How long is the flight from Washington, D.C. Dulles Intl Airport to Pasco?

Departing from Washington, D.C. Dulles Intl Airport to Pasco will take you 8h 59m. There are 2151 mi between Washington, D.C. Dulles Intl Airport and Pasco. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in Pasco ranges from 0.3 - 1.2 inches per month. January is typically the wettest month, when rainfall can reach 1.2 in. July is typically the driest time to visit Pasco when rainfall is around 0.3 in.

If weather is an important factor for your trip to Pasco, 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 73.4 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from IAD to PSC?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Dulles Intl Airport to Pasco as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Pasco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Pasco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Pasco flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Pasco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Pasco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Pasco from Washington, D.C. Dulles Intl?

For a flight from Washington, D.C. Dulles Intl to Pasco, you will be flying into Tri Cities. Pasco Tri Cities (PSC) is just 1.9 mi from the center of the city. Tri Cities is the only Pasco airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Pasco Tri Cities from Washington, D.C. Dulles Intl on a regular basis.

Can I find deals for flights from Dulles Intl to Pasco that include hotel bookings?

Yes. In addition to deals on Dulles Intl to Pasco flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dulles Intl to Pasco?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Pasco.

Can I find deals for business class flights from Dulles Intl to Pasco?

Yes. Cheapflights offers flight deals from Dulles Intl to Pasco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$226+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Pasco

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Cheap flight deals from Dulles Intl to Pasco

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Pasco
Explore the most affordable flight options available from Dulles Intl to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Sat 10/247:02 am -

1 stop9h 16m

Wed 10/2810:47 am -

1 stop10h 12m

Deal found 9/10

$435

Sun 12/66:15 am -

1 stop8h 59m

Wed 12/91:47 pm -

1 stop8h 12m

Deal found 9/11

$462

Thu 10/297:02 am -

1 stop9h 16m

Sun 11/15:34 pm -

1 stop9h 10m

Deal found 9/10

$486

Sun 12/66:00 am -

2 stops12h 11m

Wed 12/912:35 pm -

1 stop8h 56m

Deal found 9/11

$487

Sat 9/267:00 am -

1 stop9h 27m

Tue 9/296:00 am -

1 stop7h 54m

Deal found 9/10

$511

Sat 9/266:10 am -

2 stops11h 37m

Tue 9/2912:36 pm -

1 stop7h 20m

Deal found 9/10

$516

Tue 9/295:57 pm -

1 stop8h 56m

Sat 10/36:01 am -

1 stop7h 29m

Deal found 9/14

$531

Sat 9/266:10 am -

2 stops11h 37m

Wed 9/307:05 am -

1 stop8h 00m

Deal found 9/11

$536

Best flights from Dulles Intl to Pasco
Discover carefully curated flight deals from Dulles Intl to Pasco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Sun 12/66:15 am -

1 stop8h 59m

Wed 12/91:47 pm -

1 stop8h 12m

Deal found 9/11

$462

Sun 12/66:00 am -

2 stops12h 11m

Wed 12/912:35 pm -

1 stop8h 56m

Deal found 9/11

$487

Sat 9/267:00 am -

1 stop9h 27m

Wed 9/3010:56 am -

1 stop10h 03m

Deal found 9/11

$511

Tue 9/296:14 am -

2 stops11h 37m

Sat 10/35:05 am -

2 stops12h 19m

Deal found 9/14

$595

Sat 9/266:10 am -

2 stops11h 37m

Wed 9/305:25 am -

2 stops11h 49m

Deal found 9/11

$542

Sat 10/247:02 am -

1 stop9h 16m

Wed 10/285:20 am -

2 stops15h 39m

Deal found 9/14

$559

Thu 10/297:02 am -

2 stops11h 22m

Sun 11/15:34 pm -

1 stop9h 10m

Deal found 9/10

$589

Tue 9/297:00 am -

1 stop7h 36m

Sat 10/35:25 am -

2 stops11h 49m

Deal found 9/14

$636

Sat 10/107:02 am -

1 stop9h 16m

Thu 10/156:00 pm -

1 stop8h 40m

Deal found 9/12

$621

Mon 10/55:15 pm -

2 stops9h 14m

Thu 10/812:42 pm -

1 stop7h 07m

Deal found 9/13

$669

Last-minute flights from Dulles Intl to Pasco
Discover last-minute flight deals from Dulles Intl to Pasco. Data last updated September 15, 2026 and is based on user searches.

