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

Allegiant Air, Southwest, and United Airlines are the most popular carriers operating from Idaho to Oregon

How long is the flight from Idaho to Oregon?

Flight times from Idaho to Oregon vary, but if you’re flying out of Boise and flying into Portland (one of the most popular routes), then the duration is 1h 21m on average. Another popular route from Idaho to Oregon is flying from Idaho Falls to Portland, which will take roughly 1h 36m. Keep in mind that layovers or delays could extend your travel time.

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

195 flights are operational weekly from Idaho to Oregon as of March 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

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

The number of flights available between Idaho and Oregon is 27 per day as of March 2026. The most frequent departure time is 5:00AM, with 38% of daily flights leaving in the afternoon.

What airlines fly to Oregon?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Oregon from Idaho according to our data. Alaska Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 4 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Idaho to Oregon refresh daily.

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

The number of operators available for flights from Idaho to Oregon is 4 as of March 2026.

How old do you have to be to fly from Idaho to Oregon?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Oregon.

What documentation or ID do you need to fly to Oregon?

The required travel and health documents for your Oregon trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$56 Cheap Flights from Idaho to Oregon in 2026

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Find the cheapest flights from Idaho to Oregon

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:39 pm - 7:18 pm

IDA

PDX

1h 39mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$97Allegiant Air

Mon, Jun 15 - Fri, Jun 19

6:39 pm - 7:18 pm

IDA

PDX

1h 39mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$100Allegiant Air

Fri, Jun 26 - Mon, Jun 29

6:39 pm - 7:18 pm

IDA

PDX

1h 39mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$110Allegiant Air

Fri, Jun 26 - Mon, Jun 29

6:40 am - 12:55 pm

BOI

PDX

7h 15m

1 stop

5:30 am - 12:30 pm

PDX

BOI

6h 00m

1 stop

$157Southwest

Tue, May 5 - Tue, May 12

10:55 am - 4:25 pm

GEG

BOI

4h 30m

1 stop

5:00 pm - 10:45 pm

BOI

GEG

6h 45m

1 stop

$162Southwest

Tue, Apr 21 - Tue, Apr 28

8:47 am - 9:07 am

BOI

PDX

1h 20mnonstop

7:00 am - 9:22 am

PDX

BOI

1h 22mnonstop

$175Alaska Airlines

Tue, May 5 - Tue, May 12

8:26 pm - 8:47 pm

BOI

PDX

1h 21mnonstop

9:40 pm - 11:59 pm

PDX

BOI

1h 19mnonstop

$177Alaska Airlines

Mon, Apr 20 - Mon, Apr 27

7:31 pm - 8:44 pm

GEG

PDX

1h 13mnonstop

7:15 am - 8:28 am

PDX

GEG

1h 13mnonstop

$247Hawaiian Airlines

Tue, Apr 14 - Wed, Apr 15

1:52 pm - 5:04 pm

BOI

EUG

4h 12m

1 stop

6:30 am - 1:12 pm

EUG

BOI

5h 42m

1 stop

$299Delta

Tue, Apr 14 - Thu, Apr 16

1:52 pm - 4:48 pm

BOI

MFR

3h 56m

1 stop

5:28 pm - 10:24 pm

MFR

BOI

3h 56m

1 stop

$299Delta

Tue, Apr 14 - Sat, Apr 18

Allegiant Air flights from Idaho to Oregon

Our best Allegiant Air deals on Idaho to Oregon flight tickets

Allegiant Air

Jun 15

