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$328+ Cheap flights from Harlingen, TX 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — OAK
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Find flight deals from Harlingen to Oakland

Cheapest flights from Harlingen to Oakland
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 November 17, 2025.

This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:40 amHRL - OAK
1 stop9h 25mSouthwest
Wed 12/106:55 amOAK - HRL
1 stop8h 10mSouthwest
Deal found 11/17$328
This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:40 pmHRL - OAK
2 stops9h 25mSouthwest
Sun 12/2812:30 pmOAK - HRL
2 stops8h 20mSouthwest
Deal found 11/17$489
This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/209:45 amHRL - OAK
1 stop10h 35mSouthwest
Sun 12/2812:30 pmOAK - HRL
2 stops8h 20mSouthwest
Deal found 11/17$490
This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/213:35 pmHRL - OAK
1 stop8h 25mSouthwest
Sat 11/295:25 amOAK - HRL
1 stop8h 15mSouthwest
Deal found 11/17$587
This Southwest deal was found by Cheapflights users on 11/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/213:35 pmHRL - OAK
1 stop8h 25mSouthwest
Sun 11/304:05 pmOAK - HRL
1 stop5h 50mSouthwest
Deal found 11/17$594

Cheap 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 November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$340
(Southwest)

Popular in

April

Cheapest in

October

Average price

$326
Provider with most accurate pricing for Harlingen Valley Intl-Oakland flight deals.
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Provider most trusted by Cheapflights users for Harlingen Valley Intl-Oakland flights.
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From Harlingen Valley Intl to Oakland
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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 November 17, 2025.
Use the filters below to find and compare flights from Harlingen to Oakland that are best for you.

Fly from

Harlingen

Fly to

Oakland

Route

Depart

Return

Price

HarlingenOakland

HRL - OAK

HRLOAK

Harlingen Valley Intl

Sun 3/29

5:30 am-2:25 pm

1 stop10h 55m

Oakland

Tue 4/7

5:45 am-4:00 pm

2 stops8h 15m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

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 November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Harlingen, Texas-Oakland, California flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harlingen, Texas-Oakland, California flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-Oakland, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Harlingen, Texas-Oakland, California flights, Cheapflights users trust eDreams the most. eDreams 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, Texas-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.
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.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to Oakland

What is the cheapest month to book a flight from Harlingen, Texas to Oakland, California?

Currently, October is the cheapest month in which you can book a flight from Harlingen, Texas to Oakland, California (average of $123). Flying from Harlingen, Texas to Oakland, California in March is currently the most expensive (average of $334). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • How long is the flight from Harlingen, Texas to Oakland, California?

    There are many flights that can get you from Harlingen, Texas to Oakland, California in 10h 55m. Fly via Southwest to get the fastest option. Harlingen, Texas and Oakland, California are separated by a distance of 1635 mi.

  • Can I find deals for flights from Harlingen to Oakland that include hotel bookings?

    Yes. In addition to deals on Harlingen to Oakland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Oakland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Oakland.

  • Can I find deals for business class flights from Harlingen to Oakland?

    Yes. Cheapflights offers flight deals from Harlingen to Oakland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Harlingen, Texas to Oakland, California?

    Currently, October is the cheapest month in which you can book a flight from Harlingen, Texas to Oakland, California (average of $123). Flying from Harlingen, Texas to Oakland, California in March is currently the most expensive (average of $334). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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