₩520,300 Cheap United flights Washington (IAD) to San Jose (SJC)

View ₩520,300 flight on Mon, Jan 19, 2026Opens in a new window
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₩520,300 Cheap United flights Washington (IAD) to San Jose (SJC)

Prices were available within the past 7 days and start at ₩520,300 for one-way flights and ₩738,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jan 19 - Mon, Jan 26
IAD
Washington
SJC
San Jose
₩738,700 Roundtrip, found 6 days ago
₩738,700
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 19 from Washington to San Jose, returning Mon, Jan 26, priced at ₩738,700 found 6 days ago
United
Mon, Jan 19 - Mon, Jan 26
IAD
Washington
SJC
San Jose
₩738,900 Roundtrip, found 6 days ago
₩738,900
Roundtrip
found 6 days ago
Select United flight, departing Mon, Jan 19 from Washington to San Jose, returning Mon, Jan 26, priced at ₩738,900 found 6 days ago

Find the cheapest month to fly from Washington (IAD) to San Jose (SJC)

May is typically the cheapest month to fly

From ₩308,944 - ₩697,661 per traveler.
Flights from Washington (IAD) to San Jose (SJC)
Origin airport
Washington Dulles Intl.
Destination airport
Norman Y. Mineta San Jose Intl.
Distance
3831 km

Frequently asked questions

How much is a United Airlines flight from Washington Dulles Intl. Airport (IAD) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Landing cheap one-way United Airlines flights from IAD to SJC from ₩520,300 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from ₩738,700 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to SJC with United Airlines?
Browse for round-trip or one-way flights to San Jose in April or November. You could find a cheap fare with United Airlines during these off-peak travel months.
Does United Airlines fly nonstop from Washington Dulles Intl. Airport (IAD) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Enter your dates, hit search and select "Nonstop" on Expedia to browse any direct flights from IAD to SJC with United Airlines or other airlines.
What airports does United Airlines fly into in San Jose?
Hop on a United Airlines flight from Washington Dulles Intl. Airport (IAD) to San Jose, and you'll most likely arrive at Norman Y. Mineta San Jose Intl. Airport (SJC). This is the airline's primary hub in this city.
Can I change or cancel my United Airlines flight from Washington Dulles Intl. Airport (IAD) to Norman Y. Mineta San Jose Intl. Airport (SJC)?
Changes are often free within 24 hours of making your booking, but your airline may add a charge after that. For further information about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without additional costs, check the "Changes included" or "No cancel fee" filter when planning your trip.
*Available to Expedia members.