IDA6:39 pmIdaho Falls Fanning Field

1h 39m

PDX7:18 pmPortland

Jun 19

PDX3:09 pmPortland

1h 40m

IDA5:49 pmIdaho Falls Fanning Field

$97

Allegiant Air

Jun 26

IDA6:39 pmIdaho Falls Fanning Field

1h 39m

PDX7:18 pmPortland

Jun 29

PDX3:09 pmPortland

1h 40m

IDA5:49 pmIdaho Falls Fanning Field

$100

Allegiant Air

Jun 26

IDA6:39 pmIdaho Falls Fanning Field

1h 39m

PDX7:18 pmPortland

Jun 29

PDX3:09 pmPortland

1h 40m

IDA5:49 pmIdaho Falls Fanning Field

$110

Southwest flights from Idaho to Oregon

Our best Southwest deals on Idaho to Oregon flight tickets

Southwest

May 5

BOI6:40 amBoise Air Term. Gowen Fld

7h 15m

1 stop

PDX12:55 pmPortland

May 12

PDX5:30 amPortland

6h 00m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

$157

Southwest

May 5

BOI2:00 pmBoise Air Term. Gowen Fld

7h 45m

2 stops

PDX8:45 pmPortland

May 12

PDX6:30 amPortland

5h 50m

1 stop

BOI1:20 pmBoise Air Term. Gowen Fld

$162

Southwest

Apr 21

GEG2:25 pmSpokane

9h 00m

2 stops

BOI12:25 amBoise Air Term. Gowen Fld

Apr 28

BOI5:15 pmBoise Air Term. Gowen Fld

7h 10m

1 stop

GEG11:25 pmSpokane

$168

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Mon 6/15

6:39 pm-7:18 pm

Nonstop1h 39m

Portland

Fri 6/19

3:09 pm-5:49 pm

Nonstop1h 40m

$97

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 6/26

6:39 pm-7:18 pm

Nonstop1h 39m

Portland

Mon 6/29

3:09 pm-5:49 pm

Nonstop1h 40m

$100

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 6/26

6:39 pm-7:18 pm

Nonstop1h 39m

Portland

Mon 6/29

3:09 pm-5:49 pm

Nonstop1h 40m

$110

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 5/5

6:40 am-12:55 pm

1 stop7h 15m

Portland

Tue 5/12

5:30 am-12:30 pm

1 stop6h 00m

$157

SpokaneBoise

GEG - BOI

GEGBOI

Spokane

Tue 4/21

10:55 am-4:25 pm

1 stop4h 30m

Boise Air Term. Gowen Fld

Tue 4/28

5:00 pm-10:45 pm

1 stop6h 45m

$162

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Tue 5/5

8:47 am-9:07 am

Nonstop1h 20m

Portland

Tue 5/12

7:00 am-9:22 am

Nonstop1h 22m

$175

BoisePortland

BOI - PDX

BOIPDX

Boise Air Term. Gowen Fld

Mon 4/20

8:26 pm-8:47 pm

Nonstop1h 21m

Portland

Mon 4/27

9:40 pm-11:59 pm

Nonstop1h 19m

$177

Quickest round-trip

SpokanePortland

GEG - PDX

GEGPDX

Spokane

Tue 4/14

7:31 pm-8:44 pm

Nonstop1h 13m

Portland

Wed 4/15

7:15 am-8:28 am

Nonstop1h 13m

$247

BoiseEugene

BOI - EUG

BOIEUG

Boise Air Term. Gowen Fld

Tue 4/14

1:52 pm-5:04 pm

1 stop4h 12m

Eugene

Thu 4/16

6:30 am-1:12 pm

1 stop5h 42m

$299

BoiseMedford

BOI - MFR

BOIMFR

Boise Air Term. Gowen Fld

Tue 4/14

1:52 pm-4:48 pm

1 stop3h 56m

Medford

Sat 4/18

5:28 pm-10:24 pm

1 stop3h 56m

$299

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 Oregon

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 Oregon?

The month of August is, on average, the cheapest month to fly to Oregon from Idaho, with most prices found around $197. The month of October is another great option to travel to Oregon, with average flight prices from Idaho averaging around $212.

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

On average, the least expensive day to fly to Oregon from Idaho is on a Friday. momondo users have found tickets for Friday departures for as low as $319. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Sunday, with ticket prices averaging around $486.

