What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Pasco Tri Cities?

United Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Washington, D.C. Dulles Intl to Pasco Tri Cities

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport?

Prices for flights from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport are refreshed on a daily basis.

What documentation or ID do you need to fly to Pasco Tri Cities Airport?

The travel and health documents required for your trip to Pasco Tri Cities Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Pasco Tri Cities Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$187 Cheap Flights from Washington, D.C. Dulles Intl Airport to Pasco in 2026/27

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Pasco

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:35 am - 12:14 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

8h 39m1 stop San Francisco

12:55 pm - 11:15 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

7h 20m1 stop Denver Intl

$455United Airlines

Sat, Oct 24 - Sat, Oct 31

6:13 am - 11:41 amIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

8h 28m1 stop Salt Lake City

12:21 pm - 12:42 amPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

9h 21m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$460Delta

Wed, Oct 21 - Sat, Oct 31

12:30 pm - 11:59 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

14h 29m2 stops New York John F Kennedy Intl Seattle/Tacoma Intl

5:20 am - 8:14 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

11h 54m2 stops Seattle/Tacoma Intl Atlanta Hartsfield-Jackson

$466Delta

Wed, Oct 21 - Wed, Oct 28

7:05 am - 12:02 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

7h 57m1 stop Seattle/Tacoma Intl

7:05 am - 6:19 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

8h 14m1 stop Minneapolis St Paul

$468Delta

Wed, Oct 14 - Tue, Oct 27

6:05 am - 2:50 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

11h 45m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

12:42 pm - 10:49 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

7h 07m1 stop Seattle/Tacoma Intl

$473Delta

Sat, Oct 10 - Tue, Oct 20

7:02 am - 1:18 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

9h 16m1 stop Seattle/Tacoma Intl

10:47 am - 11:59 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

10h 12m1 stop Seattle/Tacoma Intl

$478Alaska Airlines

Sat, Oct 24 - Wed, Oct 28

2:43 pm - 8:40 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

8h 57m1 stop Denver Intl

12:55 pm - 11:15 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

7h 20m1 stop Denver Intl

$481United Airlines

Wed, Oct 21 - Sat, Oct 31

6:10 am - 1:06 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

9h 56m1 stop Denver Intl

12:55 pm - 11:15 pmPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

7h 20m1 stop Denver Intl

$482United Airlines

Fri, Oct 30 - Sat, Nov 14

7:05 am - 2:50 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

10h 45m1 stop Seattle/Tacoma Intl

12:21 pm - 12:41 amPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

9h 20m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$487Delta

Fri, Oct 30 - Sat, Nov 14

6:05 am - 2:50 pmIAD Washington, D.C. Dulles Intl-PSC Pasco Tri Cities

11h 45m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

12:21 pm - 12:42 amPSC Pasco Tri Cities-IAD Washington, D.C. Dulles Intl

9h 21m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$492Delta

Fri, Oct 30 - Sat, Nov 7

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United Airlines flights from Washington, D.C. Dulles Intl Airport to Pasco

