$163 Cheap Flights from Washington (DCA) to Pasco (PSC)

View $163 flight on Thu, Dec 11, 2025Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)

Cheap Flights from Washington to Pasco (DCA-PSC)

Prices were available within the past 7 days and start at $163 for one-way flights and $294 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Jan 15 - Wed, Jan 21
DCA
Washington
PSC
Pasco
$294 Roundtrip, found 6 days ago
$294
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Jan 15 from Washington to Pasco, returning Wed, Jan 21, priced at $294 found 6 days ago
Delta
Thu, Dec 4 - Tue, Dec 9
DCA
Washington
PSC
Pasco
$325 Roundtrip, found 1 day ago
$325
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Dec 4 from Washington to Pasco, returning Tue, Dec 9, priced at $325 found 1 day ago
Delta
Thu, Dec 4 - Mon, Dec 8
DCA
Washington
PSC
Pasco
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Dec 4 from Washington to Pasco, returning Mon, Dec 8, priced at $330 found 1 day ago
Delta
Wed, Nov 19 - Mon, Dec 8
DCA
Washington
PSC
Pasco
$336 Roundtrip, found 3 days ago
$336
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Nov 19 from Washington to Pasco, returning Mon, Dec 8, priced at $336 found 3 days ago
Hawaiian Airlines
Sat, Nov 15 - Sat, Dec 6
DCA
Washington
PSC
Pasco
$336 Roundtrip, found 4 days ago
$336
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Nov 15 from Washington to Pasco, returning Sat, Dec 6, priced at $336 found 4 days ago
United
Wed, Feb 18 - Tue, Feb 24
DCA
Washington
PSC
Pasco
$337 Roundtrip, found 2 days ago
$337
Roundtrip
found 2 days ago
Select United flight, departing Wed, Feb 18 from Washington to Pasco, returning Tue, Feb 24, priced at $337 found 2 days ago
Alaska Airlines
Tue, Jan 6 - Tue, Jan 13
DCA
Washington
PSC
Pasco
$338 Roundtrip, just found
$338
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Jan 6 from Washington to Pasco, returning Tue, Jan 13, priced at $338 just found
Delta
Sat, Feb 21 - Wed, Mar 11
DCA
Washington
PSC
Pasco
$342 Roundtrip, found 2 days ago
$342
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Feb 21 from Washington to Pasco, returning Wed, Mar 11, priced at $342 found 2 days ago
Delta
Tue, Jan 6 - Sat, Jan 10
DCA
Washington
PSC
Pasco
$344 Roundtrip, just found
$344
Roundtrip
just found
Select Delta flight, departing Tue, Jan 6 from Washington to Pasco, returning Sat, Jan 10, priced at $344 just found
Bargain Flight
Tue, Jan 6 - Mon, Jan 12
DCA
Washington
PSC
Pasco
$346 Roundtrip, just found
$346
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Jan 6 from Washington to Pasco, returning Mon, Jan 12, priced at $346 just found

Alternative airports near Pasco

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

Select flight to Tri-Cities PSC. Cheapest and Closest option available. Average driving time to city center is 4 minutes. Flights from $510
PSC
Tri-Cities
CheapestClosest
Average driving time to city center4 min
Flights from $510

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC) cost?
Lock in a cheap one-way flight from $163 or cheap return flight from $294 from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC) 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 Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)?
The cheapest month to fly from DCA to PSC is January, when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DCA to PSC flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)?
There aren't any daily nonstop flights from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from DCA to PSC?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)?
To avoid potential delays on the Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC) last-minute?
Booking your plane ticket from DCA to PSC just before your journey is usually more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a DCA to PSC flight and hotel package?
Opting for a DCA to PSC flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our wide range of accommodations and then add car rentals, flights and activities 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 Ronald Reagan Washington National Airport (DCA) to Tri-Cities Airport (PSC)?
Usually, it's possible to reschedule or cancel your DCA to PSC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Tri-Cities
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$294
Distance
2174 mi

Book with confidence

Washington to Pasco Flights

The cheapest times to fly from Washington to Pasco

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 Washington to Pasco are during the month of January. You can find some of the cheapest flights from Washington to Pasco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Pasco

Sunday is one of the best days to book for cheap flights from Washington to Pasco: 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 Washington to Pasco

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 Washington to Pasco in 2025. You can also book with separate airlines for your outbound and return journeys, from $163 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 Washington to Pasco 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 Washington to Pasco 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.

 

Washington to Pasco Flights

Explore a world of travel with Expedia

*Available to One Key members.