Dulles (IAD) to San Diego (SAN) flights
An economy award from Dulles (IAD) to San Diego (SAN) starts at 12,500 miles one way with Air Canada Aeroplan on United Airlines, plus taxes and fees from $33.60. Alaska Atmos Rewards, American AAdvantage and 1 more charge the same. 2 airlines fly nonstop from Dulles (IAD) to San Diego (SAN): Alaska Airlines and United Airlines. The two airports are 2,249 miles (3,620 km) apart. Alaska Airlines is in oneworld and United Airlines is in Star Alliance. There are also 47 ways to fly it with one stop, through Cincinnati, Saint Louis and Albuquerque and more.
How many miles IAD to SAN costs
Economy, one way, on the nonstop flights, from the Award Flight Pricer's award charts. Ranges run off-peak to peak; "from" is the floor of a dynamic price.
| Program | Economy | Taxes and fees |
|---|---|---|
| Air Canada AeroplanOn United Airlines | 12,500 | $33.60 |
| Alaska Atmos RewardsOn Alaska Airlines | 12,500 | $5.60 |
| American AAdvantageOn Alaska Airlines | 12,500 | $5.60 |
| Avianca LifeMilesOn United Airlines | 12,500 | $30.60 |
| Iberia ClubOn Alaska Airlines | 13,000 | $5.60 |
| ANA Mileage ClubOn United Airlines | 15,000 | $5.60 |
| Cathay Pacific Asia MilesOn Alaska Airlines | 15,000 | $5.60 |
| Singapore Airlines KrisFlyerOn United Airlines | 15,000 | $5.60 |
| Turkish Airlines Miles&SmilesOn United Airlines | 15,000 | $5.60–45.60 |
| Qatar Airways Privilege ClubOn Alaska Airlines | 16,000 | $5.60 |
| Finnair PlusOn Alaska Airlines | 17,500 | $5.60 |
| Thai Royal Orchid PlusOn United Airlines | 17,500 | $5.60 |
Business and first class prices, and 7 more programs, are in the Award Flight Pricer. Chart prices need award space on your date, so search it before you transfer points.
Compare every program in the Award Flight PricerAirlines flying nonstop from IAD to SAN
- Alaska Airlinesoneworld · bookable with 9 programsWho books it
- United AirlinesStar Alliance · bookable with 13 programsWho books it
Book IAD to SAN with points
Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.
- Air Canada AeroplanBooks United Airlines
- Air New Zealand AirpointsBooks United Airlines
- Alaska Atmos RewardsBooks Alaska Airlines
- American AAdvantageBooks Alaska Airlines
- ANA Mileage ClubBooks United Airlines
- Avianca LifeMilesBooks United Airlines
- British Airways ClubBooks Alaska Airlines
- Cathay Pacific Asia MilesBooks Alaska Airlines
- Emirates SkywardsBooks United Airlines
- EVA Air Infinity MileageLandsBooks United Airlines
- Finnair PlusBooks Alaska Airlines
- Iberia ClubBooks Alaska Airlines
- JAL Mileage BankBooks Alaska Airlines
- JetBlue TrueBlueBooks United Airlines
- Lufthansa Miles & MoreBooks United Airlines
- Qantas Frequent FlyerBooks Alaska Airlines
- Qatar Airways Privilege ClubBooks Alaska Airlines
- Singapore Airlines KrisFlyerBooks United Airlines
- TAP Miles&GoBooks United Airlines
- Thai Royal Orchid PlusBooks United Airlines
- Turkish Airlines Miles&SmilesBooks United Airlines
- United MileagePlusBooks United Airlines
IAD to SAN with one stop
47 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Cincinnati (CVG)United Airlines, then Breeze Airways
- Via Saint Louis (STL)United Airlines, then Southwest Airlines
- Via Albuquerque (ABQ)United Airlines, then Southwest Airlines
- Via Indianapolis (IND)United Airlines, then Southwest Airlines
- Via Kansas City (MCI)United Airlines, then Southwest Airlines
- Via Phoenix (PHX)United Airlines, then American Airlines, Southwest Airlines and 2 more
+1
- Via Columbus (CMH)United Airlines, then Southwest Airlines
- Via Pittsburgh (PIT)United Airlines, then Southwest Airlines and Breeze Airways
- Via Nashville (BNA)United Airlines, then Southwest Airlines
- Via Denver (DEN)United Airlines the whole way+1
- Via Chicago (ORD)United Airlines the whole way
- Via Vail (EGE)United Airlines, then Alaska Airlines
- Via Las Vegas (LAS)Frontier Airlines the whole way
+1 - Via Detroit (DTW)Delta Air Lines the whole way
- Via Dallas (DFW)American Airlines and Frontier Airlines the whole way
IAD to SAN: common questions
How many miles does IAD to SAN cost?
In economy it starts at 12,500 miles one way with Air Canada Aeroplan on United Airlines, plus taxes and fees from $33.60. Next cheapest: Alaska Atmos Rewards (12,500), American AAdvantage (12,500) and Avianca LifeMiles (12,500). These are award chart prices from the Award Flight Pricer. Programs that price dynamically can cost more on busy dates, so check yours before you transfer points. Business and first class prices are in the pricer too.
Which airlines fly nonstop from IAD to SAN?
Alaska Airlines (oneworld) and United Airlines (Star Alliance) fly nonstop from Dulles (IAD) to San Diego (SAN).
How far is Dulles from San Diego by plane?
Dulles (IAD) and San Diego (SAN) are 2,249 miles (3,620 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
Which points programs can book IAD to SAN award flights?
22 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, Alaska Atmos Rewards, American AAdvantage, ANA Mileage Club, Avianca LifeMiles, British Airways Club, Cathay Pacific Asia Miles and 14 more. Which flights each can book depends on its partners, so check the airline before you transfer points.
Where can I connect between Dulles and San Diego?
The most direct connections are through Cincinnati (CVG), Saint Louis (STL), Albuquerque (ABQ), Indianapolis (IND) and Kansas City (MCI). On 19 of them the same airline flies both flights, for example United Airlines through Denver.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.