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Cheap Flights from San Jose International (SJC) to Washington Dulles (IAD)

Your route at a glance

Cheapest deal£189
Cheapest monthJanuary
Average flight duration4 hours and 52 minutes
Most popular airlineUnited

Compare San Jose International to Washington Dulles flight deals

Find the cheapest month or even day of the year to fly to Washington Dulles

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Flight deals from San Jose International to Washington Dulles

Looking for a cheap last-minute deal or the best return flight from San Jose International to Washington Dulles? Find the lowest prices on one-way and return tickets right here.
Washington D.C..£189 per passenger.Departing Sat, 17 Jan, returning Sat, 24 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Jose International on Sat, 17 Jan, arriving in Washington Dulles.Inbound indirect flight with Southwest Airlines, departs from Washington Dulles on Sat, 24 Jan, arriving in San Jose International.Price includes taxes and charges.From £189, select.
Washington D.C..£189 per passenger.Departing Tue, 27 Jan, returning Tue, 24 Feb.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Jose International on Tue, 27 Jan, arriving in Washington Dulles.Inbound indirect flight with Southwest Airlines, departs from Washington Dulles on Tue, 24 Feb, arriving in San Jose International.Price includes taxes and charges.From £189, select.
Washington D.C..£197 per passenger.Departing Sat, 7 Feb, returning Wed, 25 Feb.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Jose International on Sat, 7 Feb, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Wed, 25 Feb, arriving in San Jose International.Price includes taxes and charges.From £197, select.
Washington D.C..£219 per passenger.Departing Thu, 12 Mar, returning Thu, 19 Mar.Return flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departs from San Jose International on Thu, 12 Mar, arriving in Washington Dulles.Inbound indirect flight with Alaska Airlines, departs from Washington Dulles on Thu, 19 Mar, arriving in San Jose International.Price includes taxes and charges.From £219, select.
Washington D.C..£222 per passenger.Departing Tue, 7 Apr, returning Wed, 15 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from San Jose International on Tue, 7 Apr, arriving in Washington Dulles.Inbound indirect flight with Delta, departs from Washington Dulles on Wed, 15 Apr, arriving in San Jose International.Price includes taxes and charges.From £222, select.
Washington D.C..£239 per passenger.Departing Mon, 1 Jun, returning Fri, 5 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from San Jose International on Mon, 1 Jun, arriving in Washington Dulles.Inbound indirect flight with Delta, departs from Washington Dulles on Fri, 5 Jun, arriving in San Jose International.Price includes taxes and charges.From £239, select.
Washington D.C..£254 per passenger.Departing Wed, 1 Apr, returning Fri, 15 May.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from San Jose International on Wed, 1 Apr, arriving in Washington Dulles.Inbound indirect flight with Southwest Airlines, departs from Washington Dulles on Fri, 15 May, arriving in San Jose International.Price includes taxes and charges.From £254, select.
Washington D.C..£307 per passenger.Departing Fri, 26 Dec, returning Thu, 8 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from San Jose International on Fri, 26 Dec, arriving in Washington Dulles.Inbound indirect flight with Delta, departs from Washington Dulles on Thu, 8 Jan, arriving in San Jose International.Price includes taxes and charges.From £307, select.

Find the cheapest month to fly from San Jose International to Washington Dulles

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Jose International to Washington Dulles flights are currently cheapest in January.
Dec
from £399
Jan
from £189
Feb
from £197
Mar
from £219
Apr
from £222
May
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Jun
from £239
Jul
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Aug
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Sep
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Oct
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Nov
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Direct flights from San Jose International to Washington Dulles

San Jose International to Washington Dulles: Alternative routes

Compare routes from San Jose International to Washington D.C. below. You may find an airport to fly into that's cheaper, faster, or easier than Washington Dulles.

