- Cheapest roundtrip flight
- from€368
- Fastest outbound flight
- Fastest inbound flight
- non-stop flights
- 20x / week
- Flight distance
- 3,622 km
- Time difference
- Most popular airlines
- United Airlines
- Alaska Airlines
- United Airlines
Flight schedule from Washington DC (IAD) to San Diego (SAN)
Select a travel date in the flight schedule for the route from Washington DC (IAD) to San Diego (SAN) and compare affordable flight deals.
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Matching outbound flightsIAD–SAN · 6 of 6
fromto
dep.arr.
durationstopovers
- Sep 27 – Oct 3, 2026
- October 4 – 10, 2026
- October 11 – 17, 2026
- IADSANnonstop
- IADSANnonstop
- IADSANnonstop
- IADSANnonstop
- IADSANnonstop
- IADSANnonstop
Tips and tricks to help you find cheap flights from Washington DC to San Diego
Favorite airline: United Airlines
98 % of flights booked on the route from Washington DC to San Diego are booked with United Airlines, Alaska Airlines and Delta.
United Airlines
51 %
Alaska Airlines
43 %
Delta
4 %
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from Washington DC to San Diego?
A nonstop flight from Washington DC to San Diego typically takes around 5 hours 38 minutes. This makes the nonstop service the fastest and most convenient way to travel between Washington DC and San Diego. It is worth checking flight times when searching, as they can vary by airline and travel date.
Are there nonstop flights from Washington DC to San Diego?
Yes, there are nonstop flights from Washington DC to San Diego, averaging around 2 to 3 flights per day, operated by, among others, United Airlines and Alaska Airlines. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
Which airlines fly from Washington DC to San Diego?
Direct flights from Washington DC to San Diego are operated by, among others, United Airlines and Alaska Airlines. These flights take you to San Diego nonstop, making them especially practical for short trips or weekend getaways. It is still worth comparing departure times and airline policies, as baggage rules and fees can vary.
On which days are there nonstop flights from Washington DC to San Diego?
Nonstop flights from Washington DC to San Diego operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
How many flights are there per day from Washington DC to San Diego?
On the route from Washington DC to San Diego, there are on average around 2 to 3 flights per day. The number of flights can vary by day of the week and season. If you are flexible with your dates, it is worth comparing several departure days.
How many flights per week are there from Washington DC to San Diego?
On the route from Washington DC to San Diego, there are around 20 to 21 flights per week. The number of flights can vary depending on the season and day of the week. If you have flexibility, it is worth looking at several departure days.
When does the first flight from Washington DC to San Diego depart?
The earliest nonstop flight from Washington DC to San Diego usually departs at 8:30 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in San Diego.
When does the last flight from Washington DC to San Diego depart?
The last nonstop flight from Washington DC to San Diego usually departs at 7:47 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.