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

Allegiant Air, United Airlines, and Alaska Airlines are the most popular carriers operating from Idaho Falls Fanning Field to Oregon

What airlines fly to Oregon?

Alaska Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Oregon from Idaho Falls according to our data. Alaska Airlines is the first choice among our users, with 36% 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 Falls Fanning Field Airport to Oregon?

Prices for flights from Idaho Falls Fanning Field Airport to Oregon are refreshed on a daily basis.

How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Oregon?

The number of operators available for flights from Idaho Falls Fanning Field Airport to Oregon is 3 as of April 2026.

How old do you have to be to fly from Idaho Falls Fanning Field Airport to Oregon?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Oregon.

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

The travel and health documents you'll need for your trip to Oregon may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$45 Cheap Flights from Idaho Falls to Oregon in 2026

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Find the cheapest flights from Idaho Falls to Oregon

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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

$98Allegiant Air

Mon, Jun 15 - Fri, Jun 19

6:39 pm - 7:20 pm

IDA

PDX

1h 41mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$108Allegiant Air

Mon, Jun 1 - Fri, Jun 5

6:39 pm - 7:18 pm

IDA

PDX

1h 39mnonstop

12:20 pm - 3:00 pm

PDX

IDA

1h 40mnonstop

$112Allegiant Air

Mon, Jun 29 - Fri, Jul 3

6:39 pm - 7:20 pm

IDA

PDX

1h 41mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$120Allegiant Air

Mon, Jun 1 - Mon, Jun 8

6:39 pm - 7:18 pm

IDA

PDX

1h 39mnonstop

3:09 pm - 5:49 pm

PDX

IDA

1h 40mnonstop

$123Allegiant Air

Fri, Jun 19 - Mon, Jun 29

4:03 pm - 4:50 pm

IDA

PDX

1h 47mnonstop

12:20 pm - 3:00 pm

PDX

IDA

1h 40mnonstop

$157Multiple Airlines

Fri, May 15 - Fri, Jul 31

4:03 pm - 4:50 pm

IDA

PDX

1h 47mnonstop

10:30 am - 1:17 pm

PDX

IDA

1h 47mnonstop

$167Alaska Airlines

Wed, Jun 3 - Mon, Jun 8

4:59 pm - 11:59 pm

IDA

MFR

8h 00m

1 stop

3:55 pm - 10:52 pm

MFR

IDA

5h 57m

1 stop

$324Alaska Airlines

Mon, Apr 20 - Tue, Apr 21

3:04 pm - 11:13 pm

IDA

MFR

9h 09m

2 stops

5:55 am - 10:39 am

MFR

IDA

3h 44m

1 stop

$416Delta

Sat, Aug 22 - Tue, Aug 25

2:31 pm - 12:44 pm

IDA

OTH

23h 13m

2 stops

1:35 pm - 9:55 am

OTH

IDA

19h 20m

2 stops

$1,076United Airlines

Thu, May 7 - Sun, May 10

Allegiant Air flights from Idaho Falls to Oregon

Our best Allegiant Air deals on Idaho Falls 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

$98

Allegiant Air

Jun 1

IDA6:39 pmIdaho Falls Fanning Field

1h 41m

PDX7:20 pmPortland

Jun 5

PDX3:09 pmPortland

1h 40m

IDA5:49 pmIdaho Falls Fanning Field

$108

Allegiant Air

Jun 29

IDA6:39 pmIdaho Falls Fanning Field

1h 39m

PDX7:18 pmPortland

Jul 3

PDX12:20 pmPortland

1h 40m

IDA3:00 pmIdaho Falls Fanning Field

$112

Alaska Airlines flights from Idaho Falls to Oregon

Our best Alaska Airlines deals on Idaho Falls to Oregon flight tickets

Alaska Airlines

Jun 3

IDA4:03 pmIdaho Falls Fanning Field

1h 47m

PDX4:50 pmPortland

Jun 8

PDX10:30 amPortland

1h 47m

IDA1:17 pmIdaho Falls Fanning Field

$167

Alaska Airlines

May 14

IDA4:03 pmIdaho Falls Fanning Field

1h 47m

PDX4:50 pmPortland

May 17

PDX10:30 amPortland

1h 47m

IDA1:17 pmIdaho Falls Fanning Field

$217

Alaska Airlines

Jun 3

IDA4:03 pmIdaho Falls Fanning Field

1h 47m

PDX4:50 pmPortland

Jun 11

PDX10:30 amPortland

1h 36m

IDA1:06 pmIdaho Falls Fanning Field

$237

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest 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

