$305+ Cheap flights from Idaho to Greenville (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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — GSP
Nov 11 — Nov 181
Round-trip
1 adult, Economy
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Find cheap flights from Idaho 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 to Greenville
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Cheapest flights from Idaho to GreenvilleExplore the most affordable flight options available from Idaho to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
Explore the most affordable flight options available from Idaho to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 12, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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 11/911:10 pm -
1 stop8h 37m
Sat 11/147:00 am -
1 stop8h 11m
Deal found 10/8![Delta logo]()
$305
This American Airlines deal was found by Cheapflights users on 10/8. 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 12/126:06 am -
2 stops11h 03m
Mon 12/147:05 am -
1 stop7h 54m
Deal found 10/8![American Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 10/9. 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 11/912:15 pm -
1 stop7h 43m
Sat 11/147:51 am -
1 stop8h 00m
Deal found 10/9![American Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 10/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/128:20 am -
2 stops7h 50m
Mon 12/147:05 am -
2 stops10h 05m
Deal found 10/8![Southwest logo]()
$487
This American Airlines deal was found by Cheapflights users on 10/10. 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.
Fri 10/3012:14 pm -
1 stop7h 51m
Mon 11/25:17 pm -
1 stop7h 25m
Deal found 10/10![American Airlines logo]()
$495
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 10/2912:14 pm -
1 stop7h 51m
Sun 11/17:06 am -
1 stop7h 31m
Deal found 10/7![American Airlines logo]()
$510
This Delta deal was found by Cheapflights users on 10/11. 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 12/125:56 pm -
2 stops13h 44m
Mon 12/1410:57 am -
2 stops14h 55m
Deal found 10/11![Delta logo]()
$529
This Southwest deal was found by Cheapflights users on 10/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:20 am -
2 stops9h 30m
Sun 11/16:40 am -
2 stops10h 35m
Deal found 10/7![Southwest logo]()
$559
Best flights from Idaho to GreenvilleDiscover carefully curated flight deals from Idaho to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
Discover carefully curated flight deals from Idaho to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 12, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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 11/911:10 pm -
1 stop8h 37m
Sat 11/147:00 am -
1 stop8h 11m
Deal found 10/8![Delta logo]()
$305
This American Airlines deal was found by Cheapflights users on 10/8. 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 12/126:06 am -
2 stops11h 03m
Mon 12/147:05 am -
1 stop7h 54m
Deal found 10/8![American Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 10/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:20 am -
2 stops9h 30m
Mon 11/21:00 pm -
2 stops11h 55m
Deal found 10/10![Southwest logo]()
$585
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Sat 1/92:35 pm -
2 stops21h 47m
Tue 1/125:29 pm -
1 stop7h 46m
Deal found 10/8![United Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 10/7. 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 10/2412:14 pm -
1 stop7h 51m
Tue 10/275:25 pm -
1 stop7h 09m
Deal found 10/7![American Airlines logo]()
$617
This Delta deal was found by Cheapflights users on 10/9. 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 10/241:40 pm -
1 stop7h 11m
Wed 10/288:05 am -
1 stop7h 29m
Deal found 10/9![Delta logo]()
$617
Last-minute flights from Idaho to GreenvilleDiscover last-minute flight deals from Idaho to Greenville. Data last updated October 12, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Greenville. Data last updated October 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 10/2912:14 pm -
1 stop7h 51m
Sun 11/17:06 am -
1 stop7h 31m
Deal found 10/7![American Airlines logo]()
$510
This Southwest deal was found by Cheapflights users on 10/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:20 am -
2 stops9h 30m
Sun 11/16:40 am -
2 stops10h 35m
Deal found 10/7![Southwest logo]()
$559
This American Airlines deal was found by Cheapflights users on 10/10. 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.
