$162 Cheap flights from Washington Dulles Intl. to Tri-Cities (IAD to PSC)

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Find The Best Dates To Fly from Washington Dulles Intl. to Tri-Cities

Compare Flight Prices from Washington to Pasco

Affordable Airfare Tickets from IAD to PSC Airport

The cheapest flights to Tri-Cities found within the past 7 days were $318 round trip and $162 one way. Prices and availability subject to change. Additional terms may apply.

Tue, May 13 - Tue, May 20
IAD
Washington
PSC
Pasco
$318 Roundtrip, found 2 days ago
$318
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, May 13 from Washington to Pasco, returning Tue, May 20, priced at $318 found 2 days ago
Tue, May 13 - Sat, May 17
IAD
Washington
PSC
Pasco
$324 Roundtrip, found 2 days ago
$324
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, May 13 from Washington to Pasco, returning Sat, May 17, priced at $324 found 2 days ago
Wed, May 14 - Sat, May 17
IAD
Washington
PSC
Pasco
$329 Roundtrip, found 2 days ago
$329
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, May 14 from Washington to Pasco, returning Sat, May 17, priced at $329 found 2 days ago
Tue, May 13 - Mon, May 19
IAD
Washington
PSC
Pasco
$353 Roundtrip, found 2 days ago
$353
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, May 13 from Washington to Pasco, returning Mon, May 19, priced at $353 found 2 days ago
Sun, May 25 - Tue, Jun 3
IAD
Washington
PSC
Pasco
$355 Roundtrip, found 4 hours ago
$355
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Sun, May 25 from Washington to Pasco, returning Tue, Jun 3, priced at $355 found 4 hours ago
Tue, Jun 3 - Sat, Jun 7
IAD
Washington
PSC
Pasco
$356 Roundtrip, found 2 days ago
$356
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jun 3 from Washington to Pasco, returning Sat, Jun 7, priced at $356 found 2 days ago
Tue, May 13 - Sun, May 18
IAD
Washington
PSC
Pasco
$359 Roundtrip, found 5 days ago
$359
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, May 13 from Washington to Pasco, returning Sun, May 18, priced at $359 found 5 days ago
Thu, May 15 - Tue, May 20
IAD
Washington
PSC
Pasco
$359 Roundtrip, found 2 days ago
$359
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Thu, May 15 from Washington to Pasco, returning Tue, May 20, priced at $359 found 2 days ago
Tue, May 13 - Wed, May 14
IAD
Washington
PSC
Pasco
$364 Roundtrip, found 2 days ago
$364
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, May 13 from Washington to Pasco, returning Wed, May 14, priced at $364 found 2 days ago
Fri, May 9 - Tue, May 13
IAD
Washington
PSC
Pasco
$374 Roundtrip, found 5 days ago
$374
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, May 9 from Washington to Pasco, returning Tue, May 13, priced at $374 found 5 days ago

Frequently asked questions

Can I catch a flight from Washington Dulles Intl. Airport (IAD) to PSC right now?
Make sure you check out our Covid-19 Travel Advisor to discover if there are any current travel advice reports or quarantine requirements in effect in PSC when jet-setting from IAD.
Are there direct flights from IAD to PSC?
United Airlines, Delta and Alaska Airlines will fly you to Franklin County from Sterling with just one stopover. Unfortunately, there are no direct flights between Dulles Intl. Airport and PSC as yet.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Tri-Cities Airport, please visit our Customer Service Portal.
How long is the flight from Dulles Intl. Airport to Tri-Cities Airport?
Exit the airplane feeling rested and relaxed by having a nap and some refreshments during your flight to PSC. With a typical travel time of 6 hours and 45 minutes from IAD, you’ll have enough time to indulge in both.
What is the flight distance from Washington Dulles Intl. Airport (IAD) to Tri-Cities Airport?
Traveling 2,200 mi between IAD and IAD calls for a glass of red and a few good movies. Sit back, pull a blanket over your lap and enjoy the journey.
What airlines fly from Dulles Intl. Airport to Tri-Cities Airport?
As there are no direct flights on offer between Washington Dulles Intl. Airport (IAD) and Tri-Cities Airport (PSC), at least one stopover will be unavoidable. You will be better off planning ahead if you want to find the quickest route and save time.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Delta, Alaska Airlines or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Washington to Pasco

 

Traveling From
Washington Dulles Intl.
Traveling To
Tri-Cities
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$318

Route Info

Flight path for flights from Washington Dulles International Airport to Tri-Cities Airport.


Origin:
IAD - Washington Dulles International Airport
Destination:
PSC - Tri-Cities Airport
Distance:
2,168.00 miles


Discover our best flights from Washington IAD to Pasco PSC. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Washington IAD to Pasco PSC at the right price  

Airfares to Pasco PSC from Washington IAD currently cost between $318 and $374. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Washington IAD to Pasco PSC 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Washington IAD to Pasco PSC on Travelocity starting at $162. Prices and availability subject to change. Additional terms may apply. 

 

Get to Pasco PSC from Washington IAD quicker with direct flights. 

Get to Pasco faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to PSC from IAD to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Washington IAD to Pasco PSC

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to PSC from IAD. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Washington IAD to Pasco PSC today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Washington IAD to Pasco PSC. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Pasco PSC from Washington IAD 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to PSC from IAD have this option.  

 

Travel with confidence when you book flights to Pasco PSC from Washington IAD with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.