Cheap flights from Riga to San Diego

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San Diego flight facts

What you need to know

What are the cheapest airlines?

  • Ryanair
  • Wizz Air
  • Lufthansa

These airlines usually offer the cheapest flights from Riga to San Diego.

What airlines fly indirectly?

  • Air France
  • British Airways
  • KLM

These airlines fly from Riga to San Diego, but you’ll have at least one layover.

How long is the flight?

15 hours

This is the shortest flight time from Riga to San Diego.

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Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the Riga/San Diego route. There are around 35 flights on any given week from the UK to San Diego and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.

How to get cheap flights from Riga to San Diego

Tips and advice from our flight experts

You've searched for flights from Riga to San Diego. We've found 25 flights and compared them to give you the best offer. Ryanair is, on average, the cheapest for this route, so look out for them. The cheapest offer we've found is a one-way ticket for £46 from Riga to San Diego on 30/03/2026 at 21:15.

We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 15 airlines that operate the 9,000 km flight from Riga to San Diego.

To find the best offers, book in advance or consider last-minute deals. Look for flights in the off-peak season. Ryanair is a popular, budget-friendly option for this route, with an average duration of 15 hours. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to book everything at once, saving time and money.