Fri 10/3012:14 pm -
1 stop7h 51m
Mon 11/25:17 pm -
1 stop7h 25m
Deal found 10/10![American Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 10/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:20 am -
2 stops9h 30m
Mon 11/21:00 pm -
2 stops11h 55m
Deal found 10/10![Southwest logo]()
$585
This Delta deal was found by Cheapflights users on 10/8. 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 11/911:10 pm -
1 stop8h 37m
Sat 11/147:00 am -
1 stop8h 11m
Deal found 10/8![Delta logo]()
$305
This American Airlines deal was found by Cheapflights users on 10/9. 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 11/912:15 pm -
1 stop7h 43m
Sat 11/147:51 am -
1 stop8h 00m
Deal found 10/9![American Airlines logo]()
$369
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/105:00 am -
1 stop8h 03m
Sun 11/156:20 am -
1 stop7h 11m
Deal found 10/11![United Airlines logo]()
$571
One-way flights from Idaho to GreenvilleSearch for one-way flight options from Idaho to Greenville. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
Search for one-way flight options from Idaho to Greenville. Find affordable one-way fares based on user searches. Data last updated October 12, 2026.
This Delta deal was found by Cheapflights users on 10/7. 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.
Tue 10/201:40 pm -
1 stop7h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Delta logo]()
$504
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 10/206:17 am -
2 stops10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![American Airlines logo]()
$509
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/206:25 am -
3 stops12h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$717
Find flight deals from Idaho to Greenville
Keep the following information in mind while searching for Idaho to Greenville flight deals. Data was last updated October 12, 2026.
Round-trip from | $305 (Delta) |
|---|---|
Popular in | May |
Cheapest in | November |
Average price | $434 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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 October 12, 2026.
Use the filters below to find and compare flights from Idaho to Greenville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Mon 11/9
11:10 pm-9:47 am
1 stop8h 37m
Greenville
Sat 11/14
7:00 am-1:11 pm
1 stop8h 11m
$305
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Sat 12/12
6:06 am-7:09 pm
2 stops11h 03m
Greenville
Mon 12/14
7:05 am-12:59 pm
1 stop7h 54m
$348
Quickest round-trip
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Tue 10/20
1:40 pm-10:51 pm
1 stop7h 11m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$504
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Tue 10/20
6:17 am-6:45 pm
2 stops10h 28m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$509
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Fri 10/30
11:20 am-10:50 pm
2 stops9h 30m
Greenville
Mon 11/2
1:00 pm-10:55 pm
2 stops11h 55m
$585
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Sat 1/9
2:35 pm-2:22 pm
2 stops21h 47m
Greenville
Tue 1/12
5:29 pm-11:15 pm
1 stop7h 46m
$586
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Sat 10/24
12:14 pm-10:05 pm
1 stop7h 51m
Greenville
Tue 10/27
5:25 pm-10:34 pm
1 stop7h 09m
$617
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Sat 10/24
1:40 pm-10:51 pm
1 stop7h 11m
Greenville
Wed 10/28
8:05 am-1:34 pm
1 stop7h 29m
$617
BoiseGreenville
BOI Boise Air Term. Gowen Fld - GSP Greenville
BOIGSP
Boise Air Term. Gowen Fld
Tue 10/20
6:25 am-9:17 pm
3 stops12h 52m
Greenville
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$717
Sorted by cheapest first
Best time to book a flight from Idaho to Greenville
Have a flexible travel schedule? Discover the best time to fly to Greenville from Idaho with our price prediction graph.
BOI-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.
Cheapflights Insights
Everything you need to know about your flight from Idaho to Greenville
USID-GSP
BOI-GSP
What is the cheapest month to book a flight from Idaho to Greenville?
Currently, November is the cheapest month in which you can book a flight from Idaho to Greenville (average of $356). Flying from Idaho to Greenville in May is currently the most expensive (average of $1,116). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Idaho 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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Alternative routes for Idaho to Greenville
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Greenville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Greenville by cabin class
Find flights from Idaho to Greenville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Greenville
Explore flights to Greenville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 12, 2026.
Idaho and Greenville flights
Browse other Idaho and Greenville flight options. Last updated on October 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Idaho to Greenville flights
Consider these flights traveling from Idaho to Greenville.
Top 3 airlines flying from Idaho to Greenville
Discover the top 3 airlines that operate flights from Idaho to Greenville. 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 7,457,451 searches. Data last updated October 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$310 | Average$434 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$356 | Average$432 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$367 | Average$473 | FlexibilityNo cancel fee | On-time71% |