- Must visit
Smithsonian National Museum of Natural History
One of the most visited museums in the city, known for dinosaur fossils, the Hope Diamond, and major natural science collections.
Flights from San Antonio, TX to Washington, DC depart on average 58 times per day, taking around 4h 22m. Cheap flight tickets for this journey start at $146 (€119) but you can travel from only $131 (€108) by bus.
There are 2 flights per day. The earliest flight runs at 05:00, the last at 22:45. The fastest flight covers the 1385 miles (2230 km) distance in 3h 14m. May is the cheapest month to fly.
Distance 1385 miles (2230 km) |
Average flight duration 4h 22m |
Cheapest ticket price $146 (€119) |
Flights per day 58 |
Direct flights 2 |
Fastest flight 3h 14m |
First flight 5:00 AM |
Last flight 10:45 PM |
Cheapest Month May |
Cheapest Day Wed |
High Season Oct - Dec |
Low Season Jul - Sep |
Best time to book 6 days |
Cheapest price
$476
Average price
$927
Fastest journey
3 h 19 m
Average duration
4 h 2 m
Flights per day
85
Distance
2230 km
The best way to find a cheap flight ticket from San Antonio, TX to Washington, DC is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from San Antonio, TX to Washington, DC will cost around $927 if you buy it on the day, but the cheapest tickets can be found for only $476.
Of the 85 flights that leave San Antonio, TX for Washington, DC onSun, Jun 21, 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Jun 21 the direct flights cover the 2230 km distance in an average of 4 h 2 m but if you time it right, some flights will get you there in just 3 h 19 m .
On Sun, Jun 21 the longest flights will take 4 h 59 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
AA2609 · AA2251
AA1119 · AA846
AA413 · AA3004
AA2342 · AA1629
AA3098 · AA1629
AA1718
UA471
UA2250
UA2323 · UA2224
AA2342 · AA1623Omio recommends booking the flight as it is the most popular option from San Antonio, TX to Washington, DC among Omio's users. If you are prioritising price take the bus with prices starting from $131. For those with little time consider booking a flight which can get you there in 4h 22m. The ticket price range depends on the travel mode: a bus costs an average of $131, and a train costs an average of $208.
Distance: 1385 miles (2230 km)
Most popular Flight | Bus | Train |
|---|---|---|
$294 Average price | $291 Average price Cheapest | $572 Average price |
7h 22m Average total duration Fastest 4h 22m Onboard + 3h 0m Additional time* | 34h 40m Average total duration 34h 10m Onboard + 30m Additional time* | 43h 17m Average total duration 42h 47m Onboard + 30m Additional time* |
![]() Most popular airline | ![]() Most popular bus company | ![]() Most popular train company |
Direct Options | Direct Options | Direct Options |
This is compared to other travel options from San Antonio, TX to Washington, DC:
A bus is $3 (€2) less than a flight for this route with tickets for a flight from San Antonio, TX to Washington, DC costing on average $294 (€240).
A bus is $281 (€230) less than a train for this route with tickets for a train from San Antonio, TX to Washington, DC costing on average $572 (€468).
Other travel options to Washington, DC take longer:
Bus takes on average 34h 10m.
Train takes on average 42h 47m.
