How does KAYAK find such low prices on flights from Idaho to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Portland. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Idaho is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Idaho to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Idaho with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$63 CHEAP FLIGHTS from Idaho to Portland

PDX

KAYAK searches hundreds of travel sites at once for deals on flights to Portland

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$99

Typical prices: $108-$395

Allegiant Air

Mon 12/8Fri 12/12

IDA - PDX • Non-stop

Cheapest one-way

$63

Typical prices: $51-$154

Allegiant Air

Mon 1/5

IDA - PDX • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Portland!

Flight Deals

Cheap Flights from Idaho to Portland

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Idaho to Portland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Idaho to Portland

Mon, Dec 8 - Fri, Dec 12

3:26 pm - 4:11 pmIDA-PDX

1h 45mnonstop

12:01 pm - 2:36 pmPDX-IDA

1h 35mnonstop

$99Allegiant Air

Find Deal

Fri, Dec 5 - Fri, Dec 12

3:26 pm - 4:11 pmIDA-PDX

1h 45mnonstop

12:01 pm - 2:36 pmPDX-IDA

1h 35mnonstop

$106Allegiant Air

Find Deal

Tue, Dec 9 - Tue, Dec 16

3:24 pm - 4:49 pmGEG-PDX

1h 25mnonstop

10:30 am - 11:40 amPDX-GEG

1h 10mnonstop

$136Alaska Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

4:20 pm - 4:50 pmBOI-PDX

1h 30mnonstop

7:20 pm - 11:50 pmPDX-BOI

3h 30m1 stop

$137Alaska Airlines

Find Deal

Thu, Dec 4 - Sun, Dec 7

10:00 am - 12:42 pmBOI-PDX

3h 42m1 stop

5:49 pm - 11:50 pmPDX-BOI

5h 01m1 stop

$141Hawaiian Airlines

Find Deal

Fri, Jan 9 - Mon, Jan 12

5:40 am - 8:33 amBOI-PDX

3h 53m1 stop

5:15 pm - 9:58 pmPDX-BOI

3h 43m1 stop

$147Delta

Find Deal

Thu, Dec 4 - Sun, Dec 7

7:36 pm - 10:40 pmGEG-PDX

3h 04m1 stop

5:30 am - 10:39 amPDX-GEG

5h 09m1 stop

$147Delta

Find Deal

Wed, Dec 3 - Sat, Dec 6

5:15 am - 10:10 amBOI-PDX

5h 55m1 stop

4:40 pm - 9:15 pmPDX-BOI

3h 35m1 stop

$151Southwest

Find Deal

Thu, Dec 4 - Sat, Dec 6

2:30 pm - 7:55 pmBOI-PDX

6h 25m1 stop

4:40 pm - 9:15 pmPDX-BOI

3h 35m1 stop

$154Southwest

Find Deal

Tue, Mar 3 - Wed, Mar 4

5:40 am - 6:11 amBOI-PDX

1h 31mnonstop

5:36 pm - 7:53 pmPDX-BOI

1h 17mnonstop

$157Hawaiian Airlines

Find Deal

Useful Info

Low season	January
High season	July
Cheapest flight	$63

Best time to beat the crowds with an average 13% drop in price.

Most popular time to fly with an average 1% increase in price.

Flight from Idaho Falls to Portland

How does KAYAK find such low prices on flights from Idaho to Portland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Portland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Portland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Idaho to Portland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Idaho with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Portland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Seaside

Vancouver

Salem

The Dalles

Lake Oswego

Clackamas

Stevenson

Government Camp

Carson

Kelso

Gleneden Beach

Gladstone

Oceanside

Dundee

Durham

Everything you need to know for your flight to Portland

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Portland

Portland (PDX)

PDX

$63 Find Cheap Flights from Idaho to Portland

KAYAK searches hundreds of travel sites at once for deals on flights to Portland

Everything you should know

Cheap Flights from Idaho to Portland

Recent round-trip flight deals from Idaho to Portland

Recent one-way flight deals from Idaho to Portland

Recent last minute flight deals from Idaho to Portland

Recent direct flight deals from Idaho to Portland

Good to know

FAQs for booking flights from Idaho to Portland

How does KAYAK find such low prices on flights from Idaho to Portland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Portland.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Portland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Portland from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Idaho to Portland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Portland with an airline and back to Idaho with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Portland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Portland from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Portland?

Everything you need to know for your flight to Portland

Information on the airport you'll fly into in Portland

Cabin class types available on flights to Idaho

Complete your trip to Portland with a hotel stay or car rental

Find direct flights for Portland

Flights to other popular destinations

Flights from domestic origins to Portland

Choose which airport to fly into in Portland

Find deals for your return flight