Cheap flights from Billings to Portland (BIL - PDX) from $291

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 3/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BIL — PDX
Mar 24 — Mar 311

The best prices from Billings Logan Intl to Portland are usually found in January or February, booked 26 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Billings to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Portland (PDX). 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 March 19, 2024.

Popular in

June

Cheapest in

January

Average price

$435

Round-trip from

$274
High demand for flights, 22% potential price rise
Best time to find cheap flights, 22% potential price drop
Average for round-trip flights in March 2024
From Billings Logan Intl to Portland

What is the cheapest day to fly round-trip from Billings to Portland?

Saturday flights are found to be more expensive to fly from Billings to Portland. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Portland.

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

To save up to 169% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Billings to Portland from $495 1-2 weeks out and tickets from $636 for flights departing within the next 72 hours.

What is the cheapest month to fly from Billings to Portland?

Flights from Billings to Portland lean towards being more expensive in June. Prices are generally better when you fly from Billings to Portland in January, with the cheapest ticket starting at $248.

When is the cheapest time to fly from Billings to Portland (BIL - PDX)?

A simple way to save on the total cost of your ticket is to fly from Billings to Portland in the morning. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the afternoon.

Cheap Delta flights from Billings to Portland

Explore cheap flight options specifically provided by Delta for the route between Billings and Portland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from Billings to Portland. Come back soon if you're not finding the exact deal you're looking for.
Tue 7/235:45 amBIL - PDX
1 stop4h 16mDelta
Mon 7/295:21 pmPDX - BIL
1 stop5h 54mDelta
Deal found 3/16$296
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/27:20 pmPDX - BIL
1 stop4h 17mDelta
Deal found 3/18$311
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/22:10 pmPDX - BIL
2 stops9h 27mDelta
Deal found 3/18$316
Sun 4/75:30 amBIL - PDX
1 stop4h 35mDelta
Mon 4/155:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/18$317
Wed 7/246:40 pmBIL - PDX
2 stops6h 13mDelta
Mon 7/295:21 pmPDX - BIL
1 stop5h 54mDelta
Deal found 3/16$326
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/25:25 pmPDX - BIL
1 stop6h 12mDelta
Deal found 3/17$342
Thu 4/255:30 amBIL - PDX
1 stop4h 44mDelta
Sun 4/285:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/17$357
Fri 4/266:34 pmBIL - PDX
2 stops6h 33mDelta
Thu 5/22:10 pmPDX - BIL
2 stops9h 27mDelta
Deal found 3/18$367
Sun 4/75:30 amBIL - PDX
1 stop4h 35mDelta
Mon 4/155:15 amPDX - BIL
2 stops11h 39mDelta
Deal found 3/18$372

Cheap Alaska Airlines flights from Billings to Portland

Explore cheap flight options specifically provided by Alaska Airlines for the route between Billings and Portland. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Some of the best deals we've found on Alaska Airlines flights traveling from Billings to Portland. Make sure to examine the flight information before completing your reservation.
Fri 4/266:00 pmBIL - PDX
1 stop16h 40mAlaska Airlines
Sun 4/285:00 amPDX - BIL
1 stop5h 52mAlaska Airlines
Deal found 3/17$377
Wed 7/243:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Mon 7/2911:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$417
Sat 7/202:52 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Sun 7/2811:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$447
Sat 7/202:52 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Sun 7/286:00 amPDX - BIL
1 stop4h 26mAlaska Airlines
Deal found 3/16$452
Tue 7/237:00 amBIL - PDX
1 stop6h 18mAlaska Airlines
Mon 7/2911:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$462
Wed 7/243:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Mon 7/295:45 pmPDX - BIL
1 stop16h 41mAlaska Airlines
Deal found 3/16$474
Tue 7/233:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Mon 7/2911:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$497
Thu 7/253:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Sun 7/285:00 amPDX - BIL
1 stop5h 26mAlaska Airlines
Deal found 3/17$532

Cheap Billings to Portland flights in March & April 2024

Find cheap flight options from Billings to Portland specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
These are some of the most attractive deals on flights from Billings to Portland in 2024. Check back in a little while for more flight options.
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/27:20 pmPDX - BIL
1 stop4h 17mDelta
Deal found 3/18$311
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/22:10 pmPDX - BIL
2 stops9h 27mDelta
Deal found 3/18$316
Sun 4/75:30 amBIL - PDX
1 stop4h 35mDelta
Mon 4/155:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/18$317
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/25:25 pmPDX - BIL
1 stop6h 12mDelta
Deal found 3/17$342
Thu 4/255:30 amBIL - PDX
1 stop4h 44mDelta
Sun 4/285:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/17$357
Fri 4/266:34 pmBIL - PDX
2 stops6h 33mDelta
Thu 5/22:10 pmPDX - BIL
2 stops9h 27mDelta
Deal found 3/18$367
Sun 4/75:30 amBIL - PDX
1 stop4h 35mDelta
Mon 4/155:15 amPDX - BIL
2 stops11h 39mDelta
Deal found 3/18$372
Fri 4/266:00 pmBIL - PDX
1 stop16h 40mAlaska Airlines
Sun 4/285:00 amPDX - BIL
1 stop5h 52mAlaska Airlines
Deal found 3/17$377
Thu 4/256:34 pmBIL - PDX
2 stops6h 33mDelta
Sun 4/285:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/17$443