The table below shows live departures for San Antonio, TX to Washington, DC flights for tomorrow, Sunday, June 21. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
AA2342 · AA1629 | 5:01 AM San Antonio International Airport | 8h04 | 2:05 PM Baltimore/Washington International Airport | 1 transfer | |
AA2342 · AA1906 | 5:01 AM San Antonio International Airport | 5h07 | 11:08 AM Dulles International Airport | 1 transfer | |
AA2342 · AA1623 | 5:01 AM San Antonio International Airport | 4h59 | 11:00 AM Ronald Reagan National Airport | 1 transfer | |
UA469 · UA2487 · UA2829 | 5:30 AM San Antonio International Airport | 18h03 | 12:33 AM Baltimore/Washington International Airport | 2 transfers | |
UA469 · UA1635 | 5:30 AM San Antonio International Airport | 14h18 | 8:48 PM Dulles International Airport | 1 transfer | |
UA1464 · UA789 | 5:30 AM San Antonio International Airport | 8h30 | 3:00 PM Ronald Reagan National Airport | 1 transfer | |
UA1464 · UA1418 | 5:30 AM San Antonio International Airport | 8h47 | 3:17 PM Baltimore/Washington International Airport | 1 transfer | |
AA2266 · AA1177 | 6:01 AM San Antonio International Airport | 5h57 | 12:58 PM Ronald Reagan National Airport | 1 transfer | |
AA1119 · AA846 | 6:01 AM San Antonio International Airport | 6h00 | 1:01 PM Baltimore/Washington International Airport | 1 transfer | |
AA2266 · AA1629 | 6:01 AM San Antonio International Airport | 7h04 | 2:05 PM Baltimore/Washington International Airport | 1 transfer | |
AA1119+ AA5527 | 6:01 AM San Antonio International Airport | 5h58 | 12:59 PM Ronald Reagan National Airport | 1 transfer | |
AA1119+ AA5220 | 6:01 AM San Antonio International Airport | 5h35 | 12:36 PM Dulles International Airport | 1 transfer | |
AA632 · AA2398 | 6:05 AM San Antonio International Airport | 5h49 | 12:54 PM Ronald Reagan National Airport | 1 transfer | |
AA1718 | 6:15 AM San Antonio International Airport | 3h19 | 10:34 AM Ronald Reagan National Airport | 0 transfersDirect | |
UA2233 · UA4181 | 6:27 AM San Antonio International Airport | 6h57 | 2:24 PM Ronald Reagan National Airport | 1 transfer | |
UA2233 · UA4433 | 6:27 AM San Antonio International Airport | 7h56 | 3:23 PM Ronald Reagan National Airport | 1 transfer | |
UA2233 · UA1992 | 6:27 AM San Antonio International Airport | 9h05 | 4:32 PM Dulles International Airport | 1 transfer | |
UA1332 · UA1869 | 6:40 AM San Antonio International Airport | 6h32 | 2:12 PM Dulles International Airport | 1 transfer | |
UA1332 | 6:40 AM San Antonio International Airport | 8h50 | 4:30 PM Dulles International Airport | 0 transfersDirect | |
UA1332 · UA2653 | 6:40 AM San Antonio International Airport | 6h14 | 1:54 PM Baltimore/Washington International Airport | 1 transfer | |
UA1332 · UA2668 | 6:40 AM San Antonio International Airport | 6h42 | 2:22 PM Ronald Reagan National Airport | 1 transfer | |
UA1332 · UA752 | 6:40 AM San Antonio International Airport | 8h12 | 3:52 PM Ronald Reagan National Airport | 1 transfer | |
UA471 | 7:00 AM San Antonio International Airport | 3h27 | 11:27 AM Dulles International Airport | 0 transfersDirect | |
AS519 · AS367 | 7:02 AM San Antonio International Airport | 22h37 | 6:39 AM Dulles International Airport | 1 transfer | |
AA3098 · AA1629 | 7:02 AM San Antonio International Airport | 6h03 | 2:05 PM Baltimore/Washington International Airport | 1 transfer | |
AS519 · AS406 | 7:02 AM San Antonio International Airport | 15h57 | 11:59 PM Dulles International Airport | 1 transfer | |
AS519 · AS781 | 7:02 AM San Antonio International Airport | 21h39 | 5:41 AM Baltimore/Washington International Airport | 1 transfer | |
AS519 · AS2 | 7:02 AM San Antonio International Airport | 13h57 | 9:59 PM Ronald Reagan National Airport | 1 transfer | |
UA410 · UA2417 · UA303 | 7:43 AM San Antonio International Airport | 12h43 | 9:26 PM Baltimore/Washington International Airport | 2 transfers | |
UA410 · UA1720 | 7:43 AM San Antonio International Airport | 7h37 | 4:20 PM Baltimore/Washington International Airport | 1 transfer | |
UA410 · UA4024 · UA1240 | 7:43 AM San Antonio International Airport | 12h41 | 9:24 PM Dulles International Airport | 2 transfers | |
UA2853 | 8:53 AM San Antonio International Airport | 8h05 | 5:58 PM Dulles International Airport | 0 transfersDirect | |
