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Cheap flights from Pasco to Washington, D.C. from $291

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pasco to Washington, D.C. departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:30 pm - 11:59 pm
PSC
-
IAD
8h 29m
1 stop
Delta Logo
7:25 am - 11:50 am
IAD
-
PSC
7h 25m
1 stop
$425Delta
Sat, Sep 5 - Tue, Sep 8
Delta Logo
6:15 am - 7:59 pm
PSC
-
IAD
10h 44m
2 stops
Delta Logo
7:25 am - 11:50 am
IAD
-
PSC
7h 25m
1 stop
$430Delta
Sat, Sep 5 - Tue, Sep 8
Delta Logo
5:24 pm - 10:04 am
PSC
-
IAD
13h 40m
2 stops
Delta Logo
5:15 pm - 11:54 pm
IAD
-
PSC
9h 39m
2 stops
$435Delta
Sat, Sep 5 - Wed, Sep 9
Delta Logo
12:30 pm - 11:59 pm
PSC
-
IAD
8h 29m
1 stop
Delta Logo
7:25 am - 2:45 pm
IAD
-
PSC
10h 20m
1 stop
$452Delta
Fri, Sep 4 - Tue, Sep 8
Alaska Airlines Logo
5:29 pm - 5:40 am
PSC
-
IAD
9h 11m
1 stop
Alaska Airlines Logo
5:57 pm - 11:49 pm
IAD
-
PSC
8h 52m
1 stop
$457Alaska Airlines
Sat, Sep 5 - Wed, Sep 9
Alaska Airlines Logo
5:17 pm - 5:40 am
PSC
-
IAD
9h 23m
1 stop
Alaska Airlines Logo
7:00 am - 1:14 pm
IAD
-
PSC
9h 14m
1 stop
$461Alaska Airlines
Fri, Aug 28 - Tue, Sep 1
Delta Logo
5:20 am - 7:10 pm
PSC
-
IAD
10h 50m
2 stops
Delta Logo
8:00 am - 7:40 pm
IAD
-
PSC
14h 40m
2 stops
$462Delta
Sat, Oct 31 - Fri, Nov 6
Delta Logo
3:24 pm - 11:59 pm
PSC
-
IAD
29h 35m
1 stop
Delta Logo
7:25 am - 11:50 am
IAD
-
PSC
7h 25m
1 stop
$463Delta
Thu, Sep 3 - Tue, Sep 8
Alaska Airlines Logo
6:00 pm - 5:40 am
PSC
-
IAD
8h 40m
1 stop
Alaska Airlines Logo
9:35 am - 5:23 pm
IAD
-
PSC
10h 48m
1 stop
$465Alaska Airlines
Sat, Oct 3 - Sun, Oct 4
United Airlines Logo
5:15 am - 5:50 pm
PSC
-
IAD
9h 35m
1 stop
United Airlines Logo
6:42 am - 12:12 pm
IAD
-
PSC
8h 30m
1 stop
$470United Airlines
Wed, Aug 12 - Wed, Aug 19

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

Our best Delta deals on Pasco to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Sep 5
PSC12:30 pmPasco Tri Cities
8h 29m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
Sep 8
IAD7:25 amWashington, D.C. Dulles Intl
7h 25m
1 stop
PSC11:50 amPasco Tri Cities
$425
Delta
Sep 5
PSC6:15 amPasco Tri Cities
10h 44m
2 stops
IAD7:59 pmWashington, D.C. Dulles Intl
Sep 8
IAD7:25 amWashington, D.C. Dulles Intl
7h 25m
1 stop
PSC11:50 amPasco Tri Cities
$430
Delta
Sep 5
PSC5:24 pmPasco Tri Cities
13h 40m
2 stops
IAD10:04 amWashington, D.C. Dulles Intl
Sep 9
IAD5:15 pmWashington, D.C. Dulles Intl
9h 39m
2 stops
PSC11:54 pmPasco Tri Cities
$435

