$413+ Cheap flights from Harlingen to Oakland, CA (HRL - OAK)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — OAK
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Oakland 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 Oakland
Cheapest
Best
Last-minute
One-way
Cheapest flights from Harlingen to OaklandExplore the most affordable flight options available from Harlingen to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Harlingen to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am -
1 stop7h 25m
Sun 10/46:00 am -
1 stop11h 10m
Deal found 9/15![Southwest logo]()
$413
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.
Fri 10/165:30 pm -
2 stops7h 25m
Fri 10/236:00 am -
2 stops8h 45m
Deal found 9/16![Southwest logo]()
$507
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 pm -
2 stops7h 25m
Tue 10/1310:10 am -
2 stops8h 50m
Deal found 9/14![Southwest logo]()
$563
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:30 pm -
2 stops7h 25m
Mon 10/121:20 pm -
2 stops7h 35m
Deal found 9/14![Southwest logo]()
$609
Best flights from Harlingen to OaklandDiscover carefully curated flight deals from Harlingen to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Harlingen to Oakland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am -
1 stop7h 25m
Sun 10/48:40 pm -
2 stops12h 40m
Deal found 9/15![Southwest logo]()
$419
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.
Fri 10/165:30 pm -
2 stops7h 25m
Fri 10/236:00 am -
2 stops8h 45m
Deal found 9/16![Southwest logo]()
$507
This Delta deal was found by Cheapflights users on 9/12. 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.
Sat 11/142:18 pm -
2 stops9h 44m
Fri 12/412:34 pm -
2 stops22h 58m
Deal found 9/12![Delta logo]()
$1,092
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 pm -
2 stops7h 25m
Tue 10/138:50 am -
1 stop10h 10m
Deal found 9/14![Southwest logo]()
$564
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:55 am -
1 stop10h 10m
Mon 10/121:20 pm -
2 stops7h 35m
Deal found 9/14![Southwest logo]()
$690
Last-minute flights from Harlingen to OaklandDiscover last-minute flight deals from Harlingen to Oakland. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Oakland. Data last updated September 17, 2026 and is based on user searches.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:35 am -
1 stop7h 25m
Sun 10/46:00 am -
1 stop11h 10m
Deal found 9/15![Southwest logo]()
$413
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:30 pm -
2 stops7h 25m
Tue 10/1310:10 am -
2 stops8h 50m
Deal found 9/14![Southwest logo]()
$563
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:30 pm -
2 stops7h 25m
Mon 10/121:20 pm -
2 stops7h 35m
Deal found 9/14![Southwest logo]()
$609
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.
Fri 10/165:30 pm -
2 stops7h 25m
Fri 10/236:00 am -
2 stops8h 45m
Deal found 9/16![Southwest logo]()
$507
One-way flights from Harlingen to OaklandSearch for one-way flight options from Harlingen to Oakland. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Harlingen to Oakland. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
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.
Sat 10/102:13 pm -
2 stops9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$468
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.
Sun 10/112:13 pm -
2 stops11h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$535
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.
Fri 10/92:13 pm -
2 stops23h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$669
Find flight deals from Harlingen to Oakland
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Oakland (OAK). 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 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (Southwest) |
Popular in | January |
Cheapest in | October |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Oakland 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 17, 2026.
Use the filters below to find and compare flights from Harlingen to Oakland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Wed 9/30
6:35 am-12:00 pm
1 stop7h 25m
Oakland
Sun 10/4
8:40 pm-11:20 am
2 stops12h 40m
$419
Quickest round-trip
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Sat 10/10
2:13 pm-9:58 pm
2 stops9h 45m
Oakland
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$468
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Fri 10/16
5:30 pm-10:55 pm
2 stops7h 25m
Oakland
Fri 10/23
6:00 am-4:45 pm
2 stops8h 45m
$507
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Sun 10/11
2:13 pm-11:56 pm
2 stops11h 43m
Oakland
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$535
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Thu 10/8
5:30 pm-10:55 pm
2 stops7h 25m
Oakland
Tue 10/13
8:50 am-9:00 pm
1 stop10h 10m
$564
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Fri 10/9
2:13 pm-12:01 pm
2 stops23h 48m
Oakland
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$669
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Fri 10/9
11:55 am-8:05 pm
1 stop10h 10m
Oakland
Mon 10/12
1:20 pm-10:55 pm
2 stops7h 35m
$690
HarlingenOakland
HRL Harlingen Valley Intl - OAK Oakland
HRLOAK
Harlingen Valley Intl
Sat 11/14
2:18 pm-10:02 pm
2 stops9h 44m
Oakland
Fri 12/4
12:34 pm-1:32 pm
2 stops22h 58m
$1,092
Sorted by cheapest first
Compare providers for flights from Harlingen to Oakland
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 Oakland in September.
| 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-Oakland, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Oakland, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Oakland, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-Oakland, California 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-Oakland, California 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 Oakland
Have a flexible travel schedule? Discover the best time to fly to Oakland from Harlingen with our price prediction graph.
HRL-OAK
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 Oakland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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