Cheap Flights from Derby (DCN) to San Diego (SAN)

Popular airlines from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)

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Frequently asked questions

How much does a flight from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN) cost?
Secure a cheap one-way flight or cheap return flight from Derby, WA (DCN-RAAF Curtin) 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 Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between DCN and SAN. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DCN to SAN flight.
How many flights per day from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)?
Direct flights from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DCN to SAN?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a range of factors, such as the carrier 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 Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN) route, travel before 3 PM. Later departures are 22% more likely to be canceled.**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 Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN) last-minute?
Booking your ticket from DCN to SAN shortly before your journey is typically more expensive. But if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a DCN to SAN flight and hotel package?
Compared with arranging hotels and flights separately, booking a DCN to SAN flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of travel planning. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Derby, WA (DCN-RAAF Curtin) to San Diego Intl. Airport (SAN)?
Typically, it's possible to reschedule or cancel your DCN to SAN flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
RAAF Curtin
Destination airport
San Diego Intl.
Distance
8532 mi

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Derby to San Diego Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Derby 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 Derby 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 Derby to San Diego in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Derby 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 Derby 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.

 

Derby to San Diego Flights

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*Available to One Key members.