$297+ Cheap flights from Harlingen, TX to San Diego (HRL - SAN)

For as low as $297, United Airlines can have you in San Diego from Harlingen, Texas in 5h 47m. There are 1255 mi between Harlingen, Texas and San Diego. Both multi-stop and nonstop flights can be found to your destination and back.

Cheapflights users have booked flights from Harlingen, Texas to San Diego round-trip from $179. Other airlines that can offer you cheap pricing are United Airlines, from $208, and American Airlines, from $277. You may be able to fly from Harlingen, Texas to San Diego for 52% less than the average price by searching for these airlines.

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

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

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

Currently, June is the cheapest month in which you can book a flight from Harlingen, Texas to San Diego (average of $166). Flying from Harlingen, Texas to San Diego in March is currently the most expensive (average of $288). 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.