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Dulles Intl

$194+ Cheap flights from Pasco (PSC) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — IAD
jul. 5 — jul. 121
sáb. 7/5
sáb. 7/12
1 adult, Economy
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Cheap flight deals from Pasco to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Pasco (PSC) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 30, 2025.

Round-trip from

$279
(Trip.com)

One-way from

$194
(Alaska Airlines)

Popular in

March

Cheapest in

October

Average price

$386
From Pasco Tri Cities to Washington, D.C. Dulles Intl
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One-way flight from Pasco Tri Cities to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 24% potential increase in price ($177 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Pasco to Dulles Intl

Cheapest flights from Pasco to Dulles Intl
Explore the most affordable flight options available from Pasco to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 30, 2025.

This Trip.com deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/137:52 pmPSC - IAD
1 stop8h 35mHawaiian Airlines
mié. 8/206:09 pmIAD - PSC
1 stop8h 59mHawaiian Airlines
Deal found 6/29$279
This Alaska Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/133:46 pmPSC - IAD
1 stop12h 41mAlaska Airlines
mié. 8/206:09 pmIAD - PSC
1 stop8h 59mAlaska Airlines
Deal found 6/30$289
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/225:48 pmPSC - IAD
1 stop9h 09mDelta
mar. 7/2910:14 amIAD - PSC
2 stops12h 36mDelta
Deal found 6/30$309
This American Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/15:27 amPSC - IAD
2 stops11h 08mAmerican Airlines
lun. 11/38:50 amIAD - PSC
2 stops13h 36mAmerican Airlines
Deal found 6/28$433
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/205:05 amPSC - IAD
1 stop7h 31mUnited Airlines
vie. 11/283:59 pmIAD - PSC
1 stop8h 03mUnited Airlines
Deal found 6/29$534
This Mytrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/309:36 amPSC - IAD
2 stops23h 07mMultiple Airlines
dom. 8/311:58 amIAD - PSC
2 stops23h 47mMultiple Airlines
Deal found 6/28$717

Cheapflights Fare Finder

Customize your flight search to find flights from Pasco to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated junio 30, 2025.
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

Pasco

Fly to

Dulles Intl

Route

Depart

Return

Price

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

mié. 8/13

7:52 pm-7:27 am

1 stop8h 35m

Washington, D.C. Dulles Intl

mié. 8/20

6:09 pm-12:08 am

1 stop8h 59m

$279

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

mié. 8/13

3:46 pm-7:27 am

1 stop12h 41m

Washington, D.C. Dulles Intl

mié. 8/20

6:09 pm-12:08 am

1 stop8h 59m

$289

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

mar. 7/22

5:48 pm-5:57 am

1 stop9h 09m

Washington, D.C. Dulles Intl

mar. 7/29

10:14 am-7:50 pm

2 stops12h 36m

$309

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

sáb. 11/1

5:27 am-7:35 pm

2 stops11h 08m

Washington, D.C. Dulles Intl

lun. 11/3

8:50 am-7:26 pm

2 stops13h 36m

$433

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

jue. 11/20

5:05 am-3:36 pm

1 stop7h 31m

Washington, D.C. Dulles Intl

vie. 11/28

3:59 pm-9:02 pm

1 stop8h 03m

$534

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

jue. 8/14

7:52 pm-7:27 am

1 stop8h 35m

$194

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

vie. 9/12

5:00 am-10:45 pm

2 stops14h 45m

$200

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

sáb. 7/5

11:45 am-11:43 pm

1 stop8h 58m

$400

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

sáb. 7/5

5:30 am-7:19 am

2 stops22h 49m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Pasco to Dulles Intl

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

Cheapflights Insights

Everything you need to know about your flight from Pasco to Washington, D.C. Dulles Intl Airport

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

Find hourly flight availability from Pasco to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 30, 2025.

When flying from Pasco to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight at noon.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated junio 30, 2025.
Read through reviews of airlines operating flights from Pasco to Washington, D.C. Dulles Intl Airport, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,969 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.8
Good
2,533 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Pasco to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most people fly from Pasco Tri Cities (PSC) if they book a flight from Pasco to Washington, D.C. Dulles Intl. On average, Tri Cities has 0 outbound flights to Washington, D.C. Dulles Intl per day from 3 airlines. Pasco Tri Cities is conveniently located just 1.9 mi from Pasco’s city center.

  • What are the cheapest airlines flying from Pasco to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Pasco to Washington, D.C. Dulles Intl Airport round-trip from $279. Other airlines that can offer you cheap pricing are Alaska Airlines, from $289, and Delta, from $309. Hawaiian Airlines is priced at 48% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Pasco to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airlines for a one-way flight from Pasco to Washington, D.C. Dulles Intl Airport are Alaska Airlines ($194), American Airlines ($200), and Delta ($400).

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Pasco to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Pasco to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Pasco to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Pasco?

Book flights to Pasco if you plan to visit one of these locations
Arlington
Woodbridge
Alexandria
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Easton
Towson
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Waldorf
Bowie
Hanover

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Alternative routes for Pasco to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Pasco to Dulles Intl

Discover the top 3 airlines that operate flights from Pasco to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$265Average$513FlexibilityNo cancel feeOn-time69%
DeltaCheapest$294Average$413FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$338Average$468FlexibilityNo cancel feeOn-time75%

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