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

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.

$159 Cheap Flights from Washington, D.C. Dulles Intl Airport to Pasco in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 am - 8:11 pm

IAD

PSC

13h 21m

1 stop

9:01 pm - 10:07 am

PSC

IAD

34h 06m

2 stops

$400Multiple Airlines

Fri, Aug 14 - Mon, Aug 17

8:59 am - 6:23 pm

IAD

PSC

12h 24m

1 stop

6:04 pm - 8:04 am

PSC

IAD

11h 00m

1 stop

$420Multiple Airlines

Mon, Aug 24 - Fri, Aug 28

5:14 pm - 11:48 pm

IAD

PSC

9h 34m

1 stop

5:29 pm - 5:51 am

PSC

IAD

9h 22m

1 stop

$425Alaska Airlines

Tue, Nov 3 - Sat, Nov 7

5:14 pm - 11:48 pm

IAD

PSC

9h 34m

1 stop

5:29 pm - 5:51 am

PSC

IAD

9h 22m

1 stop

$435Alaska Airlines

Tue, Nov 3 - Sat, Nov 7

7:10 am - 2:44 pm

IAD

PSC

10h 34m

1 stop

8:42 am - 11:26 pm

PSC

IAD

11h 44m

2 stops

$450Delta

Sat, Aug 29 - Sat, Sep 5

5:57 pm - 11:53 pm

IAD

PSC

8h 56m

1 stop

5:29 pm - 5:40 am

PSC

IAD

9h 11m

1 stop

$452Alaska Airlines

Wed, Sep 9 - Mon, Sep 14

2:54 pm - 10:15 pm

IAD

PSC

10h 21m

2 stops

8:42 am - 11:26 pm

PSC

IAD

11h 44m

2 stops

$456Delta

Sat, Aug 29 - Sat, Sep 5

5:47 pm - 11:49 pm

IAD

PSC

9h 02m

1 stop

5:17 pm - 5:40 am

PSC

IAD

9h 23m

1 stop

$461Alaska Airlines

Tue, Sep 1 - Thu, Sep 3

7:05 am - 11:56 am

IAD

PSC

7h 51m

1 stop

7:05 am - 12:20 am

PSC

IAD

14h 15m

2 stops

$467Delta

Sat, Dec 5 - Sun, Dec 6

9:50 am - 8:11 pm

IAD

PSC

13h 21m

1 stop

6:31 pm - 6:04 pm

PSC

IAD

20h 33m

2 stops

$468Multiple Airlines

Fri, Aug 14 - Sun, Aug 23

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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

Aug 29

IAD7:10 amWashington, D.C. Dulles Intl

10h 34m

1 stop

PSC2:44 pmPasco Tri Cities

Sep 5

PSC8:42 amPasco Tri Cities

11h 44m

2 stops

IAD11:26 pmWashington, D.C. Dulles Intl

$450

Delta

Aug 29

IAD2:54 pmWashington, D.C. Dulles Intl

10h 21m

2 stops

PSC10:15 pmPasco Tri Cities

Sep 5

PSC8:42 amPasco Tri Cities

11h 44m

2 stops

IAD11:26 pmWashington, D.C. Dulles Intl

$456

Delta

Dec 5

IAD7:05 amWashington, D.C. Dulles Intl

7h 51m

1 stop

PSC11:56 amPasco Tri Cities

Dec 6

PSC7:05 amPasco Tri Cities

14h 15m

2 stops

IAD12:20 amWashington, D.C. Dulles Intl

$467

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

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

Alaska Airlines

Nov 3

IAD5:14 pmWashington, D.C. Dulles Intl

9h 34m

1 stop

PSC11:48 pmPasco Tri Cities

Nov 7

PSC5:29 pmPasco Tri Cities

9h 22m

1 stop

IAD5:51 amWashington, D.C. Dulles Intl

$425

Alaska Airlines

Nov 3

IAD5:14 pmWashington, D.C. Dulles Intl

9h 34m

1 stop

PSC11:48 pmPasco Tri Cities

Nov 7

PSC5:29 pmPasco Tri Cities

9h 22m

1 stop

IAD5:51 amWashington, D.C. Dulles Intl

$435

Alaska Airlines

Sep 9

IAD5:57 pmWashington, D.C. Dulles Intl

8h 56m

1 stop

PSC11:53 pmPasco Tri Cities

Sep 14

PSC5:29 pmPasco Tri Cities

9h 11m

1 stop

IAD5:40 amWashington, D.C. Dulles Intl

$452

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

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Fri 8/14

9:50 am-8:11 pm

1 stop13h 21m

Pasco Tri Cities

Mon 8/17

9:01 pm-10:07 am

2 stops34h 06m

$400

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Mon 8/24

8:59 am-6:23 pm

1 stop12h 24m

Pasco Tri Cities

Fri 8/28

6:04 pm-8:04 am

1 stop11h 00m

$420

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Tue 11/3

5:14 pm-11:48 pm

1 stop9h 34m

Pasco Tri Cities

Sat 11/7

5:29 pm-5:51 am

1 stop9h 22m

$425

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Tue 11/3

5:14 pm-11:48 pm

1 stop9h 34m

Pasco Tri Cities

Sat 11/7

5:29 pm-5:51 am

1 stop9h 22m

$435

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Sat 8/29

7:10 am-2:44 pm

1 stop10h 34m

Pasco Tri Cities

Sat 9/5

8:42 am-11:26 pm

2 stops11h 44m

$450

Quickest round-trip

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Wed 9/9

5:57 pm-11:53 pm

1 stop8h 56m

Pasco Tri Cities

Mon 9/14

5:29 pm-5:40 am

1 stop9h 11m

$452

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Sat 8/29

2:54 pm-10:15 pm

2 stops10h 21m

Pasco Tri Cities

Sat 9/5

8:42 am-11:26 pm

2 stops11h 44m

$456

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Tue 9/1

5:47 pm-11:49 pm

1 stop9h 02m

Pasco Tri Cities

Thu 9/3

5:17 pm-5:40 am

1 stop9h 23m

$461

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Sat 12/5

7:05 am-11:56 am

1 stop7h 51m

Pasco Tri Cities

Sun 12/6

7:05 am-12:20 am

2 stops14h 15m

$467

Washington, D.C.Pasco

IAD - PSC

IADPSC

Washington, D.C. Dulles Intl

Fri 8/14

9:50 am-8:11 pm

1 stop13h 21m

Pasco Tri Cities

Sun 8/23

6:31 pm-6:04 pm

2 stops20h 33m

$468

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 26% 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

Fastest flight time	7h 51m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Pasco takes 7h 51m

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 7h 51m, 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.

Kennewick

Richland

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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.