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Idaho Falls

$374+ Cheap flights from Greenville to Idaho Falls (GSP - IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — IDA
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheap flight deals from Greenville to Idaho Falls

Cheapest flights from Greenville to Idaho Falls
Explore the most affordable flight options available from Greenville to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.

This American Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:00 am
GSP
-
IDA
1 stop8h 50m
American Airlines
Thu 8/1312:06 pm
IDA
-
GSP
1 stop8h 11m
American Airlines
Deal found 7/25$483
This United Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:33 pm
GSP
-
IDA
1 stop6h 45m
United Airlines
Wed 9/97:00 am
IDA
-
GSP
2 stops14h 15m
United Airlines
Deal found 7/24$499
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/35:28 pm
GSP
-
IDA
1 stop6h 43m
American Airlines
Wed 8/121:43 pm
IDA
-
GSP
1 stop7h 42m
American Airlines
Deal found 7/24$528
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:34 pm
GSP
-
IDA
1 stop20h 35m
American Airlines
Wed 9/97:00 am
IDA
-
GSP
1 stop7h 34m
American Airlines
Deal found 7/24$538
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:34 pm
GSP
-
IDA
1 stop20h 35m
American Airlines
Thu 8/2712:06 pm
IDA
-
GSP
1 stop8h 11m
American Airlines
Deal found 7/24$547
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:00 pm
GSP
-
IDA
2 stops10h 32m
Delta
Thu 8/277:00 pm
IDA
-
GSP
2 stops12h 18m
Delta
Deal found 7/22$553
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:25 am
GSP
-
IDA
2 stops12h 53m
United Airlines
Thu 8/277:00 am
IDA
-
GSP
1 stop5h 48m
United Airlines
Deal found 7/22$556

Find flight deals from Greenville to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$453
(American Airlines)

One-way from

$374
(American Airlines)
Provider with most accurate pricing for Greenville-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-Idaho Falls Fanning Field flights.
Search Deals
From Greenville to Idaho Falls Fanning Field
Search Deals
One-way flight from Greenville to Idaho Falls Fanning Field
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 26, 2026.
Use the filters below to find and compare flights from Greenville to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Sat 8/8

7:00 am-1:50 pm

1 stop8h 50m

Idaho Falls Fanning Field

Thu 8/13

12:06 pm-10:17 pm

1 stop8h 11m

$483

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Mon 8/31

4:33 pm-9:18 pm

1 stop6h 45m

Idaho Falls Fanning Field

Wed 9/9

7:00 am-11:15 pm

2 stops14h 15m

$499

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Wed 8/19

10:25 am-9:18 pm

2 stops12h 53m

Idaho Falls Fanning Field

Thu 8/27

7:00 am-2:48 pm

1 stop5h 48m

$511

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Mon 8/31

6:34 pm-1:09 pm

1 stop20h 35m

Idaho Falls Fanning Field

Wed 9/9

7:00 am-4:34 pm

1 stop7h 34m

$538

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Wed 8/19

2:00 pm-10:32 pm

2 stops10h 32m

Idaho Falls Fanning Field

Thu 8/27

7:00 pm-9:18 am

2 stops12h 18m

$553

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Fri 8/7

7:00 am-1:50 pm

1 stop8h 50m

Idaho Falls Fanning Field

Tue 8/11

12:06 pm-10:17 pm

1 stop8h 11m

$607

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Sat 8/8

6:10 am-11:45 am

1 stop7h 35m

Idaho Falls Fanning Field

Thu 8/13

4:04 pm-9:50 am

2 stops15h 46m

$618

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Wed 12/9

4:15 pm-9:28 am

1 stop19h 13m

Idaho Falls Fanning Field

Sat 12/12

7:00 am-3:10 pm

1 stop6h 10m

$628
Cheapest one-way
Quickest one-way

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Mon 8/24

7:39 am-1:09 pm

1 stop7h 30m

$374

GreenvilleIdaho Falls

GSP - IDA

GSPIDA

Greenville

Mon 8/24

4:55 pm-10:56 pm

3 stops32h 01m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Sorted by cheapest first

Compare providers for flights from Greenville to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to Idaho Falls in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Greenville-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Greenville to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Greenville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated July 26, 2026.
Peruse reviews from past customers who have flown with American Airlines from Greenville to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,845 reviews

Overall

7.1

Comfort

7.2

Crew

7.9

Food

6.4

Entertainment

6.8

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go
American Airlines
7.1
Good
11,845 reviews
American Airlines
7.1
Good
11,845 reviews

Overall

7.1

Comfort

7.2

Crew

7.9

Food

6.4

Entertainment

6.8

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

Find useful and relevant information for your journey from Greenville to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Greenville to Idaho Falls?

    A quick flight from Greenville to Idaho Falls can take about 6h 45m. American Airlines provides one of the quickest options available for as low as $499. The distance from Greenville to Idaho Falls is about 1693 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Greenville to Idaho Falls round-trip?

    Our cheapest airline available from Greenville to Idaho Falls is American Airlines. Our recent data shows that you can find tickets from as low as $394 on this airline.

  • Can I find deals for flights from Greenville to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Greenville to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to Idaho Falls.

  • Can I find deals for business class flights from Greenville to Idaho Falls?

    Yes. Cheapflights offers flight deals from Greenville to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Idaho Falls?

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Top airline flying from Greenville to Idaho Falls

Discover the top airline that operate flights from Greenville to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$394Average$496FlexibilityNo cancel feeOn-time71%

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