UA1687 · UA1478 | 9:37 AM San Antonio International Airport | 8h13 | 6:50 PM Dulles International Airport | 1 transfer | |
UA1687 · UA4023 · UA1240 | 9:37 AM San Antonio International Airport | 10h47 | 9:24 PM Dulles International Airport | 2 transfers | |
UA1687 · UA1720 | 9:37 AM San Antonio International Airport | 5h43 | 4:20 PM Baltimore/Washington International Airport | 1 transfer | |
UA1687 · UA654 | 9:37 AM San Antonio International Airport | 5h26 | 4:03 PM Ronald Reagan National Airport | 1 transfer | |
UA1687 · UA2366 | 9:37 AM San Antonio International Airport | 5h53 | 4:30 PM Dulles International Airport | 1 transfer | |
UA1687 · UA2417 · UA2437 | 9:37 AM San Antonio International Airport | 8h25 | 7:02 PM Dulles International Airport | 2 transfers | |
AA2487 · AA2839 | 10:00 AM San Antonio International Airport | 5h13 | 4:13 PM Ronald Reagan National Airport | 1 transfer | |
AA2487 · AA1622 | 10:00 AM San Antonio International Airport | 6h46 | 5:46 PM Baltimore/Washington International Airport | 1 transfer | |
AA413 · AA3004 | 10:51 AM San Antonio International Airport | 7h28 | 7:19 PM Baltimore/Washington International Airport | 1 transfer | |
UA6278 · UA1478 | 11:43 AM San Antonio International Airport | 6h07 | 6:50 PM Dulles International Airport | 1 transfer | |
UA6278 · UA625 | 11:43 AM San Antonio International Airport | 5h49 | 6:32 PM Ronald Reagan National Airport | 1 transfer | |
UA6278 · UA4023 · UA1240 | 11:43 AM San Antonio International Airport | 8h41 | 9:24 PM Dulles International Airport | 2 transfers | |
UA2250 | 12:01 PM San Antonio International Airport | 3h27 | 4:28 PM Dulles International Airport | 0 transfersDirect | |
AA1904+ AA3778 | 12:24 PM San Antonio International Airport | 5h10 | 6:34 PM Dulles International Airport | 1 transfer | |
UA2652 · UA2357 | 1:20 PM San Antonio International Airport | 5h50 | 8:10 PM Ronald Reagan National Airport | 1 transfer | |
UA2652 · UA2202 | 1:20 PM San Antonio International Airport | 6h58 | 9:18 PM Dulles International Airport | 1 transfer | |
UA2652 · UA303 | 1:20 PM San Antonio International Airport | 7h06 | 9:26 PM Baltimore/Washington International Airport | 1 transfer | |
UA1007 · UA2408 | 1:39 PM San Antonio International Airport | 8h53 | 11:32 PM Dulles International Airport | 1 transfer | |
AA2489+ AA5019 | 1:40 PM San Antonio International Airport | 6h05 | 8:45 PM Ronald Reagan National Airport | 1 transfer | |
AA2486 · AA1787 | 2:10 PM San Antonio International Airport | 5h48 | 8:58 PM Ronald Reagan National Airport | 1 transfer | |
UA6281 · UA1373 | 2:15 PM San Antonio International Airport | 7h28 | 10:43 PM Dulles International Airport | 1 transfer | |
UA6281 · UA2682 | 2:15 PM San Antonio International Airport | 7h30 | 10:45 PM Baltimore/Washington International Airport | 1 transfer | |
UA6281 · UA2388 | 2:15 PM San Antonio International Airport | 5h31 | 8:46 PM Dulles International Airport | 1 transfer | |
UA6281 · UA2135 · UA2829 | 2:15 PM San Antonio International Airport | 9h18 | 12:33 AM Baltimore/Washington International Airport | 2 transfers | |
AA2609 · AA2251 | 2:51 PM San Antonio International Airport | 7h53 | 11:44 PM Baltimore/Washington International Airport | 1 transfer | |
AA2609 · AA1132 | 2:51 PM San Antonio International Airport | 6h58 | 10:49 PM Dulles International Airport | 1 transfer | |
AA2609 · AA472 | 2:51 PM San Antonio International Airport | 5h39 | 9:30 PM Ronald Reagan National Airport | 1 transfer | |
UA404 · UA2224 | 4:18 PM San Antonio International Airport | 6h41 | 11:59 PM Ronald Reagan National Airport | 1 transfer | |
UA404 · UA2682 | 4:18 PM San Antonio International Airport | 5h27 | 10:45 PM Baltimore/Washington International Airport | 1 transfer | |
UA404 · UA1373 | 4:18 PM San Antonio International Airport | 5h25 | 10:43 PM Dulles International Airport | 1 transfer | |
AA1132+ AA3777 | 4:24 PM San Antonio International Airport | 5h25 | 10:49 PM Dulles International Airport | 1 transfer | |
AA2752+ AA3777 | 4:24 PM San Antonio International Airport | 5h36 | 11:00 PM Ronald Reagan National Airport | 1 transfer | |
AA2251+ AA3777 | 4:24 PM San Antonio International Airport | 6h20 | 11:44 PM Baltimore/Washington International Airport | 1 transfer | |
UA2479 · UA2477 | 4:35 PM San Antonio International Airport | 7h10 | 12:45 AM Dulles International Airport | 1 transfer | |
