Direct (nonstop) flights from San Diego to Dulles
2 airlines fly nonstop from San Diego International Airport (SAN) to Washington Dulles International (IAD). It's 2,254 miles (3,627 km), about 5h 2m in the air. Operated by Alaska Airlines, United Airlines.
Alaska Airlines
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AS
Alaska Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from San Diego to Dulles with one stop · direct emits 381 kg CO₂ per passenger
Looking for the return flight?
IAD → SAN: Flights from Dulles to San DiegoOther direct flights from San Diego
Direct flights from Dulles (IAD)
Frequently Asked Questions
How long is the direct flight from San Diego to Dulles?
A nonstop flight from San Diego (SAN) to Dulles (IAD) takes approximately 5 hours and 2 minutes. The distance is 2,254 miles (3,627 km).
Which airlines fly nonstop from San Diego to Dulles?
2 airlines: Alaska Airlines, United Airlines.
Is there a nonstop flight from San Diego to Dulles?
Yes. 2 airlines: Alaska Airlines, United Airlines.
How far is San Diego from Dulles?
The flight distance from San Diego to Dulles is 2,254 miles (3,627 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 Dulles?
At 5h 2m, 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 Dulles?
Roughly 381 kg CO2 per passenger one-way. That's about the same as driving 1,905 km.
Is the return flight from Dulles 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 Dulles?
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.