Fri 9/257:25 am -

1 stop10h 20m

Mon 9/285:23 pm -

2 stops12h 46m

Deal found 9/11

$620

Sat 9/267:00 am -

1 stop9h 27m

Wed 9/3010:56 am -

1 stop10h 03m

Deal found 9/11

$511

Sat 9/266:10 am -

2 stops11h 37m

Wed 9/307:05 am -

1 stop8h 00m

Deal found 9/11

$536

Tue 9/295:57 pm -

1 stop8h 56m

Sat 10/36:01 am -

1 stop7h 29m

Deal found 9/14

$531

Tue 9/296:14 am -

2 stops11h 37m

Sat 10/35:05 am -

2 stops12h 19m

Deal found 9/14

$595

Sat 10/107:02 am -

1 stop9h 16m

Thu 10/156:00 pm -

1 stop8h 40m

Deal found 9/12

$621

Sat 10/247:02 am -

1 stop9h 16m

Wed 10/2810:47 am -

1 stop10h 12m

Deal found 9/10

$435

Thu 10/297:02 am -

1 stop9h 16m

Sun 11/15:34 pm -

1 stop9h 10m

Deal found 9/10

$486

One-way flights from Dulles Intl to Pasco
Search for one-way flight options from Dulles Intl to Pasco. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Sat 10/2412:30 pm -

2 stops25h 32m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$226

Sat 10/177:05 am -

1 stop7h 57m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$228

Tue 10/206:05 am -

2 stops11h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$233

Thu 10/296:10 am -

1 stop9h 56m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/11

$245

Thu 10/298:13 am -

2 stops14h 22m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/10

$250

Mon 11/27:05 am -

1 stop7h 57m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$255

Mon 10/126:00 am -

1 stop16h 24m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/11

$272

Fri 9/256:35 am -

1 stop8h 41m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$305

Fri 9/2512:25 pm -

2 stops14h 03m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$310

Find flight deals from Dulles Intl to Pasco

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$435 (Alaska Airlines)
One-way from	$226 (Kiwi.com)

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Pasco Tri Cities flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Pasco Tri Cities flights.

Search Deals

From Washington, D.C. Dulles Intl to Pasco Tri Cities

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Pasco Tri Cities

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pasco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Wed 12/16

7:00 am-3:11 pm

1 stop11h 11m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$228

Quickest round-trip

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Tue 10/20

7:05 am-12:02 pm

1 stop7h 57m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$228

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Thu 10/29

2:05 pm-8:58 pm

1 stop9h 53m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$245

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Fri 10/30

6:10 am-1:06 pm

1 stop9h 56m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$245

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Fri 10/30

6:00 am-2:50 pm

2 stops11h 50m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$250

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Sat 10/17

6:05 am-2:50 pm

2 stops11h 45m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$265

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Sat 10/24

7:50 am-11:02 am

3 stops30h 12m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$276

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Fri 9/25

12:25 pm-11:28 pm

2 stops14h 03m

Pasco Tri Cities

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$310

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Sun 12/6

6:15 am-12:14 pm

1 stop8h 59m

Pasco Tri Cities

Wed 12/9

1:47 pm-12:59 am

1 stop8h 12m

$462

Washington, D.C.Pasco

IAD Washington, D.C. Dulles Intl - PSC Pasco Tri Cities

IADPSC

Washington, D.C. Dulles Intl

Sun 12/6

6:00 am-3:11 pm

2 stops12h 11m

Pasco Tri Cities

Wed 12/9

12:35 pm-12:31 am

1 stop8h 56m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 19 resultsSorted by cheapest first

Compare providers for flights from Dulles Intl to Pasco

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Pasco in September.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Pasco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Pasco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Pasco flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Pasco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Pasco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Pasco

Have a flexible travel schedule? Discover the best time to fly to Pasco from Dulles Intl with our price prediction graph.