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

Our best United Airlines deals on Pasco to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Aug 12
PSC5:15 amPasco Tri Cities
9h 35m
1 stop
IAD5:50 pmWashington, D.C. Dulles Intl
Aug 19
IAD6:42 amWashington, D.C. Dulles Intl
8h 30m
1 stop
PSC12:12 pmPasco Tri Cities
$470
United Airlines
Jul 10
PSC6:50 amPasco Tri Cities
9h 21m
1 stop
IAD7:11 pmWashington, D.C. Dulles Intl
Jul 14
IAD6:30 amWashington, D.C. Dulles Intl
9h 24m
1 stop
PSC12:54 pmPasco Tri Cities
$581
United Airlines
Jul 12
PSC12:08 pmPasco Tri Cities
9h 37m
1 stop
IAD12:45 amWashington, D.C. Dulles Intl
Jul 28
IAD3:56 pmWashington, D.C. Dulles Intl
7h 56m
1 stop
PSC8:52 pmPasco Tri Cities
$868

momondo Fare Finder

 
Customize your flight search to find flights from Pasco to Washington, D.C. Dulles Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 30, 2026.
Use the filters below to find and compare flights from Pasco to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 9/5

12:30 pm-11:59 pm

1 stop8h 29m

Washington, D.C. Dulles Intl

Tue 9/8

7:25 am-11:50 am

1 stop7h 25m

$425

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 9/5

6:15 am-7:59 pm

2 stops10h 44m

Washington, D.C. Dulles Intl

Tue 9/8

7:25 am-11:50 am

1 stop7h 25m

$430

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 9/5

5:24 pm-10:04 am

2 stops13h 40m

Washington, D.C. Dulles Intl

Wed 9/9

5:15 pm-11:54 pm

2 stops9h 39m

$435

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Fri 9/4

12:30 pm-11:59 pm

1 stop8h 29m

Washington, D.C. Dulles Intl

Tue 9/8

7:25 am-2:45 pm

1 stop10h 20m

$452

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 9/5

5:29 pm-5:40 am

1 stop9h 11m

Washington, D.C. Dulles Intl

Wed 9/9

5:57 pm-11:49 pm

1 stop8h 52m

$457

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Fri 8/28

5:17 pm-5:40 am

1 stop9h 23m

Washington, D.C. Dulles Intl

Tue 9/1

7:00 am-1:14 pm

1 stop9h 14m

$461

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 10/31

5:20 am-7:10 pm

2 stops10h 50m

Washington, D.C. Dulles Intl

Fri 11/6

8:00 am-7:40 pm

2 stops14h 40m

$462

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Thu 9/3

3:24 pm-11:59 pm

1 stop29h 35m

Washington, D.C. Dulles Intl

Tue 9/8

7:25 am-11:50 am

1 stop7h 25m

$463

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 10/3

6:00 pm-5:40 am

1 stop8h 40m

Washington, D.C. Dulles Intl

Sun 10/4

9:35 am-5:23 pm

1 stop10h 48m

$465

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Wed 8/12

5:15 am-5:50 pm

1 stop9h 35m

Washington, D.C. Dulles Intl

Wed 8/19

6:42 am-12:12 pm

1 stop8h 30m

$470

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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

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

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

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

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

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

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

Fastest flight time

8h 29m

Direct flights

None
The fastest flight from Pasco to Washington, D.C. Dulles Intl Airport takes 8h 29m
There are no direct flights from Pasco to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Pasco to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

  • How far is Pasco Tri Cities to Washington, D.C. Dulles Intl by plane?

    There are 2149.8 mi between Pasco Tri Cities and Washington, D.C. Dulles Intl. Flights usually cover this in 8h 29m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Pasco Tri Cities Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Pasco Tri Cities Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Pasco Tri Cities Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pasco Tri Cities Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Pasco to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Pasco to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Pasco to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $353Free CancellationRating
7.9
12,599 reviews
Search Alaska Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Colonial Beach
Towson
Manassas
Silver Spring
Sterling
Tysons
Springfield
Bethesda

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We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pasco to Washington, D.C. for you.

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

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

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

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

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