How long is the flight from Portland, Maine to Juneau?

A quick flight from Portland, Maine to Juneau can take about 20h 37m. Alaska Airlines provides one of the quickest options available for as low as $1,374. The distance from Portland, Maine to Juneau is about 2845 mi.

In terms of precipitation, rainfall in Juneau ranges from 2.9 - 8.6 inches per month. September is typically the wettest month, when rainfall can reach 8.6 in. April is typically the driest time to visit Juneau when rainfall is around 2.9 in.

If weather is an important factor for your trip to Juneau, 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 57.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

What is the cheapest time of day to fly from PWM to JNU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Juneau as you normally would.

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

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

How can I find direct flights from Portland to Juneau?

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

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

Yes. Cheapflights offers flight deals from Portland to Juneau by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,374+ Cheap Flights from Portland, ME to Juneau

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Cheap flight deals from Portland to Juneau

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Best flights from Portland to Juneau
Discover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.

Tue 3/304:53 am -

3 stops20h 37m

Wed 3/317:15 am -

3 stops23h 17m

Deal found 10/18

$1,374

Find flight deals from Portland to Juneau

Round-trip from	$1,374 (Alaska Airlines)

From Portland to Juneau Intl

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Fly from

Fly to

Route

Depart

Return

Price

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Quickest round-trip

PortlandJuneau

PWM Portland - JNU Juneau Intl

PWMJNU

Portland

Tue 3/30

4:53 am-9:30 pm

3 stops20h 37m

Juneau Intl

Wed 3/31

7:15 am-10:32 am

3 stops23h 17m

$1,374

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Deals found on 10/18

Sorted by cheapest first

Best time to book a flight from Portland to Juneau

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PWM-JNU

Estimated round-trip price

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Related info for your journey

How long is the flight from Portland, Maine to Juneau?
A quick flight from Portland, Maine to Juneau can take about 20h 37m. Alaska Airlines provides one of the quickest options available for as low as $1,374. The distance from Portland, Maine to Juneau is about 2845 mi.
Can I find deals for flights from Portland to Juneau that include hotel bookings?
Yes. In addition to deals on Portland to Juneau flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Juneau?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Juneau.
Can I find deals for business class flights from Portland to Juneau?
Yes. Cheapflights offers flight deals from Portland to Juneau by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Juneau with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Juneau

Best flights from Portland to Juneau
Discover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.

Discover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.

Find flight deals from Portland to Juneau

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Best time to book a flight from Portland to Juneau

Have a flexible travel schedule? Discover the best time to fly to Juneau from Portland with our price prediction graph.

Related info for your journey

How long is the flight from Portland, Maine to Juneau?

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

How can I find direct flights from Portland to Juneau?

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

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.

Alternative routes for Portland to Juneau

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Complete your trip to Juneau by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Juneau by cabin class

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

Other flights to Juneau

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Portland and Juneau flights

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$1,374+ Cheap flights from Portland, ME to Juneau (PWM - JNU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Juneau with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Juneau

Best flights from Portland to JuneauDiscover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.

Discover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.

Find flight deals from Portland to Juneau

Round-trip from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portland to Juneau that are best for you.

Best time to book a flight from Portland to Juneau

Have a flexible travel schedule? Discover the best time to fly to Juneau from Portland with our price prediction graph.

Related info for your journey

How long is the flight from Portland, Maine to Juneau?

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

How can I find direct flights from Portland to Juneau?

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

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.

Alternative routes for Portland to Juneau

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Juneau by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Juneau by cabin class

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

Other flights to Juneau

Explore flights to Juneau departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.

Portland and Juneau flights

Browse other Portland and Juneau flight options. Last updated on October 23, 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 23, 2026.

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Best flights from Portland to Juneau
Discover carefully curated flight deals from Portland to Juneau that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 23, 2026.