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$179+ Cheap flights from Boise to Portland, ME (BOI - PWM)

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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PWM
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap flight deals from Boise to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Portland (PWM). 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$342
(United Airlines)

One-way from

$179
(Delta)

Popular in

April

Cheapest in

January

Average price

$927
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Portland flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Portland flights.
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From Boise Air Term. Gowen Fld to Portland
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One-way flight from Boise Air Term. Gowen Fld to Portland
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Highest demand for flights based on searches. 9% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Boise to Portland

Cheapest flights from Boise to Portland
Explore the most affordable flight options available from Boise to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This United Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 4/307:30 amBOI - PWM
2 stops13h 57mUnited Airlines
Wed 5/72:37 pmPWM - BOI
2 stops10h 15mUnited Airlines
Deal found 3/31$342
This Southwest deal was found by Cheapflights users on 4/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:15 pmBOI - PWM
2 stops14h 50mSouthwest
Sat 5/312:40 pmPWM - BOI
2 stops12h 00mSouthwest
Deal found 4/1$399
This Delta deal was found by Cheapflights users on 4/1. 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.
Tue 4/291:00 pmBOI - PWM
2 stops23h 19mDelta
Sat 5/35:20 amPWM - BOI
1 stop10h 00mDelta
Deal found 4/1$411
This American Airlines deal was found by Cheapflights users on 4/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/241:17 pmBOI - PWM
1 stop20h 15mAmerican Airlines
Tue 9/26:05 amPWM - BOI
2 stops12h 39mAmerican Airlines
Deal found 4/2$488
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:52 pmBOI - PWM
3 stops22h 40mMultiple Airlines
Wed 5/78:20 pmPWM - BOI
3 stops41h 01mMultiple Airlines
Deal found 3/31$659

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 2,558,603 searches. Data last updated April 3, 2025.
Use the filters below to find and compare flights from Boise to Portland that are best for you.

Fly from

Boise

Fly to

Portland

Route

Depart

Return

Price

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Wed 4/30

7:30 am-11:27 pm

2 stops13h 57m

Portland

Wed 5/7

2:37 pm-10:52 pm

2 stops10h 15m

$342

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Wed 4/30

6:15 pm-11:05 am

2 stops14h 50m

Portland

Sat 5/3

12:40 pm-10:40 pm

2 stops12h 00m

$399

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Tue 4/29

1:00 pm-2:19 pm

2 stops23h 19m

Portland

Sat 5/3

5:20 am-1:20 pm

1 stop10h 00m

$411

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Sun 8/24

1:17 pm-11:32 am

1 stop20h 15m

Portland

Tue 9/2

6:05 am-4:44 pm

2 stops12h 39m

$488

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Wed 4/30

1:52 pm-2:32 pm

3 stops22h 40m

Portland

Wed 5/7

8:20 pm-11:21 am

3 stops41h 01m

$659

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Sun 4/20

2:20 pm-11:59 pm

1 stop7h 39m

$179

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Fri 5/2

7:10 pm-10:03 am

2 stops12h 53m

$200

BoisePortland

BOI - PWM

BOIPWM

Boise Air Term. Gowen Fld

Thu 6/5

1:15 pm-10:43 pm

1 stop7h 28m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Compare providers for flights from Boise to Portland

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 Boise to Portland in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 Boise-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boise-Portland, Maine 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 Boise to Portland

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

What is the cheapest month to book a flight from Boise to Portland, Maine?

Currently, January is the cheapest month in which you can book a flight from Boise to Portland, Maine (average of $296). Flying from Boise to Portland, Maine in May is currently the most expensive (average of $416). 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 BOI to PWM?

Find hourly flight availability from Boise to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

It’s optimal to fly from Boise to Portland, Maine in the afternoon. By choosing this option you can save up to 40% on the cost of your flight, compared to a flight in the morning.

Rainfall in Portland by month

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

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 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 April 3, 2025.
Southwest
8.0
Very good
4,274 reviews

Food

7.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,274 reviews
Southwest
8.0
Very good
4,274 reviews

Food

7.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.0
Very good
4,274 reviews

Food

7.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,616 reviews
Southwest
8.0
Very good
4,274 reviews

Food

7.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,274 reviews

Food

7.1

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • What are the cheapest airlines flying from Boise to Portland, Maine round-trip?

    United Airlines, at $342, was found to be the cheapest airline from Boise to Portland, Maine.Alternate airlines to your destination round-trip include Southwest and Delta. These flights start at 50% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Boise to Portland, Maine one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $179. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Boise to Portland, Maine for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise to Portland 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 Boise to Portland, Maine?

    Currently, January is the cheapest month in which you can book a flight from Boise to Portland, Maine (average of $296). Flying from Boise to Portland, Maine in May is currently the most expensive (average of $416). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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Top 4 airlines flying from Boise to Portland

Discover the top 4 airlines that operate flights from Boise 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 2,558,603 searches. Data last updated April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$330Average$678FlexibilityNo cancel feeOn-time71%
DeltaCheapest$375Average$512FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$411Average$486FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$501Average$887FlexibilityNo cancel feeOn-time69%

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