Billings to Portland 2024 flight deals

Discover exclusive flight deals for travel between Billings and Portland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
These are some of the most attractive deals on flights from Billings to Portland in 2024. Check back in a little while for more flight options.
Sat 9/286:40 pmBIL - PDX
1 stop6h 18mDelta
Tue 10/15:21 pmPDX - BIL
1 stop5h 56mDelta
Deal found 3/17$296
Sat 9/286:40 pmBIL - PDX
2 stops6h 16mDelta
Tue 10/15:21 pmPDX - BIL
1 stop5h 56mDelta
Deal found 3/17$301
Sat 9/286:40 pmBIL - PDX
2 stops6h 16mDelta
Tue 10/11:38 pmPDX - BIL
2 stops9h 39mDelta
Deal found 3/17$306
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/27:20 pmPDX - BIL
1 stop4h 17mDelta
Deal found 3/18$311
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/22:10 pmPDX - BIL
2 stops9h 27mDelta
Deal found 3/18$316
Sun 4/75:30 amBIL - PDX
1 stop4h 35mDelta
Mon 4/155:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/18$317
Wed 7/246:40 pmBIL - PDX
2 stops6h 13mDelta
Mon 7/295:21 pmPDX - BIL
1 stop5h 54mDelta
Deal found 3/16$326
Fri 4/265:30 amBIL - PDX
1 stop4h 44mDelta
Thu 5/25:25 pmPDX - BIL
1 stop6h 12mDelta
Deal found 3/17$342
Thu 4/255:30 amBIL - PDX
1 stop4h 44mDelta
Sun 4/285:45 amPDX - BIL
1 stop4h 07mDelta
Deal found 3/17$357

Non-stop flights to Portland from Billings

Discover non-stop flight options from Billings to Portland. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
If you're seeking options on non-stop flights from Billings to Portland, check out these fares. Search for alternative flights from Billings to Portland by utilizing the search form above.
Wed 7/243:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Mon 7/2911:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$417
Sat 7/202:52 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Sun 7/2811:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$447
Tue 7/233:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Mon 7/2911:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/16$497
Thu 7/253:06 pmBIL - PDX
Nonstop2h 01mAlaska Airlines
Sun 7/2811:30 amPDX - BIL
Nonstop1h 47mAlaska Airlines
Deal found 3/17$527

Billings to Portland flights leaving soon

Find last-minute flight options from Billings to Portland for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Have a look at some of the last-minute flights available departing from Billings to Portland. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 3/256:11 pmBIL - PDX
1 stop7h 17mMultiple Airlines
Sun 3/317:04 pmPDX - BIL
1 stop18h 07mMultiple Airlines
Deal found 3/17$544
Mon 3/256:11 pmBIL - PDX
1 stop7h 17mMultiple Airlines
Thu 3/2810:00 pmPDX - BIL
1 stop13h 56mMultiple Airlines
Deal found 3/17$558
Fri 3/226:11 pmBIL - PDX
1 stop7h 19mMultiple Airlines
Thu 4/254:52 pmPDX - BIL
2 stops21h 01mMultiple Airlines
Deal found 3/18$571
Tue 3/262:18 pmBIL - PDX
1 stop7h 32mUnited Airlines
Tue 4/24:13 pmPDX - BIL
1 stop20h 02mUnited Airlines
Deal found 3/17$573
Mon 3/256:11 pmBIL - PDX
1 stop7h 17mMultiple Airlines
Wed 3/2710:00 pmPDX - BIL
1 stop14h 58mMultiple Airlines
Deal found 3/17$581
Fri 3/226:11 pmBIL - PDX
1 stop7h 19mMultiple Airlines
Thu 4/2510:16 pmPDX - BIL
1 stop15h 37mMultiple Airlines
Deal found 3/18$585
Mon 3/256:11 pmBIL - PDX
1 stop7h 17mMultiple Airlines
Mon 4/15:45 amPDX - BIL
1 stop7h 26mMultiple Airlines
Deal found 3/17$587
Tue 3/267:00 amBIL - PDX
1 stop7h 44mUnited Airlines
Mon 4/16:57 pmPDX - BIL
1 stop17h 18mUnited Airlines
Deal found 3/17$593
Mon 3/256:11 pmBIL - PDX
1 stop7h 17mMultiple Airlines
Sun 3/3112:52 amPDX - BIL
2 stops12h 19mMultiple Airlines
Deal found 3/17$626

One-way flights to Portland from Billings

Search for one-way flight options from Billings to Portland. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users in need of a one-way flight from Billings to Portland can choose from these deals. For those needing a return trip from Billings, there is a search form available above.
Wed 3/275:16 amBIL - PDX
1 stop6h 06mAmerican Airlines
Deal found 3/17$291
Wed 3/275:16 amBIL - PDX
2 stops13h 05mAmerican Airlines
Deal found 3/17$452
Thu 3/282:48 pmBIL - PDX
2 stops17h 53mAllegiant Air
Deal found 3/17$466
Sun 3/242:48 pmBIL - PDX
2 stops17h 53mAllegiant Air
Deal found 3/18$487
Wed 3/277:00 amBIL - PDX
3 stops18h 33mUnited Airlines
Deal found 3/17$744

