291 € Cheap Flights from Westchester County to San Diego

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Flight deals from Westchester County Airport to San Diego

Looking for a cheap last-minute deal or the best return flight from Westchester County Airport to San Diego? If you want to travel next month, return fares start from 385 €. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Westchester County to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Westchester County to San Diego flights are currently cheapest in November.

Alternative Westchester County to San Diego routes

Looking for the cheapest, fastest or easiest route from Westchester County to San Diego? You could fly into the following airports instead.

White Plains to San Diego: Flight information

The things to know before you go.
Cheapest flight found291 €
Cheapest month to flyNovember

Finding cheap flights from Westchester County to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Westchester County to San Diego is 291 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Westchester County to San Diego. But we found flights with one or more stops from 291 €.
As of November 2025, there are no flights flying from Westchester County to San Diego.
The cheapest month to fly from Westchester County to San Diego is usually November.
If you're flying from Westchester County Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from 291 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Westchester County Airport to San Diego on Friday, 14 November 2025.
No airlines currently offer direct flights between Westchester County Airport and San Diego. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In November, the average temperature is usually around 16°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Delta offers the cheapest flight tickets to San Diego.

Travelling from Westchester County Airport (HPN) to San Diego: what you need to know

  • The timezone in San Diego is UTC-7. The city is three hours behind White Plains, where Westchester County Airport is located.

  • For a smooth journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. That way, you can comfortably catch your HPN to San Diego flight.

  • Delays at check-in and security are more likely if you're heading away during high season, so give yourself some extra breathing space. A good rule of thumb for peak times? Arrive up to four hours early for international flights and two hours for domestic departures.

  • HPN is roughly 11 kilometres from central White Plains. To work out how to get there, use Google Maps. This essential traveller tool will show you the best route and available public transport options.

  • 74.52% of flights that take off from Westchester County Airport reach their destination on time.

  • You'll find HPN at 240 Airport Road, Suite 202.

How to find the cheapest flights from Westchester County Airport (HPN) to San Diego

  • 292 € is the lowest price we've seen for a one-way Westchester County Airport to San Diego flight. A return ticket right now is 291 €. Depending on the availability and when you book, these fares may change.

  • To pick up cheap flights from HPN to San Diego, book in advance. Airlines usually offer lower prices when tickets first go on sale.

  • The 'Whole month' tool will show you the cheapest tickets from Westchester County Airport to San Diego throughout the entire month. It's an easy way to find a bargain if your travel dates aren't set in stone.

  • Picking up a cheap flight from HPN to San Diego is easy with Price Alerts. All you need to do is create one of these automatic notifications and we'll let you know when a deal gets even better.

  • Choose your preferred arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from Westchester County Airport to San Diego by 'Best,' 'Fastest' or 'Cheapest.'

Airports in San Diego

San Diego International Airport (SAN)

  • San Diego International Airport (SAN) is around 5 kilometres from central San Diego. If you're getting a cab or a ride-share, the drive takes about 10 minutes.

  • Getting there on public transport takes about 20 minutes.

  • The last thing you need is a long journey to your hotel if you're landing late on a flight from Westchester County Airport to San Diego. Book one of these accommodation options near SAN instead:

  • Grab a San Diego International Airport rental car and explore San Diego and beyond with your own wheels. Thrifty, Dollar and Budget are leading providers to choose from here.

  • To lock in the lowest price, book your vehicle from San Diego International Airport about two weeks in advance of your flight from HPN to San Diego.

  • You'll find SAN at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • Central San Diego is located around 56 kilometres from McClellan-Palomar Airport (CLD). Once your flight from Westchester County Airport to San Diego has landed and you've navigated your way to arrivals, the drive should take about 40 minutes.

  • If you travel by public transport, you'll get to the city centre in 2 hours 15 minutes or so.

  • Hang up the 'Do not disturb' sign and relax at a hotel near CLD. Here are a few options where you can put your feet up after your HPN to San Diego flight:

  • Forget about inconvenient public transport timetables or long cab lines. Pick up a McClellan-Palomar Airport rental car and let the journey unfold your way. Compare offers from Budget, Hertz and Avis.

  • Generally speaking, the sooner you book, the better the deals and choice of vehicles. Reserve your ride from CLD the moment you know your dates.

Best time to go to San Diego

  • Before booking your flights from Westchester County Airport to San Diego, consider which time of year works best for you. High season in San Diego offers a bustling atmosphere and plenty of things to do, while low season brings cheaper deals on hotels and smaller crowds.

  • Lock in a Westchester County Airport to San Diego plane ticket with a departure in August if you want to explore the city during its warmest month. You can expect temperatures to range from 17ºC (63ºF) to 28ºC (82ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from HPN to San Diego in February when temperatures average between 7ºC (45ºF) and 23ºC (73ºF).

More about San Diego

  • Once you've booked your flight from Westchester County Airport to San Diego, choose a hotel that puts you right where the action is. Make one of these accommodation options your base for exploring San Diego:

  • USS Midway Museum and San Diego Zoo are a couple of top attractions to add to your San Diego to-do list. Continue your sightseeing adventures at SeaWorld San Diego.

Explore more of United States

  • Los Angeles is just one of the many cities in United States waiting to be discovered after you've seen San Diego. Around 177 kilometres away to the north-west, its best attractions include Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Phoenix is another essential stop in United States and is around 483 kilometres east of San Diego. No journey is complete without a visit to Desert Botanical Garden, Heard Museum and Papago Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.