$136 Cheap Flights to Southeastern Idaho, ID

View $136 flight on Wed, Sep 9, 2026Opens in a new window

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How much is the cheapest flight to Southeastern Idaho?

Prices were available within the past 7 days and start at $136 for one-way flights and $271 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 30 - Wed, Oct 7
ORD
Chicago
IDA
Idaho Falls
$271 Roundtrip, found 10 hours ago
$271
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Sep 30 from Chicago to Idaho Falls, returning Wed, Oct 7, priced at $271 found 10 hours ago
American Airlines
Wed, Oct 28 - Wed, Nov 4
ORD
Chicago
IDA
Idaho Falls
$281 Roundtrip, found 17 hours ago
$281
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Wed, Oct 28 from Chicago to Idaho Falls, returning Wed, Nov 4, priced at $281 found 17 hours ago
Delta
Tue, Oct 20 - Sat, Oct 24
JFK
New York
JAC
Jackson
$291 Roundtrip, found 10 hours ago
$291
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Oct 20 from New York to Jackson, returning Sat, Oct 24, priced at $291 found 10 hours ago
United
Wed, Sep 30 - Wed, Oct 7
ORD
Chicago
IDA
Idaho Falls
$291 Roundtrip, found 10 hours ago
$291
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Sep 30 from Chicago to Idaho Falls, returning Wed, Oct 7, priced at $291 found 10 hours ago
Alaska Airlines
Tue, Jun 2 - Wed, Jun 3
LAX
Los Angeles
IDA
Idaho Falls
$301 Roundtrip, found 2 hours ago
$301
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Jun 2 from Los Angeles to Idaho Falls, returning Wed, Jun 3, priced at $301 found 2 hours ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Idaho Falls Regional IDA. Flights from $462
IDA
Idaho Falls Regional
Flights from $462
Select flight to Friedman Memorial SUN. Cheapest option available. Flights from $446
SUN
Friedman Memorial
Cheapest
Flights from $446

Frequently asked questions

What month is the cheapest to fly to Southeastern Idaho?
September is the cheapest month to fly to Southeastern Idaho. Demand is lower then, so fares are generally more affordable. Organizing your trip outside of school breaks and major holidays could also help you save.
Which US cities have the cheapest flights to Southeastern Idaho?
Typically, you'll find that Denver, Phoenix and Los Angeles have cheap flights to Southeastern Idaho. However, flexibility is the secret to getting the best prices. Fly midweek or during the off-peak season to keep costs to a minimum.
Which US cities fly direct to Southeastern Idaho?
Pick from 76 US destinations with direct flights to Southeastern Idaho. While booking on Expedia, check "Direct flights only" to compare nonstop options. Fly to Southeastern Idaho from any of these major cities:

  • Denver
  • Phoenix
  • Los Angeles
  • Dallas
  • Las Vegas

How to find a cheap flight to Southeastern Idaho?
Book in advance to snag cheap flights to Southeastern Idaho. Also, consider visiting during off-season months like November and December. If you fly on a Thursday, you'll save an average of 16% compared to departing on a Sunday.* Save time searching every day and track your flight prices using the Expedia app. We'll let you know when fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Southeastern Idaho?
Being flexible with your travel plans can help you to find last-minute offers on cheap flights to Southeastern Idaho. To see all the available options, consider looking at different ticket types, changing your Southeastern Idaho trip dates, jetting out of an alternative airport or going with another carrier.
How far in advance should I book a flight to Southeastern Idaho?
Secure the departure dates you want and a price that's easy on your pocket by booking your domestic flight to Southeastern Idaho up to 28 days in advance. Lock in tickets between two and four months ahead if you're visiting Southeastern Idaho from an international destination.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Southeastern Idaho?
You'll save an average of 8% if you buy tickets on a Sunday instead of Fridays, which tend to be the priciest day to book.* When it comes to getting a cheap flight to Southeastern Idaho, it's all about having good timing.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Southeastern Idaho?
You can take your pick of a range of airlines that operate flights to Southeastern Idaho. A few of the most well-known are:

  • United Airlines - 251 flights to Southeastern Idaho each month, including 121 flights to Idaho Falls Regional Airport (IDA) per month.
  • Delta Air Lines - 238 flights to Southeastern Idaho each month, including 91 flights to Jackson Hole Airport (JAC) per month.
  • American Airlines - 108 flights to Southeastern Idaho each month, including 69 flights to Idaho Falls Regional Airport (IDA) per month.

Can I save money by booking a Southeastern Idaho trip package?
You could potentially save hundreds of dollars if you secure a Southeastern Idaho flight and hotel package deal on Expedia. And you'll make life easier by having all your travel plans in the same place. Try bundling hotels and flights with extras like car rentals and tours for your own customized Southeastern Idaho getaway.
Can I change or cancel my flight to Southeastern Idaho?
If you bought your flight to Southeastern Idaho within the last 24 hours, you can usually change or cancel it for free. After that, additional costs may apply depending on the airline's terms of service. For more information, check out our Customer Service Portal. Remember that some flights are non-refundable, so you may be offered a credit toward a future flight rather than a direct refund. When browsing on Expedia, select the "No cancel fee" or "Changes included" filters to compare tickets with flexible change policies.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Friedman Memorial
Destination airport IATA code
SUN
Destination city name
Sun Valley
Roundtrip price
$284

Trending flights to Southeastern Idaho

Prices were available within the past 7 days and start at $136 for one-way flights and $271 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Sep 30 - Wed, Oct 7
ORD
Chicago
IDA
Idaho Falls
$271 Roundtrip, found 10 hours ago
$271
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Wed, Sep 30 from Chicago to Idaho Falls, returning Wed, Oct 7, priced at $271 found 10 hours ago

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