Cheap Flights From Washington Dulles Intl. (IAD) To Tri-Cities (PSC)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Find The Best Dates To Fly

Cheapest Flights from Washington (IAD) to Pasco (PSC)

The cheapest flights to Tri-Cities found within the past 7 days were CA $547 round trip and one way. Prices and availability subject to change. Additional terms may apply.

Fri., Jun. 20 - Thu., Jul. 17
IAD
Washington
PSC
Pasco
CA $547 Roundtrip, found 6 days ago
CA $547
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Thu., Jul. 17, priced at CA $547 found 6 days ago
Fri., Jun. 20 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $621 Roundtrip, found 6 days ago
CA $621
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $621 found 6 days ago
Mon., Jun. 30 - Fri., Jul. 18
IAD
Washington
PSC
Pasco
CA $674 Roundtrip, found 6 days ago
CA $674
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 30 from Washington to Pasco, returning Fri., Jul. 18, priced at CA $674 found 6 days ago
Mon., Jun. 16 - Mon., Jul. 21
IAD
Washington
PSC
Pasco
CA $686 Roundtrip, found 6 days ago
CA $686
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Washington to Pasco, returning Mon., Jul. 21, priced at CA $686 found 6 days ago
Fri., Jun. 20 - Sun., Jul. 13
IAD
Washington
PSC
Pasco
CA $708 Roundtrip, found 6 days ago
CA $708
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Sun., Jul. 13, priced at CA $708 found 6 days ago
Fri., Jun. 20 - Thu., Jul. 17
IAD
Washington
PSC
Pasco
CA $712 Roundtrip, found 6 days ago
CA $712
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Thu., Jul. 17, priced at CA $712 found 6 days ago
Fri., Jun. 20 - Thu., Jul. 17
IAD
Washington
PSC
Pasco
CA $727 Roundtrip, found 6 days ago
CA $727
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Thu., Jul. 17, priced at CA $727 found 6 days ago
Sat., Jun. 28 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $751 Roundtrip, found 6 days ago
CA $751
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat., Jun. 28 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $751 found 6 days ago
Mon., Jun. 30 - Fri., Jul. 18
IAD
Washington
PSC
Pasco
CA $758 Roundtrip, found 6 days ago
CA $758
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 30 from Washington to Pasco, returning Fri., Jul. 18, priced at CA $758 found 6 days ago
Mon., Jun. 30 - Fri., Jul. 18
IAD
Washington
PSC
Pasco
CA $776 Roundtrip, found 6 days ago
CA $776
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 30 from Washington to Pasco, returning Fri., Jul. 18, priced at CA $776 found 6 days ago
Sat., Jun. 28 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $782 Roundtrip, found 6 days ago
CA $782
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat., Jun. 28 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $782 found 6 days ago
Fri., Jun. 20 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $800 Roundtrip, found 6 days ago
CA $800
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $800 found 6 days ago
Sat., Jun. 28 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $838 Roundtrip, found 6 days ago
CA $838
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat., Jun. 28 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $838 found 6 days ago
Mon., Jun. 16 - Mon., Jul. 21
IAD
Washington
PSC
Pasco
CA $846 Roundtrip, found 6 days ago
CA $846
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Washington to Pasco, returning Mon., Jul. 21, priced at CA $846 found 6 days ago
Mon., Jun. 16 - Mon., Jul. 21
IAD
Washington
PSC
Pasco
CA $854 Roundtrip, found 6 days ago
CA $854
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 16 from Washington to Pasco, returning Mon., Jul. 21, priced at CA $854 found 6 days ago
Mon., Jun. 30 - Fri., Jul. 18
IAD
Washington
PSC
Pasco
CA $860 Roundtrip, found 6 days ago
CA $860
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon., Jun. 30 from Washington to Pasco, returning Fri., Jul. 18, priced at CA $860 found 6 days ago
Sat., Jun. 28 - Sat., Jul. 19
IAD
Washington
PSC
Pasco
CA $869 Roundtrip, found 6 days ago
CA $869
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat., Jun. 28 from Washington to Pasco, returning Sat., Jul. 19, priced at CA $869 found 6 days ago
Fri., Jun. 20 - Sun., Jul. 13
IAD
Washington
PSC
Pasco
CA $888 Roundtrip, found 6 days ago
CA $888
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Sun., Jul. 13, priced at CA $888 found 6 days ago
Fri., Jun. 20 - Thu., Jul. 17
IAD
Washington
PSC
Pasco
CA $892 Roundtrip, found 6 days ago
CA $892
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Thu., Jul. 17, priced at CA $892 found 6 days ago
Fri., Jun. 20 - Sun., Jul. 13
IAD
Washington
PSC
Pasco
CA $893 Roundtrip, found 6 days ago
CA $893
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri., Jun. 20 from Washington to Pasco, returning Sun., Jul. 13, priced at CA $893 found 6 days ago

Popular Flight Routes from Washington (IAD)

Travelers at IAD love to visit these top cities. Roam to the top destinations from Washington (IAD) today with the cheap prices from Travelocity!

Popular Flight Routes from Pasco (PSC)

Travelers at PSC love to visit these top cities. Roam to the top destinations from Pasco(PSC) today with the cheap prices from Travelocity!

*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.