$99 Cheap Flights from Billings (BIL) to Portland (PDX)

View $99 flight on Sat, Aug 16, 2025Opens in a new window

Popular airlines from Billings Logan Intl. Airport (BIL) to Portland International Airport (PDX)

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Cheap Flights from Billings to Portland (BIL-PDX)

Prices were available within the past 7 days and start at $99 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bargain Flight
Tue, Aug 12 - Wed, Aug 20
BIL
Billings
PDX
Portland
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Aug 12 from Billings to Portland, returning Wed, Aug 20, priced at $157 just found
Hawaiian Airlines
Tue, Aug 12 - Wed, Aug 20
BIL
Billings
PDX
Portland
$157 Roundtrip, just found
$157
Roundtrip
just found
Select Hawaiian Airlines flight, departing Tue, Aug 12 from Billings to Portland, returning Wed, Aug 20, priced at $157 just found
Bargain Flight
Wed, Sep 24 - Sun, Sep 28
BIL
Billings
PDX
Portland
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Wed, Sep 24 from Billings to Portland, returning Sun, Sep 28, priced at $167 found 1 day ago
Hawaiian Airlines
Thu, Aug 14 - Wed, Aug 20
BIL
Billings
PDX
Portland
$167 Roundtrip, just found
$167
Roundtrip
just found
Select Hawaiian Airlines flight, departing Thu, Aug 14 from Billings to Portland, returning Wed, Aug 20, priced at $167 just found
United
Wed, Oct 22 - Tue, Oct 28
BIL
Billings
PDX
Portland
$177 Roundtrip, found 5 hours ago
$177
Roundtrip
found 5 hours ago
Select United flight, departing Wed, Oct 22 from Billings to Portland, returning Tue, Oct 28, priced at $177 found 5 hours ago
Delta
Tue, Aug 12 - Wed, Aug 20
BIL
Billings
PDX
Portland
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Delta flight, departing Tue, Aug 12 from Billings to Portland, returning Wed, Aug 20, priced at $177 just found
Alaska Airlines
Fri, Sep 12 - Sun, Sep 14
BIL
Billings
PDX
Portland
$177 Roundtrip, found 2 hours ago
$177
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Fri, Sep 12 from Billings to Portland, returning Sun, Sep 14, priced at $177 found 2 hours ago
Delta
Tue, Aug 26 - Wed, Sep 3
BIL
Billings
PDX
Portland
$182 Roundtrip, found 2 days ago
$182
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Aug 26 from Billings to Portland, returning Wed, Sep 3, priced at $182 found 2 days ago
Bargain Flight
Thu, Sep 4 - Sat, Sep 6
BIL
Billings
PDX
Portland
$186 Roundtrip, found 2 days ago
$186
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Thu, Sep 4 from Billings to Portland, returning Sat, Sep 6, priced at $186 found 2 days ago
Bargain Flight
Wed, Sep 24 - Sun, Sep 28
BIL
Billings
PDX
Portland
$186 Roundtrip, found 1 day ago
$186
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Wed, Sep 24 from Billings to Portland, returning Sun, Sep 28, priced at $186 found 1 day ago

Find the cheapest month to fly from Billings (BIL) to Portland (PDX)

February is typically the cheapest month to fly

From $127 - $277 per traveler.

Graph displaying average flight prices per month

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. PDX. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $357
PDX
Portland Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $357
Flights from Billings (BIL) to Portland (PDX)
Origin airport
Logan Intl.
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$156
Distance
677 mi
Average flight time
2 hours 5 mins

Billings to Portland Flights

The cheapest times to fly from Billings 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 Billings to Portland are during the month of August. You can find some of the cheapest flights from Billings to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Billings to Portland

Sunday is one of the best days to book for cheap flights from Billings 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 Billings 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 Billings to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 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 Billings 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 Billings 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 Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) cost?
You can land affordable return tickets from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) starting at $155. Grab your seat and set off on your next adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving BIL on August 3 2025 and touching down at PDX. The price was last updated on July 7 2025 and has not changed since.
What is the cheapest month to fly from BIL to PDX?
The cheapest flights from BIL 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.
Which airlines fly direct from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Take a nonstop flight with Alaska Airlines and journey straight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX).
What is the cheapest airline that flies from BIL to PDX?
Book a flight from BIL to PDX with Alaska Airlines. This carrier currently offers the cheapest one-way fare on this route, starting from $99. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BIL on September 24 2025. Prices were last updated on July 7 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
On average, you'll only find 1 nonstop flight operating from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) each day. If this doesn't work with your itinerary, consider flights with a layover. Just customize your search on Expedia to include one or two stops to find the next best option.
What are the most popular departure times for flights from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
More passengers fly between BIL and PDX at 2 PM than at any other time. Rather go when it's quieter? Travel outside of rush hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from BIL to PDX?
Jet off on a Friday if you're searching for the best selection of flights from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX).
What is the earliest flight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
The earliest flight departing from Logan Intl. Airport (BIL) is at around 2:55PM UTC-7. Board this plane and you'll touch down at Portland Intl. Airport (PDX) at approximately 4:13PM UTC-8. The entire trip takes 2h 18m.
How long does it take to fly from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Flights from BIL to PDX have an average travel time of 2 hours and 18 minutes. The total distance between the two airports is 680 mi.
What airline has the least delays from BIL to PDX?
Consider traveling with United Airlines if you'd like to go straight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) without any interruptions. This carrier has the strongest track record for punctuality, with an on-time score of 100%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Choose a flight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) that takes off before 3 PM to reduce the likelihood of delays. 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.
What airports do you fly into for Portland from Logan Intl. Airport (BIL)?
Compare your flight options from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX). This is the only Portland airport you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX) last-minute?
Waiting until just before your trip to book your flight from BIL to PDX generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Be flexible with your travel plans for the best chance of landing a bargain.
Is it cheaper to book a BIL to PDX flight and hotel package?
Booking a BIL to PDX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BIL) to Portland Intl. Airport (PDX)?
Typically, you can reschedule or cancel your BIL to PDX flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want more information, head to our Customer Service portal.

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