What airlines fly to Portland?

Alaska Airlines, Allegiant Air and Hawaiian Airlines are the top three most popular airlines that fly to Portland from Idaho according to our data. Alaska Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 4 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Portland?

On average, it takes 1h 21m to fly from Idaho to Portland if you fly out of Boise (the most popular airport in Idaho) and into Portland (the most popular airport in Portland). If you’re flying out of Idaho Falls and into Portland, then the flight time is around 3h 53m.

How many flights depart from Idaho to Portland on average per week?

As of December 2025, there are 120 flights per week flying from Idaho to Portland. The most common day of the week flights depart is Sun, with 18% of flights taking off on this day.

How many flights depart from Idaho to Portland on average per day?

As of December 2025, there are 17 flights per day flying from Idaho to Portland. The most common time of day flights depart is 5:00AM, with 40% of flights taking off in the afternoon.

What is the cheapest airline that flies from Idaho to Portland?

Allegiant Air, Delta, and Alaska Airlines are the most popular carriers operating from Idaho to Portland

When did momondo last update prices for flights from Idaho to Portland Airport?

Prices for flights from Idaho to Portland Airport refresh daily.

How many operators does momondo search for flights from Idaho to Portland Airport?

As of December 2025, there are 5 operators available to choose from for flights from Idaho to Portland Airport.

How old do you have to be to fly from Idaho to Portland Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$71 Cheap Flights from Idaho to Portland in 2025/26

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Find the cheapest flights from Idaho to Portland

