$333 Cheap Flights from Williamsport (IPT) to Portland (PDX)

View $333 flight on Tue, Sep 9, 2025Opens in a new window

Popular airlines from Williamsport, PA (IPT-Williamsport Regional) to Portland International Airport (PDX)

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Cheap Flights from Williamsport to Portland (IPT-PDX)

Prices were available within the past 7 days and start at $333 for one-way flights and $704 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southern Airways Express
Fri, Sep 5 - Mon, Sep 8
IPT
Williamsport
PDX
Portland
$704 Roundtrip, found 6 days ago
$704
Roundtrip
found 6 days ago
Select Southern Airways Express flight, departing Fri, Sep 5 from Williamsport to Portland, returning Mon, Sep 8, priced at $704 found 6 days ago
Southern Airways Express
Fri, Sep 5 - Mon, Sep 8
IPT
Williamsport
PDX
Portland
$724 Roundtrip, found 6 days ago
$724
Roundtrip
found 6 days ago
Select Southern Airways Express flight, departing Fri, Sep 5 from Williamsport to Portland, returning Mon, Sep 8, priced at $724 found 6 days ago
Southern Airways Express
Tue, Jul 15 - Sat, Jul 19
IPT
Williamsport
PDX
Portland
$956 Roundtrip, found 2 days ago
$956
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Tue, Jul 15 from Williamsport to Portland, returning Sat, Jul 19, priced at $956 found 2 days ago
Southern Airways Express
Tue, Jul 15 - Mon, Jul 21
IPT
Williamsport
PDX
Portland
$957 Roundtrip, found 2 days ago
$957
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Tue, Jul 15 from Williamsport to Portland, returning Mon, Jul 21, priced at $957 found 2 days ago
Southern Airways Express
Sun, Jul 13 - Sat, Jul 19
IPT
Williamsport
PDX
Portland
$971 Roundtrip, found 2 days ago
$971
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Sun, Jul 13 from Williamsport to Portland, returning Sat, Jul 19, priced at $971 found 2 days ago
Southern Airways Express
Wed, Jul 16 - Mon, Jul 21
IPT
Williamsport
PDX
Portland
$976 Roundtrip, found 2 days ago
$976
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Wed, Jul 16 from Williamsport to Portland, returning Mon, Jul 21, priced at $976 found 2 days ago
Southern Airways Express
Thu, Jul 17 - Sat, Jul 19
IPT
Williamsport
PDX
Portland
$980 Roundtrip, found 2 days ago
$980
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Thu, Jul 17 from Williamsport to Portland, returning Sat, Jul 19, priced at $980 found 2 days ago
Southern Airways Express
Mon, Jul 14 - Mon, Jul 21
IPT
Williamsport
PDX
Portland
$982 Roundtrip, found 2 days ago
$982
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Mon, Jul 14 from Williamsport to Portland, returning Mon, Jul 21, priced at $982 found 2 days ago
Southern Airways Express
Sun, Jul 13 - Mon, Jul 21
IPT
Williamsport
PDX
Portland
$991 Roundtrip, found 2 days ago
$991
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Sun, Jul 13 from Williamsport to Portland, returning Mon, Jul 21, priced at $991 found 2 days ago
Southern Airways Express
Fri, Jul 11 - Sat, Jul 19
IPT
Williamsport
PDX
Portland
$1,020 Roundtrip, found 2 days ago
$1,020
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Fri, Jul 11 from Williamsport to Portland, returning Sat, Jul 19, priced at $1,020 found 2 days ago
Southern Airways Express
Mon, Jul 14 - Sat, Jul 19
IPT
Williamsport
PDX
Portland
$1,025 Roundtrip, found 2 days ago
$1,025
Roundtrip
found 2 days ago
Select Southern Airways Express flight, departing Mon, Jul 14 from Williamsport to Portland, returning Sat, Jul 19, priced at $1,025 found 2 days ago
Flights from Williamsport (IPT) to Portland (PDX)
Origin airport
Williamsport Regional
Destination airport
Portland Intl.
Roundtrip price
$704
Distance
2280 mi

Williamsport to Portland Flights

The cheapest times to fly from Williamsport to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Williamsport to Portland are during the month of September. You can find some of the cheapest flights from Williamsport to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Williamsport to Portland

Sunday is one of the best days to book for cheap flights from Williamsport to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Williamsport to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Williamsport to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $333 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Williamsport to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Williamsport to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX) cost?
Discover the latest flight deals from IPT to PDX by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IPT to PDX?
The cheapest flights from IPT to PDX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from IPT to PDX?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from IPT to PDX. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX)?
You'll need to take a flight with a layover if you're traveling from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from IPT to PDX?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX)?
Opt for a flight from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX) last-minute?
Holding off until just before your departure to book a flight from IPT to PDX generally means paying more. While you may come across some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book an IPT to PDX flight and hotel package?
Compared with arranging flights and hotels separately, booking an IPT to PDX flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Williamsport Regional Airport (IPT) to Portland Intl. Airport (PDX)?
If you reserved your IPT to PDX flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.