$124+ Cheap flights from Harlingen to San Francisco (HRL - SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SFO
Sep 7 — Sep 141
Round-trip
1 adult, Economy
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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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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 August 8, 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 August 8, 2026.
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/55:18 pm -
1 stop8h 17m
Sat 9/127:05 am -
1 stop6h 54m
Deal found 8/5![United Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 8/5. 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 10/296:42 pm -
1 stop8h 02m
Sun 11/15:30 am -
1 stop6h 47m
Deal found 8/5![American Airlines logo]()
$273
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/45:18 pm -
1 stop9h 09m
Sun 9/67:05 am -
1 stop6h 54m
Deal found 8/4![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/245:05 am -
1 stop6h 25m
Sun 9/275:00 am -
1 stop8h 59m
Deal found 8/6![United Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/235:28 pm -
1 stop8h 00m
Sun 9/2711:30 pm -
1 stop8h 28m
Deal found 8/7![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/510:34 am -
2 stops10h 31m
Sat 9/129:00 am -
1 stop5h 58m
Deal found 8/5![American Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 8/5. 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 9/512:35 pm -
2 stops7h 50m
Sat 9/125:00 am -
2 stops11h 55m
Deal found 8/5![Southwest logo]()
$323
This Southwest deal was found by Cheapflights users on 8/6. 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 9/2312:35 pm -
2 stops8h 35m
Mon 9/288:30 am -
2 stops12h 10m
Deal found 8/6![Southwest logo]()
$333
This American Airlines deal was found by Cheapflights users on 8/6. 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 10/210:45 am -
2 stops10h 17m
Mon 10/511:27 pm -
1 stop8h 41m
Deal found 8/6![American Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 8/7. 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.
Wed 9/2312:35 pm -
2 stops8h 35m
Sun 9/2711:15 am -
1 stop10h 00m
Deal found 8/7![Southwest logo]()
$358
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 August 8, 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 August 8, 2026.
This Southwest deal was found by Cheapflights users on 8/5. 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.
Mon 1/117:40 am -
1 stop6h 10m
Wed 1/1311:35 am -
2 stops8h 15m
Deal found 8/5![Southwest logo]()
$252
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/45:18 pm -
1 stop9h 09m
Sun 9/67:05 am -
1 stop6h 54m
Deal found 8/4![United Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 8/5. 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.
Mon 1/117:40 am -
1 stop6h 10m
Tue 1/126:45 am -
2 stops7h 15m
Deal found 8/5![Southwest logo]()
$252
This Southwest deal was found by Cheapflights users on 8/6. 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 9/512:35 pm -
2 stops7h 50m
Sat 9/125:00 am -
2 stops11h 55m
Deal found 8/6![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 8/7. 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 9/297:15 am -
1 stop6h 29m
Sat 10/37:05 am -
1 stop6h 54m
Deal found 8/7![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 8/6. 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 10/25:30 pm -
2 stops7h 45m
Mon 10/51:45 pm -
2 stops7h 05m
Deal found 8/6![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 8/7. 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.
Wed 9/2312:35 pm -
2 stops8h 35m
Sun 9/2711:15 am -
1 stop10h 00m
Deal found 8/7![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/297:15 am -
1 stop6h 29m
Wed 9/305:00 am -
1 stop8h 59m
Deal found 8/4![United Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 8/4. 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 9/45:55 pm -
2 stops8h 20m
Sun 9/66:05 am -
2 stops8h 35m
Deal found 8/4![Southwest logo]()
$433
Last-minute flights from Harlingen to San FranciscoDiscover last-minute flight deals from Harlingen to San Francisco. Data last updated August 8, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to San Francisco. Data last updated August 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Sun 8/95:10 am -
1 stop7h 15m
Tue 8/187:05 am -
1 stop6h 54m
Deal found 8/3![United Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 8/4. 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 9/45:18 pm -
1 stop9h 09m
Sun 9/67:05 am -
1 stop6h 54m
Deal found 8/4![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 8/5. 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 9/55:18 pm -
1 stop8h 17m
Sat 9/127:05 am -
1 stop6h 54m
Deal found 8/5![United Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/510:34 am -
2 stops10h 31m
Sat 9/129:00 am -
1 stop5h 58m
Deal found 8/5![American Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 8/5. 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 9/512:35 pm -
2 stops7h 50m
Sat 9/125:00 am -
2 stops11h 55m
Deal found 8/5![Southwest logo]()
$323
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Wed 9/235:28 pm -
1 stop8h 00m
Sun 9/2711:30 pm -
1 stop8h 28m
Deal found 8/7![American Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/6. 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 9/2312:35 pm -
2 stops8h 35m
Mon 9/288:30 am -
2 stops12h 10m
Deal found 8/6![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 8/7. 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.