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 9:21 am

GEG

PDX

1h 21mnonstop

2:35 pm - 3:48 pm

PDX

GEG

1h 13mnonstop

$120Alaska Airlines

Tue, Jan 27 - Sat, Jan 31

8:00 am - 9:21 am

GEG

PDX

1h 21mnonstop

7:34 am - 8:40 am

PDX

GEG

1h 06mnonstop

$127Hawaiian Airlines

Tue, Jan 20 - Sat, Jan 24

4:04 pm - 4:33 pm

BOI

PDX

1h 29mnonstop

2:41 pm - 5:01 pm

PDX

BOI

1h 20mnonstop

$137Hawaiian Airlines

Sat, Jan 24 - Sun, Jan 25

5:00 am - 6:24 am

GEG

PDX

1h 24mnonstop

10:30 am - 11:38 am

PDX

GEG

1h 08mnonstop

$137Alaska Airlines

Sat, Jan 17 - Tue, Jan 20

5:40 am - 6:18 am

BOI

PDX

1h 38mnonstop

7:09 am - 9:20 am

PDX

BOI

1h 11mnonstop

$138Hawaiian Airlines

Sat, Jan 31 - Sun, Feb 1

11:50 am - 3:45 pm

BOI

PDX

4h 55m1 stop

7:25 am - 2:55 pm

PDX

BOI

6h 30m1 stop

$151Southwest

Tue, Jan 27 - Wed, Feb 4

6:35 pm - 11:55 pm

IDA

PDX

6h 20m1 stop

5:08 pm - 10:57 pm

PDX

IDA

4h 49m1 stop

$178Delta

Fri, Feb 6 - Mon, Feb 9

6:35 pm - 11:55 pm

IDA

PDX

6h 20m1 stop

5:08 pm - 10:57 pm

PDX

IDA

4h 49m1 stop

$219Delta

Fri, Feb 6 - Mon, Feb 9

8:05 am - 2:46 pm

SUN

PDX

7h 41m1 stop

5:35 am - 12:36 pm

PDX

SUN

6h 01m1 stop

$399United Airlines

Sat, Jan 10 - Wed, Jan 14

4:29 pm - 9:12 pm

JAC

PDX

5h 43m1 stop

5:00 am - 1:21 pm

PDX

JAC

7h 21m1 stop

$438United Airlines

Wed, Jan 7 - Wed, Jan 28

Alaska Airlines flights from Idaho to Portland

Our best Alaska Airlines deals on Idaho to Portland flight tickets

Alaska Airlines

Jan 27

GEG8:00 amSpokane

1h 21m

PDX9:21 amPortland

Jan 31

PDX2:35 pmPortland

1h 13m

GEG3:48 pmSpokane

$120

Find similar

Alaska Airlines

Jan 17

GEG5:00 amSpokane

1h 24m

PDX6:24 amPortland

Jan 20

PDX10:30 amPortland

1h 08m

GEG11:38 amSpokane

$137

Find similar

Alaska Airlines

Jan 27

GEG7:28 pmSpokane

1h 19m

PDX8:47 pmPortland

Feb 6

PDX7:34 amPortland

1h 06m

GEG8:40 amSpokane

$147

Find similar

Delta flights from Idaho to Portland

Our best Delta deals on Idaho to Portland flight tickets

Delta

Jan 17

GEG3:40 pmSpokane

5h 19m

1 stop

PDX8:59 pmPortland

Jan 18

PDX5:15 pmPortland

3h 43m

1 stop

GEG8:58 pmSpokane

$167

Find similar

Delta

Jan 29

GEG7:25 pmSpokane

4h 52m

1 stop

PDX12:17 amPortland

Feb 1

PDX5:15 pmPortland

5h 37m

1 stop

GEG10:52 pmSpokane

$177

Find similar

Delta

Feb 6

IDA6:35 pmIdaho Falls Fanning Field

6h 20m

1 stop

PDX11:55 pmPortland

Feb 9

PDX5:08 pmPortland

4h 49m

1 stop

IDA10:57 pmIdaho Falls Fanning Field

$178

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokanePortland

GEG - PDX

GEGPDX

Spokane

Tue 1/27

8:00 am-9:21 am

Nonstop1h 21m

Portland

Sat 1/31

2:35 pm-3:48 pm

Nonstop1h 13m

$120

SpokanePortland

GEG - PDX

GEGPDX

Spokane

Tue 1/20

8:00 am-9:21 am

Nonstop1h 21m

Portland

Sat 1/24

7:34 am-8:40 am

Nonstop1h 06m

$127

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Sat 1/24

4:04 pm-4:33 pm

Nonstop1h 29m

Portland

Sun 1/25

2:41 pm-5:01 pm

Nonstop1h 20m

$137

SpokanePortland

GEG - PDX

GEGPDX

Spokane

Sat 1/17

5:00 am-6:24 am

Nonstop1h 24m

Portland

Tue 1/20

10:30 am-11:38 am

Nonstop1h 08m

$137

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Sat 1/31

5:40 am-6:18 am

Nonstop1h 38m

Portland

Sun 2/1

7:09 am-9:20 am

Nonstop1h 11m

$138

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 1/27

11:50 am-3:45 pm

1 stop4h 55m

Portland

Wed 2/4

7:25 am-2:55 pm

1 stop6h 30m

$151

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 2/6

6:35 pm-11:55 pm

1 stop6h 20m

Portland

Mon 2/9

5:08 pm-10:57 pm

1 stop4h 49m

$178

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 2/6

6:35 pm-11:55 pm

1 stop6h 20m

Portland

Mon 2/9

5:08 pm-10:57 pm

1 stop4h 49m

$219

HaileyPortland

SUN - PDX

SUNPDX

Hailey Sun Valley-Friedman

Sat 1/10

8:05 am-2:46 pm

1 stop7h 41m

Portland

Wed 1/14

5:35 am-12:36 pm

1 stop6h 01m

$399

JacksonPortland

JAC - PDX

JACPDX

Jackson Hole

Wed 1/7

4:29 pm-9:12 pm

1 stop5h 43m

Portland

Wed 1/28

5:00 am-1:21 pm

1 stop7h 21m

$438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Portland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Idaho is in August. Flight prices, which tend to average around $197, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until February to fly from Idaho, when ticket prices are also cheap, with an average price of $207.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $314. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $441.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $285. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $399 per ticket.

What is the cheapest Idaho to Portland flight route?

Fly from Idaho Falls Fanning Field to Portland for the best Idaho - Portland flight prices

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

You are more likely to see cheaper flights to Portland from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $237 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Idaho for as low as $164 on momondo.

What cabin class options are available on Idaho to Portland flights?

There are 4 cabin classes available to choose from on Idaho to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Portland flights?

No. A direct flight is the cheapest option for a flight between Idaho to Portland.

