Cheap flights from California to Washington, D.C. from $65

The month of August is, on average, the cheapest month to fly to Washington, D.C. from California, with most prices found around $317. If you’re not able to fly to Washington, D.C. in August, then May is your next best option. Flight prices from California to Washington, D.C. during May average around $324.

On average, the least expensive day to fly to Washington, D.C. from California is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $427. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from California to Washington, D.C. for around $574.

In the afternoon is the cheapest time of day to fly from California to Washington, D.C. when you can find flight prices for as low as $396. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $482. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Ontario to Baltimore/Washington for the best California - Washington, D.C. flight prices

You are more likely to see cheaper flights to Washington, D.C. from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $398 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from California for as low as $283 on momondo.

There are 4 cabin classes available to choose from on California to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Southwest, Delta, and United Airlines are the most popular carriers operating from California to Washington, D.C.

United Airlines, Southwest and Alaska Airlines are the top three most popular airlines that fly to Washington, D.C. from California according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 10 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

41 flights are operational daily from California to Washington, D.C. as of March 2026. The most popular departure time for this route is 8:00AM, with 47% of flights per day taking off at noon.

As of March 2026, 287 flights take off from California and land in Washington, D.C. each week. The most common flight departure day for this route is Sat, with 39% of weekly flights taking off on this day.