We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Washington to San Diego
Airlines operating on route
Direct Flights from Washington to San Diego
A direct flight is the most convenient and comfortable way to fly from Washington to San Diego, despite the fact that sometimes flights with transfers can cost significantly less.
Schedule of direct flights from Washington to San Diego
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Washington to San Diego:
Washington airports overview
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San Diego airports overview
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Frequently asked questions (FAQ)
Answers to questions about the route that travelers are most interested in.
Special offers and sales on air tickets from Washington to San Diego
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Alternative routes
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Cheapest one way flight
$95
Frontier Airlines
2 layovers
1d 9h 17m
01/07/2026
The cheapest one-way flight from Washington to San Diego departs on 01/07/2026, is operated by Frontier Airlines and costs $95
Cheapest round trip flight
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There is no information about the cheapest roundtrip flight from Washington to San Diego
The fastest flight
7h 46m
Fastest flight from Washington to San Diego takes 7h 46m
Direct flights
No direct flights
There are no direct flights on this route.
Earliest flight
8:59 AM
Latest flight
8:59 AM
Direct flights count
16
Distance
3652km
Timezone difference
3h
The distance between Washington and San Diego is 3652km (2264 miles). There are 16 direct flights from Washington to San Diego. The time difference between Washington and San Diego is 3h. Flights from Washington begin at 8:59 AM. The latest flight from Washington departs at 8:59 AM
December 2025
Lowest price
on average:
$80
Avg Price
Unable to find information about the schedule of direct flights from
The route Washington — San Diego is served by many carriers — 7 in total, including Southwest Airlines, Alaska Airlines, Hawaiian Airlines, United Airlines, Frontier Airlines, JetBlue Airways, and Spirit Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $95) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
How much is the cheapest flight ticket from Washington to San Diego?
The cheapest flight ticket from Washington to San Diego according to data for the last 48 hours costs $95
When is the best time to buy air tickets on the route Washington — San Diego?
Often the best time to buy tickets from Washington to San Diego is 2 months before departure.
When is the cheapest time of year to fly from Washington to San Diego?
Based on statistics over the past years, the lowest prices for flights from Washington to San Diego can be found flying in these months: December.
How long does it take to fly from Washington to San Diego?
The fastest flights from Washington to San Diego start from 7 hours 46 minutes in the air.
Which airline can fly direct from Washington to San Diego?
The following airlines operate direct flights on the route Washington — San Diego: Southwest Airlines, Alaska Airlines, Hawaiian Airlines
We couldn't find any special offers for flights from Washington to San Diego
