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$347+ Cheap flights from Greenville to Boise (GSP - BOI)

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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — BOI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Greenville to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Boise (BOI). 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 16, 2025.

Round-trip from

$347
(Delta)

Popular in

November

Cheapest in

June

Average price

$480
From Greenville to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 14% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Greenville to Boise

Cheapest flights from Greenville to Boise
Explore the most affordable flight options available from Greenville to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/155:30 amGSP - BOI
2 stops12h 36mDelta
Wed 10/227:40 amBOI - GSP
2 stops14h 15mDelta
Deal found 9/15$347
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:19 amGSP - BOI
1 stop7h 26mAmerican Airlines
Wed 10/221:26 pmBOI - GSP
1 stop6h 45mAmerican Airlines
Deal found 9/15$437
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/127:24 amGSP - BOI
1 stop7h 19mAmerican Airlines
Sun 10/191:26 pmBOI - GSP
1 stop6h 45mAmerican Airlines
Deal found 9/14$497
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 9/3012:21 pmGSP - BOI
1 stop8h 26mUnited Airlines
Sat 10/47:00 amBOI - GSP
1 stop6h 08mUnited Airlines
Deal found 9/15$547
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:30 amGSP - BOI
2 stops9h 53mDelta
Sat 10/41:40 pmBOI - GSP
1 stop7h 54mDelta
Deal found 9/15$552
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:50 pmGSP - BOI
2 stops12h 50mSouthwest
Tue 10/217:20 pmBOI - GSP
2 stops12h 40mSouthwest
Deal found 9/16$582
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.
Thu 10/912:21 pmGSP - BOI
3 stops23h 21mUnited Airlines
Tue 10/217:05 pmBOI - GSP
2 stops14h 41mUnited Airlines
Deal found 9/16$630
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.
Wed 10/159:35 amGSP - BOI
3 stops26h 07mUnited Airlines
Wed 10/227:00 amBOI - GSP
2 stops14h 15mUnited Airlines
Deal found 9/15$631
This Delta deal was found by Cheapflights users on 9/14. 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 10/125:30 amGSP - BOI
2 stops12h 36mDelta
Sun 10/1911:39 pmBOI - GSP
1 stop8h 30mDelta
Deal found 9/14$642

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Boise 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 September 16, 2025.
Use the filters below to find and compare flights from Greenville to Boise that are best for you.

Fly from

Greenville

Fly to

Boise

Route

Depart

Return

Price

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Wed 10/15

5:30 am-4:06 pm

2 stops12h 36m

Boise Air Term. Gowen Fld

Wed 10/22

7:40 am-11:55 pm

2 stops14h 15m

$347

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Wed 10/15

7:19 am-12:45 pm

1 stop7h 26m

Boise Air Term. Gowen Fld

Wed 10/22

1:26 pm-10:11 pm

1 stop6h 45m

$437

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Sun 10/12

7:24 am-12:43 pm

1 stop7h 19m

Boise Air Term. Gowen Fld

Sun 10/19

1:26 pm-10:11 pm

1 stop6h 45m

$497

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Tue 9/30

12:21 pm-6:47 pm

1 stop8h 26m

Boise Air Term. Gowen Fld

Sat 10/4

7:00 am-3:08 pm

1 stop6h 08m

$547

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Tue 9/30

5:30 am-1:23 pm

2 stops9h 53m

Boise Air Term. Gowen Fld

Sat 10/4

1:40 pm-11:34 pm

1 stop7h 54m

$552

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Thu 10/9

1:50 pm-12:40 am

2 stops12h 50m

Boise Air Term. Gowen Fld

Tue 10/21

7:20 pm-10:00 am

2 stops12h 40m

$582

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Thu 10/9

12:21 pm-9:42 am

3 stops23h 21m

Boise Air Term. Gowen Fld

Tue 10/21

7:05 pm-11:46 am

2 stops14h 41m

$630

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Wed 10/15

9:35 am-9:42 am

3 stops26h 07m

Boise Air Term. Gowen Fld

Wed 10/22

7:00 am-11:15 pm

2 stops14h 15m

$631

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Sun 10/12

5:30 am-4:06 pm

2 stops12h 36m

Boise Air Term. Gowen Fld

Sun 10/19

11:39 pm-10:09 am

1 stop8h 30m

$642

GreenvilleBoise

GSP - BOI

GSPBOI

Greenville

Thu 10/9

7:20 am-12:46 pm

1 stop7h 26m

Boise Air Term. Gowen Fld

Tue 10/21

1:33 pm-10:38 pm

1 stop7h 05m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Greenville to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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.

Cheapflights Insights

Everything you need to know about your flight from Greenville to Boise

What is the cheapest month to book a flight from Greenville to Boise?

Currently, October is the cheapest month in which you can book a flight from Greenville to Boise (average of $314). Flying from Greenville to Boise in June is currently the most expensive (average of $398). 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.

What is the cheapest time of day to fly from GSP to BOI?

Find hourly flight availability from Greenville to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

One of the essential ways to save on airfare from Greenville to Boise is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 11% on airfare.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Greenville to Boise. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Greenville to Boise. 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 Boise?

    There are many flights that can get you from Greenville to Boise in 7h 26m. Fly via Delta, American Airlines, or United Airlines to get the fastest option. There are 1899 mi between Greenville and Boise. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Greenville to Boise round-trip?

    Flying on American Airlines is currently your cheapest option to Boise, with prices starting at $330. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $350 and $360, respectively. These flights start at 31% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Greenville to Boise?

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

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

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

  • What is the cheapest month to book a flight from Greenville to Boise?

    Currently, October is the cheapest month in which you can book a flight from Greenville to Boise (average of $314). Flying from Greenville to Boise in June is currently the most expensive (average of $398). 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.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 3 airlines flying from Greenville to Boise

Discover the top 3 airlines that operate flights from Greenville to Boise. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$330Average$444FlexibilityNo cancel feeOn-time71%
DeltaCheapest$350Average$426FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$360Average$575FlexibilityNo cancel feeOn-time69%

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