$160 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, Sep 19 - Fri, Sep 26
PDX
Portland Intl.
IDA
Idaho Falls Regional
$1,165 Roundtrip, found 3 days ago
$1,165
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Sep 19 from Portland Intl. to Idaho Falls Regional, returning Fri, Sep 26, priced at $1,165 found 3 days ago

Airfares from $160 One Way, $302 Round Trip from Portland to Idaho Falls

Prices starting at $302 for return flights and $160 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.

Wed, Jan 21 - Sat, Jan 24
PDX
Portland
IDA
Idaho Falls
$302 Roundtrip, found 2 days ago
$302
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Jan 21 from Portland to Idaho Falls, returning Sat, Jan 24, priced at $302 found 2 days ago
Tue, Jan 20 - Sat, Jan 24
PDX
Portland
IDA
Idaho Falls
$303 Roundtrip, found 2 days ago
$303
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Jan 20 from Portland to Idaho Falls, returning Sat, Jan 24, priced at $303 found 2 days ago
Wed, Nov 5 - Sat, Nov 8
PDX
Portland
IDA
Idaho Falls
$308 Roundtrip, found 4 hours ago
$308
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Nov 5 from Portland to Idaho Falls, returning Sat, Nov 8, priced at $308 found 4 hours ago
Sat, Oct 11 - Sat, Nov 1
PDX
Portland
IDA
Idaho Falls
$322 Roundtrip, found 2 days ago
$322
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 11 from Portland to Idaho Falls, returning Sat, Nov 1, priced at $322 found 2 days ago
Tue, Feb 24 - Tue, Mar 3
PDX
Portland
IDA
Idaho Falls
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Feb 24 from Portland to Idaho Falls, returning Tue, Mar 3, priced at $324 found 6 days 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
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Portland to Idaho Falls

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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.