$498 Cheap Flights from Stillwater (SWO) to Washington (DCA)

View $498 flight on Fri, Nov 21, 2025Opens in a new window

Popular airlines from Stillwater, OK (SWO-Stillwater Regional) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Stillwater to Washington (SWO-DCA)

Prices were available within the past 7 days and start at $498 for one-way flights and $437 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$437 Roundtrip, found 2 days ago
$437
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $437 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$442 Roundtrip, found 2 days ago
$442
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $442 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$447 Roundtrip, found 2 days ago
$447
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $447 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$451 Roundtrip, found 2 days ago
$451
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $451 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$456 Roundtrip, found 2 days ago
$456
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $456 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$460 Roundtrip, found 2 days ago
$460
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $460 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$465 Roundtrip, found 2 days ago
$465
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $465 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$465 Roundtrip, found 2 days ago
$465
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $465 found 2 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$470 Roundtrip, found 2 days ago
$470
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $470 found 2 days ago
American Airlines
Fri, Sep 12 - Mon, Sep 15
SWO
Stillwater
DCA
Washington
$478 Roundtrip, found 5 days ago
$478
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Sep 12 from Stillwater to Washington, returning Mon, Sep 15, priced at $478 found 5 days ago
American Airlines
Fri, Sep 26 - Sun, Sep 28
SWO
Stillwater
DCA
Washington
$479 Roundtrip, found 2 days ago
$479
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Sep 26 from Stillwater to Washington, returning Sun, Sep 28, priced at $479 found 2 days ago
American Airlines
Fri, Sep 12 - Mon, Sep 15
SWO
Stillwater
DCA
Washington
$483 Roundtrip, found 5 days ago
$483
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Sep 12 from Stillwater to Washington, returning Mon, Sep 15, priced at $483 found 5 days ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $534
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city center8 min
Flights from $534
Flights from Stillwater (SWO) to Washington (DCA)
Origin airport
Stillwater Regional
Destination airport
Ronald Reagan Washington National
Roundtrip price
$436
Distance
1111 mi

Stillwater to Washington Flights

The cheapest times to fly from Stillwater to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Stillwater to Washington are during the month of September. You can find some of the cheapest flights from Stillwater to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Stillwater to Washington

Sunday is one of the best days to book for cheap flights from Stillwater to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Stillwater to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Stillwater to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $498 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Stillwater to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Stillwater to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA) cost?
Grab a cheap one-way flight from $498 or cheap return flight from $437 from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
September is the cheapest month to fly from SWO to DCA. Traveling during an off-peak travel window is often the key to scoring lower fares.
Which airlines fly direct from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
You can't take a direct flight from Stillwater, OK (SWO-Stillwater Regional) to Ronald Reagan Washington National Airport (DCA). However, you can seamlessly travel to Washington without any layovers by leaving from Will Rogers World Airport (OKC).
What is the cheapest airline that flies from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SWO to DCA flight.
How many flights per day from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
You'll have to take a flight with a layover when traveling from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SWO to DCA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
To land at Ronald Reagan Washington National Airport (DCA) on schedule, opt for a flight that leaves from Stillwater Regional Airport (SWO) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA) last-minute?
Waiting until right before your break to book a ticket from SWO to DCA generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book a SWO to DCA flight and hotel package?
Opting for a SWO to DCA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our wide range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Stillwater Regional Airport (SWO) to Ronald Reagan Washington National Airport (DCA)?
In most cases, you can modify or cancel your SWO to DCA flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.