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Fast facts on flights from San Diego

Closest airportsSan Diego International, McClellan – Palomar
Cheapest route foundSan Diego - Phoenix, $409
Cheapest month to flyApril
Most popular airlineSouthwest Airlines
Most popular destinationNew York

The best flight deals leaving from San Diego soon

Looking for a cheap last-minute deal or the best roundtrip flight from San Diego? If you want to travel from San Diego next month, roundtrip fares start from $817. Find the lowest prices on one-way and roundtrip tickets right here.
Phoenix.$817 per passenger.Departing Sat, May 2, returning Tue, May 5.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from San Diego International on Sat, May 2, arriving in Phoenix Sky Harbor.Inbound direct flight with Frontier Airlines departing from Phoenix Sky Harbor on Tue, May 5, arriving in San Diego International.Price includes taxes and charges.From $817, select.
Calgary.$4,062 per passenger.Departing Wed, May 27, returning Fri, May 29.Round-trip flight with WestJet.Outbound direct flight with WestJet departing from San Diego International on Wed, May 27, arriving in Calgary.Inbound direct flight with WestJet departing from Calgary on Fri, May 29, arriving in San Diego International.Price includes taxes and charges.From $4,062, select.
San Juan.$4,703 per passenger.Departing Sat, May 2, returning Thu, May 7.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Sat, May 2, arriving in San Juan Luis Munoz Marin.Inbound indirect flight with Frontier Airlines, departing from San Juan Luis Munoz Marin on Thu, May 7, arriving in San Diego International.Price includes taxes and charges.From $4,703, select.
Saint Thomas.$5,525 per passenger.Departing Sun, Apr 19, returning Thu, Apr 23.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from San Diego International on Sun, Apr 19, arriving in Cyril E. King.Inbound indirect flight with Delta, departing from Cyril E. King on Thu, Apr 23, arriving in San Diego International.Price includes taxes and charges.From $5,525, select.
Cancun.$5,778 per passenger.Departing Fri, Apr 10, returning Sat, Apr 18.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Fri, Apr 10, arriving in Cancun.Inbound indirect flight with Frontier Airlines, departing from Cancun on Sat, Apr 18, arriving in San Diego International.Price includes taxes and charges.From $5,778, select.
San José del Cabo.$6,170 per passenger.Departing Wed, May 6, returning Wed, May 13.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from San Diego International on Wed, May 6, arriving in Los Cabos International.Inbound direct flight with Alaska Airlines departing from Los Cabos International on Wed, May 13, arriving in San Diego International.Price includes taxes and charges.From $6,170, select.
Bogota.$6,235 per passenger.Departing Sun, Apr 19, returning Fri, Apr 24.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from San Diego International on Sun, Apr 19, arriving in Bogota.Inbound indirect flight with Copa, departing from Bogota on Fri, Apr 24, arriving in San Diego International.Price includes taxes and charges.From $6,235, select.
San Jose.$6,305 per passenger.Departing Mon, Jun 1, returning Mon, Jun 8.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from San Diego International on Mon, Jun 1, arriving in San Jose Juan Santamaria.Inbound indirect flight with Copa, departing from San Jose Juan Santamaria on Mon, Jun 8, arriving in San Diego International.Price includes taxes and charges.From $6,305, select.
Quito.$6,763 per passenger.Departing Fri, Apr 24, returning Fri, May 1.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from San Diego International on Fri, Apr 24, arriving in Mariscal Sucre Quito International.Inbound indirect flight with Copa, departing from Mariscal Sucre Quito International on Fri, May 1, arriving in San Diego International.Price includes taxes and charges.From $6,763, select.
Montego Bay.$6,966 per passenger.Departing Sat, Apr 25, returning Fri, May 1.Round-trip flight with United.Outbound indirect flight with United, departing from San Diego International on Sat, Apr 25, arriving in Montego Bay.Inbound indirect flight with United, departing from Montego Bay on Fri, May 1, arriving in San Diego International.Price includes taxes and charges.From $6,966, select.
Punta Cana.$7,276 per passenger.Departing Tue, Apr 28, returning Tue, May 5.Round-trip flight with Frontier Airlines and Arajet.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Tue, Apr 28, arriving in Punta Cana.Inbound indirect flight with Arajet, departing from Punta Cana on Tue, May 5, arriving in San Diego International.Price includes taxes and charges.From $7,276, select.
Willemstad.$7,611 per passenger.Departing Fri, Apr 24, returning Thu, Apr 30.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from San Diego International on Fri, Apr 24, arriving in Curacao.Inbound indirect flight with Delta, departing from Curacao on Thu, Apr 30, arriving in San Diego International.Price includes taxes and charges.From $7,611, select.
Guatemala City.$7,700 per passenger.Departing Wed, Apr 22, returning Thu, Apr 30.Round-trip flight with Frontier Airlines and Avianca.Outbound indirect flight with Frontier Airlines, departing from San Diego International on Wed, Apr 22, arriving in Guatemala City.Inbound indirect flight with Avianca, departing from Guatemala City on Thu, Apr 30, arriving in San Diego International.Price includes taxes and charges.From $7,700, select.
George Town.$8,052 per passenger.Departing Sun, Apr 26, returning Thu, Aug 20.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from San Diego International on Sun, Apr 26, arriving in Owen Roberts International.Inbound indirect flight with Delta, departing from Owen Roberts International on Thu, Aug 20, arriving in San Diego International.Price includes taxes and charges.From $8,052, select.
Philipsburg.$8,183 per passenger.Departing Sat, Jun 6, returning Fri, Jun 12.Round-trip flight with United.Outbound indirect flight with United, departing from San Diego International on Sat, Jun 6, arriving in St Maarten.Inbound indirect flight with United, departing from St Maarten on Fri, Jun 12, arriving in San Diego International.Price includes taxes and charges.From $8,183, select.
Nassau.$8,505 per passenger.Departing Thu, May 7, returning Tue, May 12.Round-trip flight with United.Outbound indirect flight with United, departing from San Diego International on Thu, May 7, arriving in Nassau International.Inbound indirect flight with United, departing from Nassau International on Tue, May 12, arriving in San Diego International.Price includes taxes and charges.From $8,505, select.
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Booking flights from San Diego: Frequently Asked Questions