$98

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Mon 6/1

6:39 pm-7:20 pm

Nonstop1h 41m

Portland

Fri 6/5

3:09 pm-5:49 pm

Nonstop1h 40m

$108

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Mon 6/29

6:39 pm-7:18 pm

Nonstop1h 39m

Portland

Fri 7/3

12:20 pm-3:00 pm

Nonstop1h 40m

$112

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Mon 6/1

6:39 pm-7:20 pm

Nonstop1h 41m

Portland

Mon 6/8

3:09 pm-5:49 pm

Nonstop1h 40m

$120

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 6/19

6:39 pm-7:18 pm

Nonstop1h 39m

Portland

Mon 6/29

3:09 pm-5:49 pm

Nonstop1h 40m

$123

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Fri 5/15

4:03 pm-4:50 pm

Nonstop1h 47m

Portland

Fri 7/31

12:20 pm-3:00 pm

Nonstop1h 40m

$157

Idaho FallsPortland

IDA - PDX

IDAPDX

Idaho Falls Fanning Field

Wed 6/3

4:03 pm-4:50 pm

Nonstop1h 47m

Portland

Mon 6/8

10:30 am-1:17 pm

Nonstop1h 47m

$167

Idaho FallsMedford

IDA - MFR

IDAMFR

Idaho Falls Fanning Field

Mon 4/20

4:59 pm-11:59 pm

1 stop8h 00m

Medford

Tue 4/21

3:55 pm-10:52 pm

1 stop5h 57m

$324

Idaho FallsMedford

IDA - MFR

IDAMFR

Idaho Falls Fanning Field

Sat 8/22

3:04 pm-11:13 pm

2 stops9h 09m

Medford

Tue 8/25

5:55 am-10:39 am

1 stop3h 44m

$416

Idaho FallsNorth Bend

IDA - OTH

IDAOTH

Idaho Falls Fanning Field

Thu 5/7

2:31 pm-12:44 pm

2 stops23h 13m

North Bend

Sun 5/10

1:35 pm-9:55 am

2 stops19h 20m

$1,076

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho Falls 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

What is the cheapest month to fly to Oregon?

The month of April is, on average, the cheapest month to fly to Oregon from Idaho Falls, with most prices found around $100. The month of May is another great option to travel to Oregon, with average flight prices from Idaho Falls averaging around $109.

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

On average, the least expensive day to fly to Oregon from Idaho Falls is on a Friday. momondo users have found tickets for Friday departures for as low as $118. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Tuesday, with ticket prices averaging around $498.

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 afternoon. momondo users have found flights departing from Idaho Falls to Oregon in the afternoon for as low as $133. 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 at noon, with an average ticket price of $141. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Idaho Falls Fanning Field to Oregon flight route?

Fly from Idaho Falls Fanning Field to Portland for the best Idaho Falls Fanning Field - 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 Falls when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $269 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Idaho Falls for as low as $105 on momondo.

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

There are 2 cabin classes available to choose from on Idaho Falls Fanning Field 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 Falls to Oregon flights?

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

Cheap Idaho Falls to Oregon flight deals and tips

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

Best Price Found	$160
Fastest flight time	1h 41m
Direct flights	Every day
Airports in Oregon	64 airports

The best one-way flight to Oregon from Idaho Falls in the past 72 hours is $160. The best round-trip flight deal from Idaho Falls to Oregon found on momondo in the last 72 hours is $264.

The fastest flight from Idaho Falls to Oregon takes 1h 41m

Direct flights go from Idaho Falls to Oregon every day.

There are 64 airports in Oregon. From Idaho Falls there are direct flights to Portland (PDX).

Search flight deals

Frequently asked questions about flying from Idaho Falls to Oregon

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Oregon?
Prices for flights from Idaho Falls Fanning Field Airport to Oregon are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Oregon?
The number of operators available for flights from Idaho Falls Fanning Field Airport to Oregon is 3 as of April 2026.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Oregon?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents you'll need for your trip to Oregon may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Idaho Falls to Oregon?
momondo data reveals that the most frequently booked plane model on the route from Idaho Falls to Oregon is Embraer 175, representing 59.09% of all bookings. The subsequent popular model is Airbus A320-100/200 at 40.91%.

Best airlines flying from Idaho Falls to Oregon

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $51	Free Cancellation	Rating 7.3 709 reviews	Search Allegiant Air flights
Delta	PriceFrom $162	Free Cancellation	Rating 7.9 8,367 reviews	Search Delta flights
Alaska Airlines	PriceFrom $209	Free Cancellation	Rating 7.9 12,148 reviews	Search Alaska Airlines flights

Why use momondo?

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

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 Falls to Oregon for you.

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

Yes. momondo allows you to filter the results for Idaho Falls to Oregon flights to just show those with flexible booking policies.

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

Once all potential Idaho Falls 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 Falls to Oregon right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Oregon, momondo offers a useful price alert feature which will track prices for flights to Oregon from Idaho Falls and alert you when they change.

An easier way to manage your Oregon trip

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Popular cities in Oregon

Flights to New Yorkfrom $48

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Flights to Orlandofrom $55

Flights to Miamifrom $55

Flights to Chicagofrom $59

Flights to San Franciscofrom $68

Flights to Las Vegasfrom $54

Flights to Washington, D.C.from $56

Flights to Bostonfrom $66

Flights to Atlantafrom $50

Flights to Dallasfrom $55

Flights to Fort Lauderdalefrom $56

Cheap flights from Idaho Falls to Oregon from $45

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 Falls to Oregon departing on 6/26. 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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See travel insights to Oregon from

How to get the cheapest flight ticket from Idaho Falls 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 Falls Fanning Field to Oregon flight route?

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

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

Can stopping save me money on Idaho Falls to Oregon flights?

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

What airlines fly to Oregon?

Cheap Idaho Falls to Oregon flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Oregon

Frequently asked questions about flying from Idaho Falls to Oregon

Best airlines flying from Idaho Falls to Oregon

Compare and see reviews for airlines that fly from Idaho Falls 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

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