$69 Cheap Flights from Raleigh (RDU) to San Diego (SAN)

View $69 flight on Mon, Dec 15, 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to San Diego Intl. Airport (SAN)

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Cheap Flights from Raleigh to San Diego (RDU-SAN)

Prices were available within the past 7 days and start at $69 for one-way flights and $138 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Dec 8 - Mon, Dec 15
RDU
Raleigh
SAN
San Diego
$138 Roundtrip, just found
$138
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Dec 8 from Raleigh to San Diego, returning Mon, Dec 15, priced at $138 just found
Breeze Airways
Tue, Dec 9 - Thu, Dec 11
RDU
Raleigh
SAN
San Diego
$171 Roundtrip, found 1 hour ago
$171
Roundtrip
found 1 hour ago
Select Breeze Airways flight, departing Tue, Dec 9 from Raleigh to San Diego, returning Thu, Dec 11, priced at $171 found 1 hour ago
Breeze Airways
Tue, Dec 9 - Thu, Dec 11
RDU
Raleigh
SAN
San Diego
$176 Roundtrip, found 1 hour ago
$176
Roundtrip
found 1 hour ago
Select Breeze Airways flight, departing Tue, Dec 9 from Raleigh to San Diego, returning Thu, Dec 11, priced at $176 found 1 hour ago
Breeze Airways
Sun, Dec 7 - Mon, Dec 15
RDU
Raleigh
SAN
San Diego
$181 Roundtrip, found 2 hours ago
$181
Roundtrip
found 2 hours ago
Select Breeze Airways flight, departing Sun, Dec 7 from Raleigh to San Diego, returning Mon, Dec 15, priced at $181 found 2 hours ago
Breeze Airways
Sun, Dec 7 - Mon, Dec 15
RDU
Raleigh
SAN
San Diego
$186 Roundtrip, found 2 hours ago
$186
Roundtrip
found 2 hours ago
Select Breeze Airways flight, departing Sun, Dec 7 from Raleigh to San Diego, returning Mon, Dec 15, priced at $186 found 2 hours ago
Frontier Airlines
Thu, Nov 13 - Tue, Nov 18
RDU
Raleigh
SAN
San Diego
$192 Roundtrip, found 8 hours ago
$192
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Raleigh to San Diego, returning Tue, Nov 18, priced at $192 found 8 hours ago
Southwest Airlines
Sat, Dec 6 - Mon, Dec 15
RDU
Raleigh
SAN
San Diego
$193 Roundtrip, just found
$193
Roundtrip
just found
Select Southwest Airlines flight, departing Sat, Dec 6 from Raleigh to San Diego, returning Mon, Dec 15, priced at $193 just found
Frontier Airlines
Fri, Oct 31 - Sun, Nov 9
RDU
Raleigh
SAN
San Diego
$196 Roundtrip, just found
$196
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Oct 31 from Raleigh to San Diego, returning Sun, Nov 9, priced at $196 just found
United
Tue, Nov 4 - Sat, Nov 8
RDU
Raleigh
SAN
San Diego
$208 Roundtrip, found 11 hours ago
$208
Roundtrip
found 11 hours ago
Select United flight, departing Tue, Nov 4 from Raleigh to San Diego, returning Sat, Nov 8, priced at $208 found 11 hours ago
Alaska Airlines
Sat, Nov 15 - Mon, Nov 24
RDU
Raleigh
SAN
San Diego
$277 Roundtrip, just found
$277
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Nov 15 from Raleigh to San Diego, returning Mon, Nov 24, priced at $277 just found

Find the cheapest month to fly from Raleigh (RDU) to San Diego (SAN)

February is typically the cheapest month to fly

From $140 - $416 per traveler.

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $571
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $571
Select flight to McClellan-Palomar CLD. Average driving time to city center is 38 minutes. Flights from $337
CLD
McClellan-Palomar
Average driving time to city center38 min
Flights from $337

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight from $69 or cheap return flight from $138 from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN)?
Planning your getaway for December may help you find better deals, as it's the cheapest month for flights between RDU and SAN. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN)?
To find the cheapest airline that'll fly you from RDU to SAN, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN)?
You'll have to take a flight with a layover if you're traveling from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from RDU to SAN?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from RDU to SAN?
With 84% of journeys typically arriving as scheduled, Breeze Airways has the best on-time performance for direct flights from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN). To check your flight status and get notified about any changes, simply head to the Expedia App.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN)?
Opt for a flight from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN) that takes off before 3 PM to reduce the risk of delays and 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 Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN) last-minute?
Waiting until just before your departure to book a flight from RDU to SAN generally means paying more. While you may come across some last-minute discounts, they're not always guaranteed. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a RDU to SAN flight and hotel package?
You can save money by securing a RDU 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 simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to San Diego Intl. Airport (SAN)?
In most cases, you're able to cancel or reschedule your RDU to SAN flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Breeze Airways, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$138
Distance
2188 mi
Average flight time
5 hours 53 mins

Book with confidence

Raleigh to San Diego Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Raleigh 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 Raleigh 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 Raleigh to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $69 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 Raleigh 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 Raleigh 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.

 

Raleigh to San Diego Flights

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*Available to One Key members.