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

According to our data, the cheapest time of day to fly to Oregon is in the evening. momondo users have found flights departing from Idaho to Oregon in the evening for as low as $288. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly in the morning, with an average ticket price of $420. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Idaho to Oregon flight route?

Fly from Boise Air Term. Gowen Fld to Portland for the best Idaho - Oregon flight prices

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

You are more likely to see cheaper flights to Oregon from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $236 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Idaho for as low as $163 on momondo.

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

There are 4 cabin classes available to choose from on Idaho to Oregon 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 Oregon flights?

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

Cheap Idaho to Oregon flight deals and tips

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

Best Price Found	$238
Fastest flight time	1h 06m
Direct flights	Every day
Airports in Oregon	64 airports

The best one-way flight to Oregon from Idaho in the past 72 hours is $238. The best round-trip flight deal from Idaho to Oregon found on momondo in the last 72 hours is $295.

The fastest flight from Idaho to Oregon takes 1h 06m

Direct flights go from Idaho to Oregon every day.

There are 64 airports in Oregon. From Idaho there are direct flights to Portland (PDX), Boise Air Term. Gowen Fld (BOI).

Search flight deals

When did momondo last update prices for flights from Idaho to Oregon?
Prices for flights from Idaho to Oregon refresh daily.
How many operators does momondo search for flights from Idaho to Oregon?
The number of operators available for flights from Idaho to Oregon is 4 as of March 2026.
How old do you have to be to fly from Idaho to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Oregon.
What documentation or ID do you need to fly to Oregon?
The required travel and health documents for your Oregon trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Idaho to Oregon?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Idaho to Oregon is Boeing 737-800 Passenger/BBJ2 (winglets) (29.27% of total bookings). The next most popular plane models are Embraer 175 (22.56%), Boeing 737 MAX 8 (8.23%), and Boeing 737-900 Passenger/BBJ3 (winglets) (7.62%).

Best airlines flying from Idaho to Oregon

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $51	Free Cancellation	Rating 7.3 710 reviews	Search Allegiant Air flights
Hawaiian Airlines	PriceFrom $117	Free Cancellation	Rating 7.8 2,839 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $118	Free Cancellation	Rating 7.9 8,332 reviews	Search Delta flights
Alaska Airlines	PriceFrom $137	Free Cancellation	Rating 7.9 12,116 reviews	Search Alaska Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oregon from Idaho.

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

Yes. All flights to Oregon from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Idaho to Oregon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Oregon from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Oregon trip

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Popular cities in Oregon

Flights to New Yorkfrom $66

Flights to Los Angelesfrom $60

Flights to Orlandofrom $49

Flights to Miamifrom $45

Flights to Chicagofrom $68

Flights to San Franciscofrom $77

Flights to Las Vegasfrom $41

Flights to Washington, D.C.from $59

Flights to Bostonfrom $65

Flights to Atlantafrom $53

Flights to Dallasfrom $62

Flights to Seattlefrom $104

Cheap flights from Idaho to Oregon from $56

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 Oregon departing on 7/13. 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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Allegiant Air flights from Idaho to Oregon

Our best Allegiant Air deals on Idaho to Oregon flight tickets

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Our best Southwest deals on Idaho to Oregon flight tickets

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How to get the cheapest flight ticket from Idaho to Oregon

What is the cheapest month to fly to Oregon?

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

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

What is the cheapest Idaho to Oregon flight route?

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

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

Can stopping save me money on Idaho to Oregon flights?

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

What airlines fly to Oregon?

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

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

How long is the flight from Idaho to Oregon?

Cheap Idaho to Oregon flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Oregon

Best airlines flying from Idaho to Oregon

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

Why use momondo?

An easier way to manage your Oregon 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 Oregon

Popular cities in Oregon

Popular flights according to clicks in the last 7 days on momondo

Idaho flight routes

According to popular flight searches on momondo this year

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