The best price we found for a round-trip flight from San Diego to Phoenix is $817. 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.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly out of San Diego is Saturday, May 2, 2026, to Phoenix Sky Harbor.
It's easy with us. Look for cheap flights and flight offers from San Diego to anywhere using Everywhere search – it'll show you the lowest fares for your chosen time period.

You can also set up Price Alerts for flights you'd like to keep an eye on. We'll let you know when a particular fare from San Diego goes up or down so you can book when it's cheapest.
Sure – our flight search allows you to check for outbound flights from San Diego International Airport departing the very same day. But if you want the cheapest fare, we recommend you book around 30 days before departure. On average, this is the time when fares are cheaper.
Of course! Just select "one way" when you search with us. And here's an extra tip: Sometimes, searching for a one-way ticket from San Diego, and another one-way back home, can yield cheaper tickets than a round-trip fare with an airline.
It's best to arrive at the airport at least 2 hours before the time of your flight departure, so you have enough time to check in any luggage, clear security and find your gate.
The cheapest flight from San Diego we've found in the next 1 year is to Phoenix Sky Harbor for $817. It departs from San Diego International Airport on Saturday, May 2, 2026. There are also cheap flights from San Diego to Calgary for $4,062 and San Juan Luis Munoz Marin for $4,703.

How to find cheap flights from San Diego

Looking for cheap tickets from San Diego? Whether you are flying one-way or round-trip, here are a few tips on how to score the best price and make your flight journey as smooth as possible.

  • Enter your destination and hit "Search." We've compared flights from all major airlines and online travel agents to find the cheapest plane tickets from San Diego. And with us there are no hidden fees – what you see is what you pay.
  • Search flights everywhere. Not sure about the destination just yet? You can easily browse available places to travel to from San Diego by searching flights to "Everywhere."
  • Flex your dates to secure the best fares for your flight from San Diego. If your travel dates are flexible, use Skyscanner's "Whole month" tool to find the cheapest month, and even day, to fly from San Diego.
  • Set up a Price Alert. We price-check with over 1,000 travel companies so you don't have to. You can easily track the price of your tickets from San Diego by creating an alert. Whenever prices go up or down, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Look for direct flights. Only interested in non-stop flights from San Diego? Make sure to tick "Direct flights" when performing a search. If there are direct flights from San Diego available, these will appear in the results.
  • Find the cheapest Business Class flights from San Diego. Check the difference in price of your plane ticket from San Diego when traveling in Economy, Premium Economy, Business or First Class. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for flight deals from San Diego by selecting the "Add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure and destination points and could help you save money.
  • Search for plane tickets on the go. To get the best flight booking experience on the go, download our app and search for cheap plane tickets from San Diego when out and about.

Book a flight from San Diego with extra peace of mind

  • Find flexible flights from San Diego. Your airline might be offering flexible tickets from San Diego, which means you won't lose out if your flight has to be changed or canceled.
  • Add travel cost protection. Make sure you have the right travel insurance before flying from San Diego. That way you can cover the costs of any unexpected events, such as delays or lost luggage.

Combine your flight from San Diego with hotels and car rentals

Once you've secured your plane ticket from San Diego, we will also help you discover the best prices and exclusive rates for hotels in or close to your destination. Compare hundreds of car rental companies in one go so that you get the best car rental deals for your trip.


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