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 $380. Other airlines that can offer you cheap pricing are Alaska Airlines, from $399, and United Airlines, from $496. Delta is priced at 39% 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 Delta ($159), Alaska Airlines ($304), and United Airlines ($355).

What is the cheapest day to fly from Pasco to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Pasco to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Pasco to Washington, D.C. Dulles Intl Airport?

The most popular airlines flying from Pasco to Washington, D.C. Dulles Intl Airport are Alaska Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Pasco to Washington, D.C. Dulles Intl Airport?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 43% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Pasco to Washington, D.C. Dulles Intl Airport?

October is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Pasco. Prices for October average $597 per person but you can even find prices for as low as $368. The most expensive prices can be found in the month of July. Opting for a October flight can save you 36% on your journey compared to booking in July

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

Most trusted provider : When it comes to deals on Pasco-Washington, D.C. Dulles Intl Airport 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 Pasco-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

$159+ Flights from Pasco to Washington, D.C. Dulles Intl Airport

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1. Tell us where you want to go

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Cheap flight deals from Pasco to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$380 (Delta)
One-way from	$159 (Delta)
Popular in	July
Cheapest in	October
Average price	$594

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

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

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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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High demand for flights, 34% potential price rise

Search Deals

Best time to find cheap flights, 12% potential price drop

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Average for round-trip flights in January 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 January 17, 2025.

Sat 4/2612:40 pmPSC - IAD

1 stop8h 10mDelta

Sat 5/32:45 pmIAD - PSC

1 stop8h 07mDelta

Deal found 1/16

$380

Fri 2/286:03 pmPSC - IAD

1 stop8h 29mAlaska Airlines

Mon 3/36:48 pmIAD - PSC

1 stop29h 25mAlaska Airlines

Deal found 1/15

$399

Sat 3/112:50 pmPSC - IAD

1 stop7h 33mUnited Airlines

Sat 3/83:58 pmIAD - PSC

1 stop8h 12mUnited Airlines

Deal found 1/14

$496

Sat 3/293:15 pmPSC - IAD

2 stops14h 35mAmerican Airlines

Sat 4/59:10 amIAD - PSC

2 stops13h 51mAmerican Airlines

Deal found 1/15

$1,173

Best flights from Pasco to Dulles Intl
Discover carefully curated flight deals from Pasco to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 17, 2025.

Sat 4/2612:40 pmPSC - IAD

1 stop8h 10mDelta

Sat 5/32:45 pmIAD - PSC

1 stop8h 07mDelta

Deal found 1/16

$380

Fri 2/286:03 pmPSC - IAD

1 stop8h 29mAlaska Airlines

Mon 3/36:48 pmIAD - PSC

1 stop29h 25mAlaska Airlines

Deal found 1/15

$399

Sat 3/112:50 pmPSC - IAD

1 stop7h 33mUnited Airlines

Sat 3/83:58 pmIAD - PSC

1 stop8h 12mUnited Airlines

Deal found 1/14

$496

Sat 3/293:15 pmPSC - IAD

2 stops14h 35mAmerican Airlines

Sat 4/59:10 amIAD - PSC

2 stops13h 51mAmerican Airlines

Deal found 1/15

$1,173

Last-minute flights from Pasco to Dulles Intl
Discover last-minute flight deals from Pasco to Dulles Intl. Data last updated January 17, 2025 and is based on user searches.

Fri 2/141:55 pmPSC - IAD

1 stop8h 05mUnited Airlines

Mon 2/1710:20 pmIAD - PSC

1 stop25h 30mUnited Airlines

Deal found 1/15

$585

Thu 2/2012:35 pmPSC - IAD

1 stop7h 59mDelta

Mon 2/247:20 amIAD - PSC

1 stop7h 35mDelta

Deal found 1/16

$387

Fri 2/286:03 pmPSC - IAD

1 stop8h 29mAlaska Airlines

Mon 3/36:48 pmIAD - PSC

1 stop29h 25mAlaska Airlines

Deal found 1/15

$399

One-way flights from Pasco to Dulles Intl
Search for one-way flight options from Pasco to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated January 17, 2025.

Wed 4/95:41 pmPSC - IAD

1 stop9h 19mDelta

Deal found 1/16

$159

Thu 2/136:03 pmPSC - IAD

1 stop8h 29mAlaska Airlines

Deal found 1/16

$304

Fri 3/211:44 pmPSC - IAD

1 stop8h 21mUnited Airlines

Deal found 1/16

$355

Find flights from Pasco to Dulles Intl within your budget

Fly from

Fly to

Route

Depart

Return

Price

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 4/26

12:40 pm-11:50 pm

1 stop8h 10m

Washington, D.C. Dulles Intl

Sat 5/3

2:45 pm-7:52 pm

1 stop8h 07m

$380

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Fri 2/28

6:03 pm-5:32 am

1 stop8h 29m

Washington, D.C. Dulles Intl

Mon 3/3

6:48 pm-9:13 pm

1 stop29h 25m

$399

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 3/1

12:50 pm-11:23 pm

1 stop7h 33m

Washington, D.C. Dulles Intl

Sat 3/8

3:58 pm-9:10 pm

1 stop8h 12m

$496

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Sat 3/29

3:15 pm-8:50 am

2 stops14h 35m

Washington, D.C. Dulles Intl

Sat 4/5

9:10 am-8:01 pm

2 stops13h 51m

$1,173

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Wed 4/9

5:41 pm-6:00 am

1 stop9h 19m

$159

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Thu 2/13

6:03 pm-5:32 am

1 stop8h 29m

$304

PascoWashington, D.C.

PSC - IAD

PSCIAD

Pasco Tri Cities

Fri 3/21

1:44 pm-1:05 am

1 stop8h 21m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Compare providers for flights from Pasco to Dulles Intl

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

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

Travel insights for flights from Pasco to Dulles Intl

Get recent, data-driven insights about flights from Pasco to Dulles Intl including ideal travel times, pricing trends, and more.

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 June is currently the most expensive (average of $389). 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.

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

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.

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

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

Alaska Airlines

8.0

Very good

9,681 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

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

Delta

8.0

Very good

8,511 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

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

United Airlines

7.4

Good

8,965 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

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

9,681 reviews

Reviews

1 / 10

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

Related info for your journey

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 $380. Other airlines that can offer you cheap pricing are Alaska Airlines, from $399, and United Airlines, from $496. Delta is priced at 39% 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 Delta ($159), Alaska Airlines ($304), and United Airlines ($355).
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 June is currently the most expensive (average of $389). 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

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Top 3 airlines flying from Pasco to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$363	Average$457	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$371	Average$514	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$397	Average$543	FlexibilityNo cancel fee	On-time69%

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$159+ 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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Pasco to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Pasco to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Pasco to Dulles Intl

Cheapest flights from Pasco to Dulles IntlExplore 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 January 17, 2025.

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 January 17, 2025.

Find flights from Pasco to Dulles Intl within your budget

Compare providers for flights from Pasco to Dulles Intl

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 Pasco to Dulles Intl in January.

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.

Travel insights for flights from Pasco to Dulles Intl

Get recent, data-driven insights about flights from Pasco to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a 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 January 17, 2025.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Dulles Intl

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?

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

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

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

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

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

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

Traveling to a place near Pasco?

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Top 3 airlines flying from Pasco to Dulles Intl

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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 January 17, 2025.