$128 Cheap flight deals from Portland (PDX) to Idaho Falls (IDA)

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This Weekend's Flight Deals from Portland to Idaho Falls

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 2 - Mon, May 5
PDX
Portland Intl.
IDA
Idaho Falls Regional
$685 Roundtrip, found 10 hours ago
$685
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Fri, May 2 from Portland Intl. to Idaho Falls Regional, returning Mon, May 5, priced at $685 found 10 hours ago

Airfares from $128 One Way, $261 Round Trip from Portland to Idaho Falls

Prices starting at $261 for return flights and $128 for one-way flights to Idaho Falls were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 27 - Wed, May 28
PDX
Portland
IDA
Idaho Falls
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, May 27 from Portland to Idaho Falls, returning Wed, May 28, priced at $261 found 1 day ago
Tue, May 13 - Wed, May 21
PDX
Portland
IDA
Idaho Falls
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, May 13 from Portland to Idaho Falls, returning Wed, May 21, priced at $285 found 3 days ago
Thu, May 29 - Sun, Jun 1
PDX
Portland
IDA
Idaho Falls
$290 Roundtrip, found 1 day ago
$290
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, May 29 from Portland to Idaho Falls, returning Sun, Jun 1, priced at $290 found 1 day ago
Thu, May 29 - Sun, Jun 1
PDX
Portland
IDA
Idaho Falls
$295 Roundtrip, found 2 days ago
$295
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, May 29 from Portland to Idaho Falls, returning Sun, Jun 1, priced at $295 found 2 days ago
Tue, Jun 3 - Sat, Jun 7
PDX
Portland
IDA
Idaho Falls
$296 Roundtrip, found 8 hours ago
$296
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Tue, Jun 3 from Portland to Idaho Falls, returning Sat, Jun 7, priced at $296 found 8 hours ago

More About Flying To Idaho Falls from Portland

Route Information for Flights from Portland to Idaho Falls

Origin Airport IATA Code
PDX
Destination Airport IATA Code
IDA
Distance
536 mi
Direct Flight Airlines
Allegiant Air
Earliest Flight Arrival
10:33PM UTC
Latest Flight Arrival
10:33PM UTC

Portland to Idaho Falls

For the best travel experience from Portland to Idaho Falls domestic and international travelers everywhere choose Orbitz for guaranteed low prices and cutting-edge mobile tools.

Convenient Low-Cost Travel

Orbitz makes it simple to book discount flights from Portland to {destination.name} without compromising your schedule. You can always find deals on domestic flights from a location near you. You may find the best deals to fit your schedule by mixing and matching airlines to get you from Portland to Idaho Falls.

Access Orbitz On The Move

You can access Orbitz anywhere at anytime for travel from Portland to Idaho Falls using the latest technology. Via your mobile phone you can track any changes to your flight status, gate and baggage claim details, and with Orbitz’s full-service mobile apps for iPhone and Android you can view these trip details anytime anywhere. You can also get fare alerts and travel updates to keep you informed of the cheapest flights from Portland to Idaho Falls.

Earn Rewards on Your Portland to Idaho Falls Flights

At Orbitz you can benefit from low cost travel and have your loyalty rewarded on certain types of Portland to Idaho Falls flights. All you need to do is enter you frequent flyer number when booking and rack up your rewards through Orbitz online on the Traveler Information page for use on future flights. You can even add your frequent flyer number to an existing reservation to start the ball rolling.

Frequently asked questions

Are there non-stop flights from Portland to Idaho Falls?
You can fly straight from Portland to Idaho Falls with Allegiant Air. It’s the only airline that travels nonstop from Portland, OR (PDX-Portland Intl.) to Idaho Falls Regional Airport (IDA).
What is the shortest flight from Portland to Idaho Falls?
Leave that epic movie for another time, because the flight from Portland to Idaho Falls can be as quick as 2 hours and 49 minutes.
What airlines fly from Portland to Idaho Falls most frequently?
If you’re looking for the airline with the most flights from Portland to Idaho Falls, Allegiant Air is the top pick. This popular airline operates 8 flights on this route each month.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.