$389+ Cheap flights from Idaho Falls to Greenville (IDA - GSP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — GSP
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Greenville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho Falls to Greenville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho Falls to GreenvilleExplore the most affordable flight options available from Idaho Falls to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
Explore the most affordable flight options available from Idaho Falls to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 20, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/27:00 am -
2 stops14h 13m
Tue 10/64:25 pm -
1 stop6h 29m
Deal found 9/17![United Airlines logo]()
$758
Best flights from Idaho Falls to GreenvilleDiscover carefully curated flight deals from Idaho Falls to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Idaho Falls to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This Delta deal was found by Cheapflights users on 9/16. 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.
Sat 1/161:10 pm -
2 stops8h 27m
Fri 1/225:40 am -
2 stops8h 47m
Deal found 9/16![Delta logo]()
$389
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 1/171:45 pm -
1 stop6h 18m
Tue 1/262:38 pm -
1 stop9h 14m
Deal found 9/16![American Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 1/176:00 am -
2 stops12h 14m
Tue 1/2612:00 pm -
2 stops8h 14m
Deal found 9/16![Delta logo]()
$523
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 1/176:00 am -
2 stops12h 14m
Mon 1/2512:00 pm -
2 stops8h 14m
Deal found 9/16![Delta logo]()
$523
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 1/176:00 am -
2 stops10h 49m
Sun 1/2412:00 pm -
2 stops12h 19m
Deal found 9/16![Delta logo]()
$668
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 1/176:00 am -
2 stops10h 49m
Fri 1/227:55 pm -
2 stops18h 32m
Deal found 9/16![Delta logo]()
$719
Last-minute flights from Idaho Falls to GreenvilleDiscover last-minute flight deals from Idaho Falls to Greenville. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Greenville. Data last updated September 20, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Fri 10/27:00 am -
2 stops14h 13m
Tue 10/64:25 pm -
1 stop6h 29m
Deal found 9/17![United Airlines logo]()
$758
One-way flights from Idaho Falls to GreenvilleSearch for one-way flight options from Idaho Falls to Greenville. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Idaho Falls to Greenville. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/610:35 am -
2 stops9h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 9/19. 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.
Sun 10/47:00 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![United Airlines logo]()
$469
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:09 am -
2 stops14h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$520
This American Airlines deal was found by Cheapflights users on 9/19. 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.
Sun 10/47:00 am -
2 stops13h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![American Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 9/16. 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.
Mon 10/51:05 pm -
2 stops7h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Delta logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:57 pm -
3 stops39h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/57:00 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$1,002
Find flight deals from Idaho Falls to Greenville
Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Greenville (GSP). 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 September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $389 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls to Greenville 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 7,457,451 searches. Data last updated September 20, 2026.
Use the filters below to find and compare flights from Idaho Falls to Greenville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sat 1/16
1:10 pm-11:37 pm
2 stops8h 27m
Greenville
Fri 1/22
5:40 am-12:27 pm
2 stops8h 47m
$389
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Tue 10/6
10:35 am-9:58 pm
2 stops9h 23m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$436
Quickest round-trip
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 10/4
7:00 am-3:08 pm
1 stop6h 08m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$469
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Mon 10/5
6:09 am-11:00 pm
2 stops14h 51m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$520
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 1/17
6:00 am-8:14 pm
2 stops12h 14m
Greenville
Tue 1/26
12:00 pm-6:14 pm
2 stops8h 14m
$523
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 1/17
6:00 am-8:14 pm
2 stops12h 14m
Greenville
Mon 1/25
12:00 pm-6:14 pm
2 stops8h 14m
$523
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 10/4
7:00 am-10:30 pm
2 stops13h 30m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$566
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 1/17
1:45 pm-10:03 pm
1 stop6h 18m
Greenville
Tue 1/26
2:38 pm-9:52 pm
1 stop9h 14m
$573
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Mon 10/5
1:05 pm-11:00 pm
2 stops7h 55m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$615
Idaho FallsGreenville
IDA Idaho Falls Fanning Field - GSP Greenville
IDAGSP
Idaho Falls Fanning Field
Sun 1/17
6:00 am-6:49 pm
2 stops10h 49m
Greenville
Sun 1/24
12:00 pm-10:19 pm
2 stops12h 19m
$668
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Idaho Falls to Greenville
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 Idaho Falls to Greenville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Idaho Falls-Greenville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Greenville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Greenville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Idaho Falls-Greenville 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 Idaho Falls-Greenville 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 Idaho Falls to Greenville
Have a flexible travel schedule? Discover the best time to fly to Greenville from Idaho Falls with our price prediction graph.
IDA-GSP
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.
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls to Greenville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Greenville?
Book flights to Greenville if you plan to visit one of these locationsGreer
Simpsonville
Greenwood
Duncan
Anderson
Seneca
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