AS494 · AS367 | 4:44 PM San Antonio International Airport | 12h55 | 6:39 AM Dulles International Airport | 1 transfer | |
AS494 · AS378 | 4:44 PM San Antonio International Airport | 23h20 | 5:04 PM Baltimore/Washington International Airport | 1 transfer | |
AS494 · AS1457 · AS10 | 4:44 PM San Antonio International Airport | 22h16 | 4:00 PM Ronald Reagan National Airport | 2 transfers | |
AS494 · AS1457 · AS374 | 4:44 PM San Antonio International Airport | 21h32 | 3:16 PM Baltimore/Washington International Airport | 2 transfers | |
AS494 · AS498 · AS374 | 4:44 PM San Antonio International Airport | 21h32 | 3:16 PM Baltimore/Washington International Airport | 2 transfers | |
AS494 · AS2387 · AS374 | 4:44 PM San Antonio International Airport | 21h32 | 3:16 PM Baltimore/Washington International Airport | 2 transfers | |
AS494 · AS2136 · AS374 | 4:44 PM San Antonio International Airport | 21h32 | 3:16 PM Baltimore/Washington International Airport | 2 transfers | |
AS494 · AS2387 · AS10 | 4:44 PM San Antonio International Airport | 22h16 | 4:00 PM Ronald Reagan National Airport | 2 transfers | |
AS494 · AS4 | 4:44 PM San Antonio International Airport | 22h32 | 4:16 PM Ronald Reagan National Airport | 1 transfer | |
AS494 · AS781 | 4:44 PM San Antonio International Airport | 11h57 | 5:41 AM Baltimore/Washington International Airport | 1 transfer | |
AS494 · AS406 | 4:44 PM San Antonio International Airport | 30h15 | 11:59 PM Dulles International Airport | 1 transfer | |
AS494 · AS737 | 4:44 PM San Antonio International Airport | 23h27 | 5:11 PM Dulles International Airport | 1 transfer | |
UA697 · UA2829 | 5:30 PM San Antonio International Airport | 6h03 | 12:33 AM Baltimore/Washington International Airport | 1 transfer | |
UA697 · UA1015 | 5:30 PM San Antonio International Airport | 6h29 | 12:59 AM Dulles International Airport | 1 transfer | |
Find all the dates and times for this journey
Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Discover the best of Washington — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Washington trip today.
One of the most visited museums in the city, known for dinosaur fossils, the Hope Diamond, and major natural science collections.
Flagship museum for aviation and space exploration, featuring iconic aircraft, spacecraft, and interactive exhibits.
Powerful museum covering African American history, culture, and achievements through immersive exhibitions.
The city’s central ceremonial landscape, lined with major museums, memorials, and classic Washington views.
Historic neighborhood of cobbled streets, waterfront paths, and Federal-era architecture, ideal for walking and photos.
Scenic waterfront loop famous for cherry blossoms and close-up access to several major memorials.
Washington’s signature sausage, usually smoky and spicy, served on a bun with chili, mustard, and onions. It is one of the city’s most iconic street foods.
A sweet-tangy sauce strongly associated with Washington carryout culture, commonly paired with fried chicken and fries. It is a distinctive local flavor locals recognize immediately.
Regional blue crab from nearby Chesapeake waters, often served steamed and heavily seasoned. It reflects the Mid-Atlantic seafood traditions closely tied to Washington dining.
An established downtown institution known for oysters, crab cakes, and classic American seafood near the White House, with an elegant old-school atmosphere.
Busy, established French brasserie in Logan Circle known for polished service, a classic dining room, and consistently popular bistro dishes.
Historic casual landmark on U Street, famous for half-smokes, chili dogs, and classic Washington comfort food in a lively, nostalgic setting.
Prices are high by U.S. standards, especially for hotels and dining near central areas and major attractions.
Tip 18-20% at restaurants. USD 1-2 per drink at bars. Taxis: 10-15% or round up. Hotel staff: USD 2-5. Tips are expected for table service.
Official public transport app
Dulles International Airport, Washington -> Metro Center Station, Washington
Find answers to the most common questions about traveling from San Antonio, TX to Washington, DC by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Washington, DC, this guide helps you travel smarter and with confidence.

Here are some other resources that might have the information you need