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$351+ Cheap flights from Boise to Greenville (BOI - 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — GSP
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Boise to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 June 30, 2025.

Round-trip from

$351
(American Airlines)

Popular in

March

Cheapest in

February

Average price

$598
From Boise Air Term. Gowen Fld to Greenville
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Highest demand for flights based on searches. 5% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Boise to Greenville

Cheapest flights from Boise to Greenville
Explore the most affordable flight options available from Boise to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This American Airlines deal was found by Cheapflights users on 6/29. 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 9/101:07 pmBOI - GSP
1 stop6h 47mAmerican Airlines
Wed 9/177:36 amGSP - BOI
1 stop6h 51mAmerican Airlines
Deal found 6/29$351
This Delta deal was found by Cheapflights users on 6/30. 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 9/1010:45 amBOI - GSP
2 stops10h 49mDelta
Wed 9/173:30 pmGSP - BOI
2 stops10h 29mDelta
Deal found 6/30$361
This Southwest deal was found by Cheapflights users on 6/29. 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 12/53:45 pmBOI - GSP
2 stops16h 00mSouthwest
Mon 12/87:40 amGSP - BOI
2 stops11h 10mSouthwest
Deal found 6/29$394
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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.
Wed 9/176:35 amBOI - GSP
2 stops13h 55mAlaska Airlines
Wed 9/247:15 amGSP - BOI
2 stops13h 01mAlaska Airlines
Deal found 6/28$457
This United Airlines deal was found by Cheapflights users on 6/30. 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 12/59:35 amBOI - GSP
2 stops12h 20mUnited Airlines
Mon 12/89:10 amGSP - BOI
2 stops14h 01mUnited Airlines
Deal found 6/30$489

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Boise to Greenville that are best for you.

Fly from

Boise

Fly to

Greenville

Route

Depart

Return

Price

BoiseGreenville

BOI - GSP

BOIGSP

Boise Air Term. Gowen Fld

Wed 9/10

1:07 pm-9:54 pm

1 stop6h 47m

Greenville

Wed 9/17

7:36 am-12:27 pm

1 stop6h 51m

$351

BoiseGreenville

BOI - GSP

BOIGSP

Boise Air Term. Gowen Fld

Wed 9/10

10:45 am-11:34 pm

2 stops10h 49m

Greenville

Wed 9/17

3:30 pm-11:59 pm

2 stops10h 29m

$361

BoiseGreenville

BOI - GSP

BOIGSP

Boise Air Term. Gowen Fld

Fri 12/5

3:45 pm-9:45 am

2 stops16h 00m

Greenville

Mon 12/8

7:40 am-4:50 pm

2 stops11h 10m

$394

BoiseGreenville

BOI - GSP

BOIGSP

Boise Air Term. Gowen Fld

Wed 9/17

6:35 am-10:30 pm

2 stops13h 55m

Greenville

Wed 9/24

7:15 am-6:16 pm

2 stops13h 01m

$457

BoiseGreenville

BOI - GSP

BOIGSP

Boise Air Term. Gowen Fld

Fri 12/5

9:35 am-11:55 pm

2 stops12h 20m

Greenville

Mon 12/8

9:10 am-9:11 pm

2 stops14h 01m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Boise to Greenville

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

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

Currently, January is the cheapest month in which you can book a flight from Boise to Greenville (average of $329). Flying from Boise to Greenville in March is currently the most expensive (average of $385). 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 BOI to GSP?

Find hourly flight availability from Boise to Greenville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

It’s typically best to fly out from Boise to Greenville in the afternoon. Doing so could potentially save you 41% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated June 30, 2025.
Read through reviews of airlines operating flights from Boise to Greenville, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    American Airlines, at $351, was found to be the cheapest airline from Boise to Greenville.Alternate airlines to your destination round-trip include Delta and Southwest. Users have found that American Airlines is 32% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise to Greenville 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 Boise to Greenville?

    Currently, January is the cheapest month in which you can book a flight from Boise to Greenville (average of $329). Flying from Boise to Greenville in March is currently the most expensive (average of $385). 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
Simpsonville
Duncan
Seneca
Anderson

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Top 3 airlines flying from Boise to Greenville

Discover the top 3 airlines that operate flights from Boise 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 2,558,603 searches. Data last updated June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$476FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$346Average$442FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$478Average$579FlexibilityNo cancel feeOn-time69%

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