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Pasco flight tickets

United Airlines

Oct 24

IAD6:35 amWashington, D.C. Dulles Intl

8h 39m

1 stop

PSC12:14 pmPasco Tri Cities

Oct 31

PSC12:55 pmPasco Tri Cities

7h 20m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$455

United Airlines

Oct 21

IAD2:43 pmWashington, D.C. Dulles Intl

8h 57m

1 stop

PSC8:40 pmPasco Tri Cities

Oct 31

PSC12:55 pmPasco Tri Cities

7h 20m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$481

United Airlines

Oct 30

IAD6:10 amWashington, D.C. Dulles Intl

9h 56m

1 stop

PSC1:06 pmPasco Tri Cities

Nov 14

PSC12:55 pmPasco Tri Cities

7h 20m

1 stop

IAD11:15 pmWashington, D.C. Dulles Intl

$482

Delta flights from Washington, D.C. Dulles Intl Airport to Pasco

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Pasco flight tickets

Delta

Oct 21

IAD6:13 amWashington, D.C. Dulles Intl

8h 28m

1 stop

PSC11:41 amPasco Tri Cities

Oct 31

PSC12:21 pmPasco Tri Cities

9h 21m

2 stops

IAD12:42 amWashington, D.C. Dulles Intl

$460

Delta

Oct 21

IAD12:30 pmWashington, D.C. Dulles Intl

14h 29m

2 stops

PSC11:59 pmPasco Tri Cities

Oct 28

PSC5:20 amPasco Tri Cities

11h 54m

2 stops

IAD8:14 pmWashington, D.C. Dulles Intl

$466

Delta

Oct 14

IAD7:05 amWashington, D.C. Dulles Intl

7h 57m

1 stop

PSC12:02 pmPasco Tri Cities

Oct 27

PSC7:05 amPasco Tri Cities

8h 14m

1 stop

IAD6:19 pmWashington, D.C. Dulles Intl

$468

momondo 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

Quickest round-trip

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Sat 10/24

6:35 am-12:14 pm

1 stop8h 39m

Pasco Tri Cities

Sat 10/31

12:55 pm-11:15 pm

1 stop7h 20m

$455

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Wed 10/21

6:13 am-11:41 am

1 stop8h 28m

Pasco Tri Cities

Sat 10/31

12:21 pm-12:42 am

2 stops9h 21m

$460

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Wed 10/21

12:30 pm-11:59 pm

2 stops14h 29m

Pasco Tri Cities

Wed 10/28

5:20 am-8:14 pm

2 stops11h 54m

$466

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Wed 10/14

7:05 am-12:02 pm

1 stop7h 57m

Pasco Tri Cities

Tue 10/27

7:05 am-6:19 pm

1 stop8h 14m

$468

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Sat 10/10

6:05 am-2:50 pm

2 stops11h 45m

Pasco Tri Cities

Tue 10/20

12:42 pm-10:49 pm

1 stop7h 07m

$473

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Sat 10/24

7:02 am-1:18 pm

1 stop9h 16m

Pasco Tri Cities

Wed 10/28

10:47 am-11:59 pm

1 stop10h 12m

$478

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Wed 10/21

2:43 pm-8:40 pm

1 stop8h 57m

Pasco Tri Cities

Sat 10/31

12:55 pm-11:15 pm

1 stop7h 20m

$481

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

Sat 11/14

12:55 pm-11:15 pm

1 stop7h 20m

$482

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Fri 10/30

7:05 am-2:50 pm

1 stop10h 45m

Pasco Tri Cities

Sat 11/14

12:21 pm-12:41 am

2 stops9h 20m

$487

Washington, D.C.Pasco

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

IADPSC

Washington, D.C. Dulles Intl

Fri 10/30

6:05 am-2:50 pm

2 stops11h 45m

Pasco Tri Cities

Sat 11/7

12:21 pm-12:42 am

2 stops9h 21m

$492

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Pasco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Pasco flights?

You could potentially save up to 30% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Pasco flight.

When to book flights from Washington, D.C. Dulles Intl Airport to Pasco

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Pasco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Pasco (IAD to PSC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Pasco

Best Price Found	$187
Fastest flight time	8h 39m
Direct flights	None

The best one-way flight to Pasco from Washington, D.C. Dulles Intl Airport in the past 72 hours is $187. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Pasco found on momondo in the last 72 hours is $455.

The fastest flight from Washington, D.C. Dulles Intl Airport to Pasco takes 8h 39m

There are no direct flights from Washington, D.C. Dulles Intl Airport to Pasco. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Pasco.

Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Pasco

How far is Washington, D.C. Dulles Intl to Pasco Tri Cities by plane?
The straight-line distance from Washington, D.C. Dulles Intl to Pasco Tri Cities is 2149.8 mi. Flights usually cover this in 8h 39m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport are refreshed on a daily basis.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Pasco Tri Cities Airport.
What documentation or ID do you need to fly to Pasco Tri Cities Airport?
The travel and health documents required for your trip to Pasco Tri Cities Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Pasco Tri Cities Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why should I use momondo to find a flight deal from Washington, D.C. to Pasco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Pasco from Washington, D.C..

Can I find flights from Washington, D.C. to Pasco with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington, D.C. to Pasco flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Pasco?

Once you have performed a search for Washington, D.C. to Pasco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Pasco right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Pasco flights. All you need is a valid email address and we will do the rest; it is that quick and easy.