$180+ Cheap flights from Harlingen to San Francisco (HRL - SFO)
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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SFO
Oct 26 — Nov 21
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to San Francisco 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 Harlingen to San Francisco
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One-way
Cheapest flights from Harlingen to San FranciscoExplore the most affordable flight options available from Harlingen to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
Explore the most affordable flight options available from Harlingen to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 26, 2026.
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/106:42 pm -
1 stop6h 24m
Wed 10/145:30 am -
1 stop6h 46m
Deal found 9/25![American Airlines logo]()
$395
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/76:42 pm -
1 stop6h 24m
Sat 10/1012:11 am -
1 stop7h 57m
Deal found 9/22![American Airlines logo]()
$408
This United Airlines deal was found by Cheapflights users on 9/22. 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 10/281:59 pm -
1 stop7h 59m
Sat 10/312:30 pm -
1 stop6h 18m
Deal found 9/22![United Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/45:51 am -
1 stop6h 21m
Wed 10/78:00 am -
1 stop8h 12m
Deal found 9/22![American Airlines logo]()
$453
This Southwest deal was found by Cheapflights users on 9/25. 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 10/106:25 am -
2 stops7h 50m
Wed 10/146:55 am -
2 stops13h 05m
Deal found 9/25![Southwest logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/192:00 pm -
1 stop7h 24m
Wed 10/215:00 am -
1 stop8h 59m
Deal found 9/23![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 9/21. 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 9/285:51 am -
1 stop6h 21m
Tue 9/295:30 am -
1 stop7h 35m
Deal found 9/21![American Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:05 am -
1 stop7h 37m
Sat 10/105:00 am -
1 stop8h 59m
Deal found 9/21![United Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 9/22. 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.
Wed 10/77:10 am -
1 stop6h 00m
Sun 10/1111:25 am -
2 stops9h 25m
Deal found 9/22![Southwest logo]()
$499
Best flights from Harlingen to San FranciscoDiscover carefully curated flight deals from Harlingen to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
Discover carefully curated flight deals from Harlingen to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/281:59 pm -
1 stop7h 59m
Sat 10/312:30 pm -
1 stop6h 18m
Deal found 9/25![United Airlines logo]()
$431
This Southwest deal was found by Cheapflights users on 9/25. 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 10/106:25 am -
2 stops7h 50m
Wed 10/146:55 am -
2 stops13h 05m
Deal found 9/25![Southwest logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/192:00 pm -
1 stop7h 24m
Wed 10/215:00 am -
1 stop8h 59m
Deal found 9/23![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:05 am -
1 stop7h 37m
Sat 10/105:00 am -
1 stop8h 59m
Deal found 9/21![United Airlines logo]()
$487
Last-minute flights from Harlingen to San FranciscoDiscover last-minute flight deals from Harlingen to San Francisco. Data last updated September 26, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to San Francisco. Data last updated September 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/21. 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 9/285:51 am -
1 stop6h 21m
Tue 9/295:30 am -
1 stop7h 35m
Deal found 9/21![American Airlines logo]()
$483
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/45:51 am -
1 stop6h 21m
Wed 10/78:00 am -
1 stop8h 12m
Deal found 9/22![American Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 9/21. 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 10/65:05 am -
1 stop7h 37m
Sat 10/105:00 am -
1 stop8h 59m
Deal found 9/21![United Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/76:42 pm -
1 stop6h 24m
Sat 10/1012:11 am -
1 stop7h 57m
Deal found 9/22![American Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 9/22. 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.
