Cheap flights from Washington Dulles to San Diego International

Compare Washington Dulles to San Diego International flight deals

Find the cheapest month or even day of the year to fly to San Diego International

Book the best San Diego International fare with no extra fees

Flight deals from Washington Dulles to San Diego International

Looking for a cheap last-minute deal or the best round-trip flight from Washington Dulles to San Diego International? Find the lowest prices on one-way and round-trip tickets right here.

San Diego.C$372 per passenger.Departing Sun, May 19, returning Wed, May 22.Round-trip flight with United.Outbound direct flight with United departing from Washington Dulles on Sun, May 19, arriving in San Diego International.Inbound direct flight with United departing from San Diego International on Wed, May 22, arriving in Washington Dulles.Price includes taxes and charges.From C$372, select.

San Diego.C$372 per passenger.Departing Tue, May 28, returning Mon, Jun 3.Round-trip flight with United.Outbound direct flight with United departing from Washington Dulles on Tue, May 28, arriving in San Diego International.Inbound direct flight with United departing from San Diego International on Mon, Jun 3, arriving in Washington Dulles.Price includes taxes and charges.From C$372, select.

San Diego.C$393 per passenger.Departing Wed, Sep 18, returning Sat, Sep 21.Round-trip flight with Alaska Airlines.Outbound direct flight with Alaska Airlines departing from Washington Dulles on Wed, Sep 18, arriving in San Diego International.Inbound direct flight with Alaska Airlines departing from San Diego International on Sat, Sep 21, arriving in Washington Dulles.Price includes taxes and charges.From C$393, select.

San Diego.C$393 per passenger.Departing Thu, Aug 8, returning Fri, Aug 16.Round-trip flight with United.Outbound direct flight with United departing from Washington Dulles on Thu, Aug 8, arriving in San Diego International.Inbound direct flight with United departing from San Diego International on Fri, Aug 16, arriving in Washington Dulles.Price includes taxes and charges.From C$393, select.

Stay one step ahead. Find the best value travel with the latest deals, tips and news.

Find the cheapest month to fly from Washington Dulles to San Diego International

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

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Direct flights from Washington Dulles to San Diego International

Washington Dulles to San Diego International: Alternative routes

Compare routes from Washington Dulles to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

Washington, D.C. to San Diego: Flight information

The things to know before you go.

Cheapest flight found	C$372
Cheapest month to fly	May
Average flight time	5 hrs, 20 mins
Most popular airline	United
Average flights per week	61

Finding cheap flights from Washington Dulles to San Diego International: Frequently asked questions

: The best price we found for a round-trip flight from Washington Dulles to San Diego International is C$372. 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.
: 5 hours and 20 minutes is the average flight time from Washington Dulles to San Diego International.
: United, Qatar Airways and Ethiopian Airlines fly direct from Washington Dulles to San Diego International.
: There are 61 flights per week flying from Washington Dulles to San Diego International, as of April 2024.
: The cheapest month to fly from Washington Dulles to San Diego International is usually May.
: After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to San Diego International Airport on Tuesday, May 28, 2024.
: Yes – the average flight time is 5 hours and 20 minutes.
: 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 International 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 International is around 40 days in advance, so don’t leave your flight to the last minute.
: Currently, United offers the cheapest flight tickets to San Diego International.

How to find cheap flights to San Diego (SAN) from Washington, D.C. (IAD) in 2024

Looking for cheap tickets from Washington Dulles to San Diego International? Round-trip tickets start from C$372 and one-way flights to San Diego International from Washington Dulles start from C$175

Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit "search." From American Airlines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Washington Dulles to San Diego. And with us, there are no hidden fees – what you see is what you pay.
Compare flight deals to San Diego from Washington, D.C. from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to San Diego start from C$175 one-way.
Flex your dates to find the best IAD–SAN ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to San Diego International from Washington Dulles.
Set up a Price Alert. You can easily track the fare of your cheap Washington Dulles-San Diego flights 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.
Fly without stops. Only interested in direct flights between Washington Dulles and San Diego International? Make sure to check "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results. Airlines that fly direct include: United
Qatar Airways
Ethiopian Airlines
Brussels Airlines
Austrian Airlines
Alaska Airlines
American Airlines
Find the cheapest Business class flights from Washington Dulles and San Diego International. We scour the Internet for the best Business, Premium Economy and First Class flight fares to San Diego, too. Check the difference in price as you search – you might just chance upon a last-minute deal. Note that not all cabin classes are available for every destination or airline.
Flexible on when you travel? The cheapest month to fly from Washington Dulles to San Diego International is May.
Include nearby airports in your search. Widen your search for Washington Dulles to San Diego International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Washington Dulles and San Diego International whenever you want.

Combine your flight to San Diego International from Washington Dulles with hotels and car rental

Once you've secured your cheap flight ticket from Washington Dulles to San Diego International, discover the best prices and exclusive rates for hotels in San Diego or nearby. You can also compare hundreds of car rental companies all at once so you get the best car rental price for your trip.

Plan the rest of your trip from Washington, D.C. to San Diego

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