Direct (nonstop) flights from San Diego to Washington
1 airline flys nonstop from San Diego International Airport (SAN) to Ronald Reagan Washington National (DCA). It's 2,275 miles (3,662 km), about 5h 18m in the air. Operated by Alaska Airlines.
Alaska Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AS
Alaska Airlines
Alternative Routes
Other ways to fly from San Diego to Washington with one stop · direct emits 385 kg CO₂ per passenger
Looking for the return flight?
DCA → SAN: Flights from Washington to San DiegoOther direct flights from San Diego
Direct flights from Washington (DCA)
Frequently Asked Questions
How long is the direct flight from San Diego to Washington?
A nonstop flight from San Diego (SAN) to Washington (DCA) takes approximately 5 hours and 18 minutes. The distance is 2,275 miles (3,662 km).
Which airlines fly nonstop from San Diego to Washington?
Just Alaska Airlines.
Is there a nonstop flight from San Diego to Washington?
Yes. 1 airline: Alaska Airlines.
How far is San Diego from Washington?
The flight distance from San Diego to Washington is 2,275 miles (3,662 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What type of aircraft flies from San Diego to Washington?
At 5h 18m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from San Diego to Washington?
Roughly 385 kg CO2 per passenger one-way. That's about the same as driving 1,925 km.
Is the return flight from Washington to San Diego also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from San Diego to Washington?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at San Diego International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.