$538 Cheap Flights from Riga (RIX) to San Diego (SAN)

View $538 flight on Thu, Jun 12, 2025Opens in a new window

Popular airlines from Riga International Airport (RIX) to San Diego Intl. Airport (SAN)

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Cheap Flights from Riga to San Diego (RIX-SAN)

Prices were available within the past 7 days and start at $538 for one-way flights and $891 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Fri, May 16 - Mon, May 19
RIX
Riga
SAN
San Diego
$891 Roundtrip, found 2 days ago
$891
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Fri, May 16 from Riga to San Diego, returning Mon, May 19, priced at $891 found 2 days ago
Scandinavian Airlines
Fri, May 16 - Sun, May 18
RIX
Riga
SAN
San Diego
$931 Roundtrip, found 2 days ago
$931
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Fri, May 16 from Riga to San Diego, returning Sun, May 18, priced at $931 found 2 days ago
Lufthansa
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$934 Roundtrip, found 2 days ago
$934
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $934 found 2 days ago
Air Baltic
Sat, May 3 - Sat, May 10
RIX
Riga
SAN
San Diego
$940 Roundtrip, found 1 day ago
$940
Roundtrip
found 1 day ago
Select Air Baltic flight, departing Sat, May 3 from Riga to San Diego, returning Sat, May 10, priced at $940 found 1 day ago
Air Baltic
Sat, May 3 - Sat, May 10
RIX
Riga
SAN
San Diego
$950 Roundtrip, found 1 day ago
$950
Roundtrip
found 1 day ago
Select Air Baltic flight, departing Sat, May 3 from Riga to San Diego, returning Sat, May 10, priced at $950 found 1 day ago
Lufthansa
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$953 Roundtrip, found 2 days ago
$953
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $953 found 2 days ago
Lufthansa
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$955 Roundtrip, found 2 days ago
$955
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $955 found 2 days ago
United
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$957 Roundtrip, found 2 days ago
$957
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $957 found 2 days ago
Lufthansa
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$960 Roundtrip, found 2 days ago
$960
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $960 found 2 days ago
Lufthansa
Wed, May 14 - Sun, May 18
RIX
Riga
SAN
San Diego
$968 Roundtrip, found 2 days ago
$968
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, May 14 from Riga to San Diego, returning Sun, May 18, priced at $968 found 2 days ago
Flights from Riga (RIX) to San Diego (SAN)
Origin airport
Riga Intl.
Destination airport
San Diego Intl.
Airlines serving
Air Canada, Air France, Austrian Airlines, British Airways, Delta, Finnair, KLM, Lufthansa, Swiss International Air Lines, United
Roundtrip price
$890
Distance
5839 mi

Riga to San Diego Flights

The cheapest times to fly from Riga to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Riga to San Diego are during the month of May. You can find some of the cheapest flights from Riga to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Riga to San Diego

Sunday is one of the best days to book for cheap flights from Riga to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Riga to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Riga to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $538 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Riga to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Riga to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN) cost?
Discover the latest flight deals from RIX to SAN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from RIX to SAN?
The cheapest flights from RIX to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from RIX to SAN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from RIX to SAN. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN)?
You’ll have to hop on a flight with a layover if you’re traveling from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from RIX to SAN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN)?
Select a flight from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN) last-minute?
Holding off until right before your break to book a ticket from RIX to SAN generally means paying more. While it’s possible to find some last-minute offers, they aren’t always guaranteed. Keep your travel schedule open for the best chance of landing a bargain.
Is it cheaper to book a RIX to SAN flight and hotel package?
You can save money by securing a RIX to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one convenient place. Once you’ve selected your preferred flights and accommodations, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Riga Intl. Airport (RIX) to San Diego Intl. Airport (SAN)?
If you reserved your RIX to SAN flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.