$397+ Cheap flights from Harlingen to Greenville (HRL - 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — GSP
Jun 20 — Jun 271
Round-trip
1 adult, Economy
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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
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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 Harlingen to Greenville
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Cheapest flights from Harlingen to GreenvilleExplore the most affordable flight options available from Harlingen to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
Explore the most affordable flight options available from Harlingen to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.
This United Airlines deal was found by Cheapflights users on 5/20. 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 9/295:05 am
HRL
- GSP
3 stops15h 13m
United Airlines
Wed 9/306:20 am
GSP
- HRL
2 stops10h 38m
United Airlines
Deal found 5/20![United Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Tue 12/89:20 am
HRL
- GSP
1 stop4h 58m
United Airlines
Wed 12/95:15 pm
GSP
- HRL
1 stop5h 29m
United Airlines
Deal found 5/17![United Airlines logo]()
$409
Best flights from Harlingen to GreenvilleDiscover carefully curated flight deals from Harlingen to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
Discover carefully curated flight deals from Harlingen to Greenville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 21, 2026.
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Tue 9/295:05 am
HRL
- GSP
3 stops15h 13m
United Airlines
Wed 9/306:30 am
GSP
- HRL
2 stops14h 03m
United Airlines
Deal found 5/19![United Airlines logo]()
$397
Find flight deals from Harlingen to Greenville
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) 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 May 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $397 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen 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 May 21, 2026.
Use the filters below to find and compare flights from Harlingen to Greenville that are best for you.
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Fly to
Route
Depart
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Cheapest round-trip
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HarlingenGreenville
HRL - GSP
HRLGSP
Harlingen Valley Intl
Tue 9/29
5:05 am-9:18 pm
3 stops15h 13m
Greenville
Wed 9/30
6:30 am-7:33 pm
2 stops14h 03m
$397
Sorted by cheapest first
Compare providers for flights from Harlingen 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 Harlingen to Greenville in May.
| 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 Harlingen-Greenville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Greenville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Greenville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-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 Harlingen-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 Harlingen to Greenville
Have a flexible travel schedule? Discover the best time to fly to Greenville from Harlingen with our price prediction graph.
HRL-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 Harlingen 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
Seneca
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