Find flights from Billings to Portland within your budget

Customize your flight search to find flights from Billings to Portland 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$296 - $447

Route

Depart

Return

Price

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Tue 7/23

1 stop4h 16m

Portland

Mon 7/29

1 stop5h 54m

$296

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 4/26

1 stop4h 44m

Portland

Thu 5/2

1 stop4h 17m

$311

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 4/26

1 stop4h 44m

Portland

Thu 5/2

2 stops9h 27m

$316

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Sun 4/7

1 stop4h 35m

Portland

Mon 4/15

1 stop4h 07m

$317

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Wed 7/24

2 stops6h 13m

Portland

Mon 7/29

1 stop5h 54m

$326

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 4/26

1 stop4h 44m

Portland

Thu 5/2

1 stop6h 12m

$342

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Fri 4/26

1 stop16h 40m

Portland

Sun 4/28

1 stop5h 52m

$377

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Wed 7/24

Nonstop2h 01m

Portland

Mon 7/29

Nonstop1h 47m

$417

Billings Logan IntlPortland

BIL - PDX

BILPDX

Billings Logan Intl

Sat 7/20

Nonstop2h 01m

Portland

Sun 7/28

Nonstop1h 47m

$447

Flights are sorted by cheapest first

Deals found on 3/16

When is the best time to book a flight from Billings to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Billings to Portland. Price data was last updated on January 28, 2024.
The price you pay for your flight from Billings to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 26 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Billings to Portland?

Use this chart to determine the cheapest time to fly round-trip from Billings to Portland. Price data was last updated on March 17, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Billings to Portland flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Portland by month

Plan your trip from Billings to Portland by taking into account the cheapest months to travel. The average price of a one-way flight from Billings to Portland is currently $488 while a round-trip flight costs $350. Price data was last updated on March 10, 2024.

Currently, October is the cheapest month in which you can book a flight from Billings to Portland (average of $274). Flying from Billings to Portland in July is currently the most expensive (average of $418). 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.

January

$276

February

$306

March

$338

April

$336

May

$360

June

$408

July

$418

August

$353

September

$297

October

$274

November

$298

December

$291

Temperature and rainfall in Portland by month

Plan your trip to Portland by taking into account the average temperature and rainfall totals by month.

PDX

Temperature

41 - 69.8 °F

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated March 19, 2024.
To help decide which airline to fly from Billings to Portland, see what other customers have to say about Delta, Alaska Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
9,147 reviews
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
11,551 reviews
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.5
Good
1,078 reviews
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.4
Good
11,602 reviews
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.3
Good
15,312 reviews
8.1
Very good
9,147 reviews

Crew

8.6

Food

7.3

Entertainment

7.4

Comfort

7.9

Overall

8.1

Boarding

8.3

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Related info for your journey

Find useful and relevant information for your journey from Billings to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from Billings to Portland for under $300 on Cheapflights?

    Yes, there are multiple flights from Billings to Portland for under $300. The cheapest flight booked recently is on Delta for just $296, but on average you can expect to pay $388.

  • Are there nonstop flights from Billings to Portland for under $500 on Cheapflights?

    Cheapflights has at least 4 direct flights from Billings to Portland under $500. A good price for a nonstop flight from Billings to Portland is less than $472.

  • Are there last-minute flights available from Billings to Portland for under $600?

    There are currently 20+ open flights from Billings to Portland within the next 7 days for less than $600.

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

    Our cheapest airline available from Billings to Portland is Delta. Our recent data shows that you can find tickets from as low as $296 on this airline. An additional option worth looking into is Alaska Airlines, starting at $377. Users have found that Delta is 21% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Billings to Portland one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $291. However, be on the lookout for offers from Allegiant Air and United Airlines, as they are both options that can get you from Billings to Portland for a low price.

  • What are the most popular airlines that fly from Billings to Portland?

  • What are the cheapest flights from Billings to Portland?

    Looking for the cheapest flight from Billings to Portland? While on average our users pay $362, our data indicates the cheapest price to be $193. The most popular route (Billings Logan Intl - Portland), is priced around $296.

  • What does BIL to PDX mean?

    This is defined as Billings Logan Intl Airport (BIL) and Portland Airport (PDX). Codes like Portland Airport are often used to just call airports uniquely.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Billings to Portland

Discover the top 3 airlines that operate flights from Billings to Portland. 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$129Average$611FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$176Average$333FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapest$249Average$416FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from Billings to Portland by cabin class

Find flights from Billings to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Billings to Portland?

Deals for Billings to Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Billings to Portland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Billings to Portland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Billings to Portland with no change fees?

Need flexible booking options for your flight to Portland from Billings? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Billings to Portland become cheaper?

Yes! Start tracking prices for Billings to Portland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.