$517 Cheap Flights from Santiago Island (RAI) to San Diego (SAN)

View $517 flight on Fri, Jan 30, 2026Opens in a new window

Popular airlines from Santiago Island (RAI-Praia Intl.) to San Diego Intl. Airport (SAN)

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Cheap Flights from Santiago Island to San Diego (RAI-SAN)

Prices were available within the past 7 days and start at $517 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Santiago Island (RAI) to San Diego (SAN)
Origin airport
Praia Intl.
Destination airport
San Diego Intl.
Distance
5873 mi

Santiago Island to San Diego Flights

The cheapest times to fly from Santiago Island 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 Santiago Island to San Diego are during the month of . You can find some of the cheapest flights from Santiago Island to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santiago Island to San Diego

Sunday is one of the best days to book for cheap flights from Santiago Island 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 Santiago Island 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 Santiago Island to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $517 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 Santiago Island 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 Santiago Island 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 Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight from $517 or cheap return flight from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN)?
is the cheapest month to fly from RAI to SAN. Traveling outside of peak seasons is often the key to landing a great deal.
What is the cheapest airline that flies from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from RAI to SAN. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN)?
You'll need to take a flight with a layover when traveling from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from RAI to SAN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a number of factors, such as 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 Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN) route, fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN) last-minute?
Booking your flight from RAI to SAN shortly before your trip is typically more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a RAI to SAN flight and hotel package?
You'll generally save money by securing a RAI to SAN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Praia Intl. Airport (RAI) to San Diego Intl. Airport (SAN)?
In most instances, you can cancel or reschedule your RAI to SAN flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more information, visit our Customer Service portal.

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*Available to One Key members.