$1,248+ Cheap flights from Williamsport (IPT) to Washington
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
IPT — SEA
Jan 17 — Jan 241
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights from Williamsport to WashingtonExplore the most affordable flight options available from Williamsport to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
Explore the most affordable flight options available from Williamsport to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
This Expedia deal was found by Cheapflights users on 12/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:55 amIPT - SEA
3 stops19h 23mMultiple Airlines
Sun 1/410:14 pmSEA - IPT
1 stop13h 01mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$1,248
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:50 pmIPT - PDX
2 stops18h 28mMultiple Airlines
Thu 1/15:30 pmPDX - IPT
2 stops17h 45mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$1,435
Find flight deals from Williamsport to Washington
Keep the following information in mind while searching for Williamsport to Washington flight deals. Data was last updated December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,248 (Expedia) |
Cheapflights Fare Finder
Customize your flight search to find flights from Williamsport to Washington 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 December 18, 2025.
Use the filters below to find and compare flights from Williamsport to Washington that are best for you.
Fly from
Williamsport
Fly to
Washington
Route
Depart
Return
Price
WilliamsportSeattle
IPT - SEA
IPTSEA
Williamsport Lycoming County
Wed 12/31
5:55 am-10:18 pm
3 stops19h 23m
Seattle/Tacoma Intl
Sun 1/4
10:14 pm-2:15 pm
1 stop13h 01m
$1,248
WilliamsportPortland
IPT - PDX
IPTPDX
Williamsport Lycoming County
Mon 12/29
2:50 pm-6:18 am
2 stops18h 28m
Portland
Thu 1/1
5:30 pm-2:15 pm
2 stops17h 45m
$1,435
Best time to book a flight from Williamsport to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Williamsport 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 Williamsport to Washington
What is the cheapest month to book a flight from Williamsport to State of Washington?
Currently, November is the cheapest month in which you can book a flight from Williamsport to State of Washington (average of $258). Flying from Williamsport to State of Washington in July is currently the most expensive (average of $331). 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.