$394+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — OAK
Jun 4 — Jun 111
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 Oakland
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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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 6/155:15 am
HRL
- OAK
1 stop6h 15m
Southwest
Sat 6/205:40 am
OAK
- HRL
1 stop7h 55m
Southwest
Deal found 5/4![Southwest logo]()
$394
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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 6/155:15 am
HRL
- OAK
1 stop6h 15m
Southwest
Sat 6/205:40 am
OAK
- HRL
1 stop7h 55m
Southwest
Deal found 5/4![Southwest logo]()
$394
Last-minute flights from Harlingen to OaklandDiscover last-minute flight deals from Harlingen to Oakland. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Oakland. Data last updated May 5, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/4. 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.
Mon 6/155:15 am
HRL
- OAK
1 stop6h 15m
Southwest
Sat 6/205:40 am
OAK
- HRL
1 stop7h 55m
Southwest
Deal found 5/4![Southwest logo]()
$394
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 May 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $394 (Southwest) |
Popular in | April |
Cheapest in | September |
Average price | $363 |
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 2,558,603 searches. Data last updated May 5, 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
Quickest round-trip
HarlingenOakland
HRL - OAK
HRLOAK
Harlingen Valley Intl
Mon 6/15
5:15 am-9:30 am
1 stop6h 15m
Oakland
Sat 6/20
5:40 am-3:35 pm
1 stop7h 55m
$394
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 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-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
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