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$1,121+ Cheap flights from Washington to Williamsport (IPT)

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.
SEA — IPT
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Washington to Williamsport

Cheapest flights from Washington to Williamsport
Explore the most affordable flight options available from Washington to Williamsport. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:34 amSEA - IPT
1 stop30h 25mMultiple Airlines
Sun 1/42:50 pmIPT - SEA
1 stop22h 30mMultiple Airlines
Deal found 12/15$1,121

Find flight deals from Washington to Williamsport

Keep the following information in mind while searching for Washington to Williamsport flight deals. Data was last updated December 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,121
(Kiwi.com)
Provider with most accurate pricing for Seattle/Tacoma Intl-Williamsport Lycoming County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Williamsport Lycoming County flights.
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From Washington to Williamsport Lycoming County
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Williamsport 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 Washington to Williamsport that are best for you.

Fly from

Washington

Fly to

Williamsport

Route

Depart

Return

Price

SeattleWilliamsport

SEA - IPT

SEAIPT

Seattle/Tacoma Intl

Wed 12/31

9:34 am-6:59 pm

1 stop30h 25m

Williamsport Lycoming County

Sun 1/4

2:50 pm-10:20 am

1 stop22h 30m

$1,121

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Best time to book a flight from Washington to Williamsport

Have a flexible travel schedule? Discover the best time to fly to Williamsport from Washington 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 Washington to Williamsport

What is the cheapest month to book a flight from State of Washington to Williamsport?

Currently, May is the cheapest month in which you can book a flight from State of Washington to Williamsport (average of $182). Flying from State of Washington to Williamsport in October is currently the most expensive (average of $308). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Williamsport. 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 into for flights to Williamsport from Washington?

    Located just 4.1 mi from the city center, Williamsport Lycoming County (IPT) is the airport most travelers will use when flying to Williamsport from Washington.

  • What are the most popular routes from State of Washington to Williamsport?

    While some choose either Portland - Williamsport Lycoming County or Seattle/Tacoma Intl - Williamsport Lycoming County, Walla Walla - Williamsport Lycoming County is the most popular route from State of Washington to Williamsport.

  • Can I find deals for flights from Washington to Williamsport that include hotel bookings?

    Yes. In addition to deals on Washington to Williamsport flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Williamsport?

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

  • Can I find deals for business class flights from Washington to Williamsport?

    Yes. Cheapflights offers flight deals from Washington to Williamsport 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 State of Washington to Williamsport?

    Currently, May is the cheapest month in which you can book a flight from State of Washington to Williamsport (average of $182). Flying from State of Washington to Williamsport in October is currently the most expensive (average of $308). 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 Williamsport?

Book flights to Williamsport if you plan to visit one of these locations
Bloomsburg
Lewisburg

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