In terms of precipitation, rainfall in Walla Walla ranges from 0.5 - 2.3 inches per month. December is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit Walla Walla when rainfall is around 0.5 in.

If weather is an important factor for your trip to Walla Walla, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 33.8 F).

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

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

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

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

How can I find direct flights from Portland to Walla Walla?

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

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

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

$2,151+ Flights from Portland, ME to Walla Walla

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Cheap flight deals from Portland to Walla Walla

Round-trip from	$2,151 (Alaska Airlines)

From Portland to Walla Walla

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Find flight deals from Portland to Walla Walla

Cheapest flights from Portland to Walla Walla
Explore the most affordable flight options available from Portland to Walla Walla. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Wed 8/134:10 pmPWM - ALW

2 stops11h 07mAlaska Airlines

Sun 8/175:08 amALW - PWM

2 stops12h 28mAlaska Airlines

Deal found 7/28

$2,151

Best flights from Portland to Walla Walla
Discover carefully curated flight deals from Portland to Walla Walla that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Wed 8/134:10 pmPWM - ALW

2 stops11h 07mAlaska Airlines

Sun 8/175:08 amALW - PWM

2 stops12h 28mAlaska Airlines

Deal found 7/28

$2,151

Last-minute flights from Portland to Walla Walla
Discover last-minute flight deals from Portland to Walla Walla. Data last updated July 30, 2025 and is based on user searches.

Wed 8/134:10 pmPWM - ALW

2 stops11h 07mAlaska Airlines

Sun 8/175:08 amALW - PWM

2 stops12h 28mAlaska Airlines

Deal found 7/28

$2,151

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PortlandWalla Walla

PWM - ALW

PWMALW

Portland

Wed 8/13

4:10 pm-12:17 am

2 stops11h 07m

Walla Walla

Sun 8/17

5:08 am-8:36 pm

2 stops12h 28m

$2,151

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Portland to Walla Walla

Have a flexible travel schedule? Discover the best time to fly to Walla Walla 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 Walla Walla

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

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Walla Walla (average of $291). Flying from Portland, Maine to Walla Walla in June is currently the most expensive (average of $484). 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.

Reviews of airlines servicing Walla Walla

Get a feel of what it's like to fly with Alaska Airlines from Portland to Walla Walla by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

Can I find deals for flights from Portland to Walla Walla that include hotel bookings?
Yes. In addition to deals on Portland to Walla Walla flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Walla Walla?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Walla Walla.
Can I find deals for business class flights from Portland to Walla Walla?
Yes. Cheapflights offers flight deals from Portland to Walla Walla 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, Maine to Walla Walla?
Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Walla Walla (average of $291). Flying from Portland, Maine to Walla Walla in June is currently the most expensive (average of $484). 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.

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$2,151+ Cheap flights from Portland, ME to Walla Walla (PWM - ALW)

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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Walla Walla 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 Walla Walla

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Find flight deals from Portland to Walla Walla

Cheapest flights from Portland to Walla WallaExplore the most affordable flight options available from Portland to Walla Walla. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Portland to Walla Walla. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Portland to Walla Walla

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

Cheapflights Insights

Everything you need to know about your flight from Portland to Walla Walla

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

Reviews of airlines servicing Walla Walla

Get a feel of what it's like to fly with Alaska Airlines from Portland to Walla Walla by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Portland to Walla Walla?

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

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

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 Walla Walla

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

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Book with Flexibility

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Cheapest flights from Portland to Walla Walla
Explore the most affordable flight options available from Portland to Walla Walla. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.