Cheap Idaho to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Portland

Best Price Found	$205
Fastest flight time	1h 13m
Direct flights	Every day
Airports in Portland	1 airport

The best one-way flight to Portland from Idaho in the past 72 hours is $205. The best round-trip flight deal from Idaho to Portland found on momondo in the last 72 hours is $114.

The fastest flight from Idaho to Portland takes 1h 13m

Direct flights go from Idaho to Portland every day.

There is 1 airport in Portland. From Idaho there are direct flights to Portland (PDX).

Search flight deals

When did momondo last update prices for flights from Idaho to Portland Airport?
Prices for flights from Idaho to Portland Airport refresh daily.
How many operators does momondo search for flights from Idaho to Portland Airport?
As of December 2025, there are 5 operators available to choose from for flights from Idaho to Portland Airport.
How old do you have to be to fly from Idaho to Portland Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Idaho to Portland?
Based on momondo bookings for flights between Idaho and Portland, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 29.41% of the total bookings. Other popular models include Embraer 175 with 21.41%, Boeing 737-900 Passenger/BBJ3 (winglets) with 10.59%, and Airbus A320-100/200 with 9.18%.

Best airlines flying from Idaho to Portland

Compare and see reviews for airlines that fly from Idaho to Portland with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $64	Free Cancellation	Rating 7.2 703 reviews	Search Allegiant Air flights
Hawaiian Airlines	PriceFrom $121	Free Cancellation	Rating 7.8 2,820 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 8.0 11,551 reviews	Search Alaska Airlines flights
Delta	PriceFrom $146	Free Cancellation	Rating 7.9 8,018 reviews	Search Delta flights

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Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

McMinnville

Gresham

Tigard

Longview

Pacific City

The Dalles

Manzanita

Clackamas

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Portland?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho to Portland for you.

Can I find flights from Idaho to Portland with flexible booking policies on momondo?

Flights from Idaho to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho to Portland?

momondo helps you find the best flight between Idaho and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho to Portland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Idaho to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Idaho to Portland from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Portland departing on 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Idaho to Portland

Our best Alaska Airlines deals on Idaho to Portland flight tickets

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How to get the cheapest flight ticket from Idaho to Portland

What is the cheapest month to fly to Portland?

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Friday when prices can be found for as low as $314. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $441.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $285. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $399 per ticket.

What is the cheapest Idaho to Portland flight route?

Fly from Idaho Falls Fanning Field to Portland for the best Idaho - Portland flight prices

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

What cabin class options are available on Idaho to Portland flights?

There are 4 cabin classes available to choose from on Idaho to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Portland flights?

No. A direct flight is the cheapest option for a flight between Idaho to Portland.

What is the cheapest airline that flies from Idaho to Portland?

Allegiant Air, Delta, and Alaska Airlines are the most popular carriers operating from Idaho to Portland

What airlines fly to Portland?

How many flights depart from Idaho to Portland on average per day?

As of December 2025, there are 17 flights per day flying from Idaho to Portland. The most common time of day flights depart is 5:00AM, with 40% of flights taking off in the afternoon.

How many flights depart from Idaho to Portland on average per week?

As of December 2025, there are 120 flights per week flying from Idaho to Portland. The most common day of the week flights depart is Sun, with 18% of flights taking off on this day.

How long does it take to fly to Portland?

On average, it takes 1h 21m to fly from Idaho to Portland if you fly out of Boise (the most popular airport in Idaho) and into Portland (the most popular airport in Portland). If you’re flying out of Idaho Falls and into Portland, then the flight time is around 3h 53m.

Cheap Idaho to Portland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Portland

Best Price Found

Fastest flight time

Direct flights

Airports in Portland

When did momondo last update prices for flights from Idaho to Portland Airport?

How many operators does momondo search for flights from Idaho to Portland Airport?

How old do you have to be to fly from Idaho to Portland Airport?

What documentation or ID do you need to fly to Portland Airport?

What is the most popular plane model from Idaho to Portland?

Best airlines flying from Idaho to Portland

Compare and see reviews for airlines that fly from Idaho to Portland with momondo

Traveling to a place near Portland?

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Portland?

Can I find flights from Idaho to Portland with flexible booking policies on momondo?

How can momondo help me find flights from Idaho to Portland?

I’m not ready to book a flight from Idaho to Portland right now. Can momondo alert me if prices change?

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon