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$89+ Cheap flights from Portland to Billings (PDX - BIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BIL
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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Find cheap flights from Portland to Billings with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Portland to Billings Logan Intl are usually found in February or January, booked 66 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

Cheap flight deals from Portland to Billings

Cheapest flights from Portland to Billings
Explore the most affordable flight options available from Portland to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 5, 2025.

This Delta deal was found by Cheapflights users on 12/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:11 pmPDX - BIL
1 stop8h 08mDelta
Fri 1/25:14 amBIL - PDX
1 stop4h 54mDelta
Deal found 12/4$352
This United Airlines deal was found by Cheapflights users on 12/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:45 pmPDX - BIL
1 stop5h 39mUnited Airlines
Thu 12/255:50 pmBIL - PDX
1 stop6h 09mUnited Airlines
Deal found 12/3$414
This United Airlines deal was found by Cheapflights users on 12/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:45 pmPDX - BIL
1 stop5h 39mUnited Airlines
Tue 12/306:35 amBIL - PDX
1 stop28h 26mUnited Airlines
Deal found 12/4$416
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:00 amPDX - BIL
1 stop7h 18mUnited Airlines
Tue 12/164:15 pmBIL - PDX
1 stop6h 00mUnited Airlines
Deal found 12/2$419
This Delta deal was found by Cheapflights users on 12/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:09 pmPDX - BIL
1 stop4h 14mDelta
Sat 12/206:20 pmBIL - PDX
1 stop5h 38mDelta
Deal found 12/3$428
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:01 pmPDX - BIL
Nonstop1h 46mAlaska Airlines
Fri 1/26:00 amBIL - PDX
1 stop5h 53mAlaska Airlines
Deal found 12/4$456
This Expedia deal was found by Cheapflights users on 12/2. 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.
Thu 12/1110:30 amPDX - BIL
Nonstop1h 52mAlaska Airlines
Tue 12/163:36 pmBIL - PDX
Nonstop2h 12mAlaska Airlines
Deal found 12/2$458
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Thu 12/2512:47 pmPDX - BIL
2 stops18h 09mMultiple Airlines
Fri 1/28:46 amBIL - PDX
1 stop12h 04mMultiple Airlines
Deal found 12/4$465
This Delta deal was found by Cheapflights users on 12/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:09 pmPDX - BIL
1 stop4h 14mDelta
Thu 12/186:25 amBIL - PDX
1 stop7h 29mDelta
Deal found 12/4$477
This Delta deal was found by Cheapflights users on 12/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/112:23 pmPDX - BIL
2 stops9h 00mDelta
Tue 12/166:22 pmBIL - PDX
1 stop6h 42mDelta
Deal found 12/2$478

Find flight deals from Portland to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Billings (BIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$137
(Alaska Airlines)

One-way from

$89
(Alaska Airlines)

Popular in

November

Cheapest in

February

Average price

$388

Good round-trip deal

$318 or less
Provider with most accurate pricing for Portland-Billings Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Billings Logan Intl flights.
Search Deals
From Portland to Billings Logan Intl
Search Deals
One-way flight from Portland to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Portland to Billings Logan Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Billings 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 5, 2025.
Use the filters below to find and compare flights from Portland to Billings that are best for you.