IAD-PSC

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.

Related info for your journey

What airport do you fly into for flights to Pasco from Washington, D.C. Dulles Intl?
For a flight from Washington, D.C. Dulles Intl to Pasco, you will be flying into Tri Cities. Pasco Tri Cities (PSC) is just 1.9 mi from the center of the city. Tri Cities is the only Pasco airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 0 airlines have flights to Pasco Tri Cities from Washington, D.C. Dulles Intl on a regular basis.
How long is the flight from Washington, D.C. Dulles Intl Airport to Pasco?
Departing from Washington, D.C. Dulles Intl Airport to Pasco will take you 8h 59m. There are 2151 mi between Washington, D.C. Dulles Intl Airport and Pasco. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Dulles Intl to Pasco that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Pasco flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Pasco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Pasco.
Can I find deals for business class flights from Dulles Intl to Pasco?
Yes. Cheapflights offers flight deals from Dulles Intl to Pasco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$226+ Cheap flights from Dulles Intl (IAD) to Pasco (PSC)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Pasco with Cheapflights

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Cheap flight deals from Dulles Intl to Pasco

Cheapest flights from Dulles Intl to PascoExplore the most affordable flight options available from Dulles Intl to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Explore the most affordable flight options available from Dulles Intl to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Best flights from Dulles Intl to PascoDiscover carefully curated flight deals from Dulles Intl to Pasco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Discover carefully curated flight deals from Dulles Intl to Pasco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Last-minute flights from Dulles Intl to PascoDiscover last-minute flight deals from Dulles Intl to Pasco. Data last updated September 15, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Pasco. Data last updated September 15, 2026 and is based on user searches.

One-way flights from Dulles Intl to PascoSearch for one-way flight options from Dulles Intl to Pasco. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Search for one-way flight options from Dulles Intl to Pasco. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.

Find flight deals from Dulles Intl to Pasco

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Round-trip from

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Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pasco that are best for you.

Compare providers for flights from Dulles Intl to Pasco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Pasco in September.

Best time to book a flight from Dulles Intl to Pasco

Have a flexible travel schedule? Discover the best time to fly to Pasco from Dulles Intl with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Pasco from Washington, D.C. Dulles Intl?

How long is the flight from Washington, D.C. Dulles Intl Airport to Pasco?

Can I find deals for flights from Dulles Intl to Pasco that include hotel bookings?

How can I find direct flights from Dulles Intl to Pasco?

Can I find deals for business class flights from Dulles Intl to Pasco?

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Alternative routes for Dulles Intl to Pasco

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Complete your trip

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Search flights from Dulles Intl to Pasco by cabin class

Find flights from Dulles Intl to Pasco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Pasco flights

Browse other Dulles Intl and Pasco flight options. Last updated on September 15, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.

Other flights to Pasco

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Cheapest flights from Dulles Intl to Pasco
Explore the most affordable flight options available from Dulles Intl to Pasco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.

Best flights from Dulles Intl to Pasco
Discover carefully curated flight deals from Dulles Intl to Pasco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.

Last-minute flights from Dulles Intl to Pasco
Discover last-minute flight deals from Dulles Intl to Pasco. Data last updated September 15, 2026 and is based on user searches.

One-way flights from Dulles Intl to Pasco
Search for one-way flight options from Dulles Intl to Pasco. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.