5:15 am-11:55 am

1 stop7h 40m

$313

San AntonioWashington, D.C.

SAT - DCA

SATDCA

San Antonio

Wed 3/19

9:37 am-7:02 pm

2 stops8h 25m

Washington, D.C. Reagan-National

Wed 3/26

11:00 am-3:47 pm

1 stop5h 47m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 25 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.

Travel insights for flights from San Antonio to District of Columbia

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

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 $309). Flying from San Antonio to District of Columbia in June is currently the most expensive (average of $389). 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 March 3, 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 March 3, 2025.

The most flights from SAT to USDC are scheduled on a Tuesday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, 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 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 March 3, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from San Antonio to District of Columbia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Frontier
6.0
Okay
3,318 reviews
Southwest
8.1
Very good
4,333 reviews

Entertainment

7.6

Food

7.1

Boarding

8.2

Crew

8.7

Overall

8.1

Comfort

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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.

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

    $100 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 United Airlines, with prices starting from $101 and $103, 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 Mesa Airlines (83%), United Airlines (83%) and Air Canada (83%).

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

    On average you can expect to pay $893 for a flight from San Antonio to District of Columbia. The cheapest flight overall is $114 while the most popular route, (San Antonio - Washington, D.C. Dulles Intl) is currently priced at $192.

  • 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 $309). Flying from San Antonio to District of Columbia in June is currently the most expensive (average of $389). 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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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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$192FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$154Average$237FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$204Average$476FlexibilityNo cancel feeOn-time63%
DeltaCheapest$215Average$380FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$375FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$232Average$418FlexibilityNo cancel feeOn-time69%
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