Fly from

Portland

Fly to

Billings

Route

Depart

Return

Price

PortlandBillings

PDX - BIL

PDXBIL

Portland

Tue 2/3

7:10 am-5:30 pm

2 stops9h 20m

Billings Logan Intl

Sat 2/7

5:15 am-9:09 am

1 stop4h 54m

$152

PortlandBillings

PDX - BIL

PDXBIL

Portland

Tue 1/27

9:10 am-2:55 pm

1 stop4h 45m

Billings Logan Intl

Sat 1/31

2:02 pm-5:54 pm

1 stop4h 52m

$156

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 2/14

8:30 am-2:52 pm

1 stop5h 22m

Billings Logan Intl

Sat 2/21

2:04 pm-8:45 pm

2 stops7h 41m

$219

PortlandBillings

PDX - BIL

PDXBIL

Portland

Mon 3/2

10:30 am-1:24 pm

Nonstop1h 54m

Billings Logan Intl

Fri 3/6

3:32 pm-4:44 pm

Nonstop2h 12m

$238

PortlandBillings

PDX - BIL

PDXBIL

Portland

Tue 1/27

5:35 am-3:20 pm

2 stops8h 45m

Billings Logan Intl

Sat 1/31

6:30 am-2:46 pm

2 stops9h 16m

$267

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 1/24

10:30 am-1:22 pm

Nonstop1h 52m

$89

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 1/24

1:24 pm-9:23 pm

1 stop6h 59m

$94

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 1/24

2:50 pm-10:33 pm

1 stop6h 43m

$138

PortlandBillings

PDX - BIL

PDXBIL

Portland

Mon 12/22

8:45 pm-8:35 am

1 stop10h 50m

$240

PortlandBillings

PDX - BIL

PDXBIL

Portland

Sat 1/24

9:30 pm-9:49 am

3 stops35h 19m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 12 results
1
2

Compare providers for flights from Portland to Billings

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Billings in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Billings flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Billings flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Billings flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Billings flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Portland 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 Portland to Billings

How far ahead should I book a flight from Portland to Billings?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Billings. Price data was last updated on November 28, 2025.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Billings. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Billings?

Currently, September is the cheapest month in which you can book a flight from Portland to Billings (average of $88). Flying from Portland to Billings in December is currently the most expensive (average of $278). 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.

What is the cheapest time of day to fly from PDX to BIL?

Find hourly flight availability from Portland to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 5, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 53% on flights from Portland to Billings by exploring options for tickets in the evening.

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Billings. Reviews last updated December 5, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Billings to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,403 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,403 reviews
Alaska Airlines
8.0
Very good
11,403 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,010 reviews
Alaska Airlines
8.0
Very good
11,403 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,817 reviews
Alaska Airlines
8.0
Very good
11,403 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,064 reviews
Alaska Airlines
8.0
Very good
11,403 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Portland to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Billings?

    To fly from Portland to Billings, you need to book a flight from Portland (PDX) to Billings Logan Intl (BIL). Nonstop flights to Billings Logan Intl from Portland take 1h 45m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from Portland to Billings Logan Intl offered by 4 different airlines.

  • How popular is this Portland to Billings flight route?

    Within the past month, 2 users have taken a look at flights from Portland to Billings Logan Intl.

  • How long is the flight from Portland to Billings?

    Delta and Alaska Airlines can get you from Portland to Billings in just under 4h 45m. Your travel time can differ by up to 4h 35m. Airlines will cover a distance of 677 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Portland to Billings round-trip?

    Delta, at $88, was found to be the cheapest airline from Portland to Billings.Alternate airlines to your destination round-trip include Hawaiian Airlines and Alaska Airlines. Delta is currently priced 72% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Portland to Billings?

    Consider Alaska Airlines (92%), Horizon Air (92%) or Hawaiian Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from Portland to Billings.

  • What are the cheapest flights from Portland to Billings?

    The cheapest flight price from Portland to Billings is $227. On average you can expect to pay $408. The most popular route, (Portland - Billings Logan Intl), can usually be booked for $147.

  • Can I find deals for flights from Portland to Billings that include hotel bookings?

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

  • How can I find direct flights from Portland to Billings?

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

  • Can I find deals for business class flights from Portland to Billings?

    Yes. Cheapflights offers flight deals from Portland to Billings 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 Portland to Billings?

    Currently, September is the cheapest month in which you can book a flight from Portland to Billings (average of $88). Flying from Portland to Billings in December is currently the most expensive (average of $278). 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

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Top 4 airlines flying from Portland to Billings

Discover the top 4 airlines that operate flights from Portland to Billings. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$363FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$149Average$297FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$166Average$298FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$316Average$386FlexibilityNo cancel feeOn-time69%

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