Wed 9/2312:35 pm -
2 stops8h 35m
Sun 9/2711:15 am -
1 stop10h 00m
Deal found 8/7![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/245:05 am -
1 stop6h 25m
Sun 9/275:00 am -
1 stop8h 59m
Deal found 8/6![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 8/6. 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 9/246:20 am -
2 stops8h 50m
Sun 9/2711:15 am -
1 stop10h 00m
Deal found 8/6![Southwest logo]()
$410
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/297:15 am -
1 stop9h 34m
Sat 10/35:00 am -
1 stop8h 59m
Deal found 8/6![United Airlines logo]()
$397
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 August 8, 2026.
Search for one-way flight options from Harlingen to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 8, 2026.
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/35:18 pm -
1 stop9h 09m
Deal found 8/6![United Airlines logo]()
$124
This Southwest deal was found by Cheapflights users on 8/6. 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 10/25:30 pm -
2 stops7h 45m
Deal found 8/6![Southwest logo]()
$129
This United Airlines deal was found by Cheapflights users on 8/6. 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 10/25:05 am -
1 stop7h 37m
Deal found 8/6![United Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 8/5. 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 9/311:55 am -
2 stops8h 00m
Deal found 8/5![Southwest logo]()
$205
This American Airlines deal was found by Cheapflights users on 8/5. 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 9/310:34 am -
2 stops10h 53m
Deal found 8/5![American Airlines logo]()
$224
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 August 8, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $247 (United Airlines) |
One-way from | $124 (United Airlines) |
Popular in | October |
Cheapest in | September |
Average price | $399 |
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 2,558,603 searches. Data last updated August 8, 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
Mon 1/11
7:40 am-11:50 am
1 stop6h 10m
San Francisco
Wed 1/13
11:35 am-9:50 pm
2 stops8h 15m
$252
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Mon 1/11
7:40 am-11:50 am
1 stop6h 10m
San Francisco
Tue 1/12
6:45 am-4:00 pm
2 stops7h 15m
$252
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 9/4
5:18 pm-12:27 am
1 stop9h 09m
San Francisco
Sun 9/6
7:05 am-3:59 pm
1 stop6h 54m
$287
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Sat 9/5
12:35 pm-6:25 pm
2 stops7h 50m
San Francisco
Sat 9/12
5:00 am-6:55 pm
2 stops11h 55m
$323
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 10/2
5:30 pm-11:15 pm
2 stops7h 45m
San Francisco
Mon 10/5
1:45 pm-10:50 pm
2 stops7h 05m
$333
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Wed 9/23
12:35 pm-7:10 pm
2 stops8h 35m
San Francisco
Sun 9/27
11:15 am-11:15 pm
1 stop10h 00m
$358
Quickest round-trip
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Tue 9/29
7:15 am-11:44 am
1 stop6h 29m
San Francisco
Sat 10/3
7:05 am-3:59 pm
1 stop6h 54m
$397
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Fri 9/4
5:55 pm-12:15 am
2 stops8h 20m
San Francisco
Sun 9/6
6:05 am-4:40 pm
2 stops8h 35m
$433
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Tue 9/29
7:15 am-11:44 am
1 stop6h 29m
San Francisco
Wed 9/30
5:00 am-3:59 pm
1 stop8h 59m
$437
Cheapest one-way
HarlingenSan Francisco
HRL Harlingen Valley Intl - SFO San Francisco
HRLSFO
Harlingen Valley Intl
Thu 9/3
5:18 pm-12:27 am
1 stop9h 09m
$124
Showing 1-10 of 14 resultsSorted 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 August 8, 2026.
Read through reviews of airlines operating flights from Harlingen to San Francisco, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Boarding
7.5
Crew
7.9
Food
6.4
Entertainment
6.8
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Overall
7.1
Boarding
7.5
Crew
7.9
Food
6.4
Entertainment
6.8
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
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
San Bruno
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Milpitas
Turlock
San Lorenzo
Davis
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Harlingen and San Francisco flights
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Browse through other flights departing from Harlingen. Flights are based on user searches made on Cheapflights and were last updated on August 8, 2026.
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Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 8, 2026.
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 2,558,603 searches. Data last updated August 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$273 | Average$399 | FlexibilityNo cancel fee | On-time71% |