Wed 10/77:10 am -
1 stop6h 00m
Sun 10/1111:25 am -
2 stops9h 25m
Deal found 9/22![Southwest logo]()
$499
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/106:42 pm -
1 stop6h 24m
Wed 10/145:30 am -
1 stop6h 46m
Deal found 9/25![American Airlines logo]()
$395
This Southwest deal was found by Cheapflights users on 9/25. 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 10/106:25 am -
2 stops7h 50m
Wed 10/146:55 am -
2 stops13h 05m
Deal found 9/25![Southwest logo]()
$478
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/192:00 pm -
1 stop7h 24m
Wed 10/215:00 am -
1 stop8h 59m
Deal found 9/23![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/281:59 pm -
1 stop7h 59m
Sat 10/312:30 pm -
1 stop6h 18m
Deal found 9/24![United Airlines logo]()
$431
One-way flights from Harlingen to San FranciscoSearch for one-way flight options from Harlingen to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
Search for one-way flight options from Harlingen to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 26, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/301:59 pm -
1 stop9h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$180
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/136:42 pm -
1 stop8h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$183
This Delta deal was found by Cheapflights users on 9/24. 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.
Fri 10/302:13 pm -
2 stops9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Delta logo]()
$185
This American Airlines deal was found by Cheapflights users on 9/25. 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 11/265:40 am -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$186
This Southwest deal was found by Cheapflights users on 9/25. 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 11/2610:00 am -
2 stops9h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Southwest logo]()
$215
This Southwest deal was found by Cheapflights users on 9/25. 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.
Tue 10/134:35 pm -
2 stops8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Southwest logo]()
$250
This Southwest deal was found by Cheapflights users on 9/25. 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 11/275:50 am -
2 stops7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Southwest logo]()
$325
This American Airlines deal was found by Cheapflights users on 9/25. 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 11/276:46 pm -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/135:05 am -
3 stops15h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![United Airlines logo]()
$1,076
Find flight deals from Harlingen to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to San Francisco (SFO). 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 26, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $395 (American Airlines) |
One-way from | $180 (United Airlines) |
Popular in | January |
Cheapest in | October |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to San Francisco 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 26, 2026.
Use the filters below to find and compare flights from Harlingen to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 10/30
1:59 pm-9:46 pm
1 stop9h 47m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$180
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Tue 10/13
6:42 pm-12:44 am
1 stop8h 02m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$183
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 10/30
2:13 pm-9:50 pm
2 stops9h 37m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$185
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Thu 11/26
10:00 am-5:15 pm
2 stops9h 15m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$215
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 11/27
5:50 am-11:35 am
2 stops7h 45m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$325
Quickest round-trip
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 11/27
6:46 pm-11:36 pm
1 stop6h 50m
San Francisco
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$340
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Wed 10/28
1:59 pm-7:58 pm
1 stop7h 59m
San Francisco
Sat 10/31
2:30 pm-10:48 pm
1 stop6h 18m
$431
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Sat 10/10
6:25 am-12:15 pm
2 stops7h 50m
San Francisco
Wed 10/14
6:55 am-10:00 pm
2 stops13h 05m
$478
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Mon 10/19
2:00 pm-7:24 pm
1 stop7h 24m
San Francisco
Wed 10/21
5:00 am-3:59 pm
1 stop8h 59m
$479
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Tue 10/6
5:05 am-10:42 am
1 stop7h 37m
San Francisco
Sat 10/10
5:00 am-3:59 pm
1 stop8h 59m
$487
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Harlingen-San Francisco flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Harlingen-San Francisco flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Harlingen-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-San Francisco flights, Cheapflights users trust Expedia the most. Expedia 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-San Francisco 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 San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Harlingen with our price prediction graph.
HRL-SFO
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.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated September 26, 2026.
Read through reviews of airlines operating flights from Harlingen to San Francisco, such as Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Harlingen to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Emeryville
Burlingame
Rancho Cordova
San Bruno
Roseville
Hayward
Cupertino
Newark
Fairfield
San Ramon
Redwood City
Manteca
Vallejo
San Carlos
Turlock
Davis
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Harlingen and San Francisco flights
Browse other Harlingen and San Francisco flight options. Last updated on September 26, 2026.
Other flights from Harlingen
Browse through other flights departing from Harlingen. Flights are based on user searches made on Cheapflights and were last updated on September 26, 2026.
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Top airline flying from Harlingen to San Francisco
Discover the top airline that operate flights from Harlingen to San Francisco. 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 September 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$252 | Average$479 | FlexibilityNo cancel fee | On-time63% |