Finding cheap flights from San Jose International to Washington Dulles: Frequently asked questions

The best price we found for a return flight from San Jose International to Washington Dulles is £189. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 52 minutes is the average flight time from San Jose International to Washington Dulles.
United flies direct from San Jose International to Washington Dulles.
As of December 2025, there is one flight per week flying from San Jose International to Washington Dulles.
The cheapest month to fly from San Jose International to Washington Dulles is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Jose International Airport to Washington Dulles Airport on Saturday, 17 January 2026.
Yes – the average flight time is 4 hours and 52 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Washington Dulles but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Washington D.C. is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Southwest Airlines offers the cheapest flight tickets to Washington Dulles.

Flying from Norman Y. Mineta San Jose International Airport (SJC) to Washington Dulles International Airport (IAD): what you need to know

  • The timezone in Washington DC is UTC-4, which is three hours ahead of San Jose.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Get to the airport on time to board your SJC to IAD flight.

  • You'll likely experience longer lines during popular months such as August. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

  • We make it a piece of cake to book a flight with a stopover. To see your options for tickets from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to visit the city of your choice. Top stopovers between SJC and IAD include:

    • Denver International Airport

    • Salt Lake City International Airport

    • San Diego International Airport

How to find the cheapest flights from Norman Y. Mineta San Jose International Airport (SJC) to Washington Dulles International Airport (IAD)

  • The lowest price we've seen for a one-way Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport flight is £75. A round-trip fare right now is £189. Depending on the availability when you book, these fares can change.

  • It's usually smart to book in advance if you're looking for cheap tickets from SJC to IAD. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • Getting cheap flights from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport is more likely if you can be flexible with your trip dates. Use the 'Whole month' search tool to see the best prices across each month and bag a great deal.

  • Cut down on the time spent looking for cheap flights from SJC to IAD by creating a Price Alert. You'll get an email or notification on the app when a new discounted fare appears.

  • Lock in the perfect flight for you by using the filters. To see the 'Best,' 'Fastest' or 'Cheapest' flights from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Norman Y. Mineta San Jose International Airport (SJC)

  • SJC is located at 1701 Airport Boulevard, Suite B-1130.

  • Norman Y. Mineta San Jose International Airport gets high marks for its on-time performance. 84.69% of flights that take off from SJC reach their destination on time.

  • Central San Jose to Norman Y. Mineta San Jose International Airport is approximately 4 miles. Depending on traffic, it'll take you about 10 minutes to get there if you're driving, ride-sharing or catching a cab.

  • The journey on public transport takes about 45 minutes.

  • Get your trip off to a hassle-free start by staying near SJC. Whether you have an early flight from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport or want to avoid feeling rushed, these stays are the answer:

Arriving at Washington Dulles International Airport (IAD)

Getting from Washington Dulles International Airport (IAD) to central Washington DC

  • IAD is located at 1 Saarinen Circle.

  • From Washington Dulles International Airport, Washington DC is approximately 35 miles away. It takes around 50 minutes to reach the centre by car.

  • Getting to the centre by public transport takes around 3 hours 25 minutes.

When to fly to Washington Dulles International Airport (IAD)

  • It's time to pick your trip dates for your flight from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport. April is the most popular month to visit Washington DC. If you'd like a more laid-back vibe, go in January.

  • Book your flight from Norman Y. Mineta San Jose International Airport to Washington Dulles International Airport for July if you'd like to explore Washington DC during its warmest month. You can expect temperatures of between 19ºC (66ºF) and 33ºC (91ºF).

  • If you want cooler conditions, search for a cheap ticket from SJC to IAD in January. Average temperatures are between -6ºC (21ºF) and 10ºC (50ºF) then.

Explore more of United States

  • Washington DC has plenty to offer, but there are so many other parts of United States you should also see. About 200 miles north-east of Washington DC, a trip to New York will keep you on the move. Check out popular attractions like Statue of Liberty, Central Park and Empire State Building.

  • If you want to check out another major stop in United States, head for Philadelphia, roughly 120 miles north-east of Washington DC. Liberty Bell, Independence Hall and Philadelphia Museum of Art are key reasons to visit.

Plan the rest of your trip from San Jose to Washington D.C.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.