Cheap Flights from Santa Monica (SMO) to Washington (IAD)

Popular airlines from Santa Monica, CA (SMO-Santa Monica Municipal) to Washington Dulles Intl. Airport (IAD)

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Frequently asked questions

How much does a flight from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD) cost?
Get a cheap one-way flight or cheap return flight from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
is the most affordable month to fly from SMO to IAD. Traveling during quieter months is often the key to finding better deals on flights.
Which airlines fly direct from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
You can't fly directly from Santa Monica, CA (SMO-Santa Monica Municipal) to Washington Dulles Intl. Airport (IAD). However, there are other airports that have nonstop flights. Board your plane at Los Angeles Intl. Airport (LAX) and travel straight to Washington without any detours.
What is the cheapest airline that flies from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from SMO to IAD. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
Nonstop flights from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SMO to IAD?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
To avoid potential delays on the Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD) last-minute?
Booking your ticket from SMO to IAD just before your journey is generally more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book a SMO to IAD flight and hotel package?
You can save money by booking a SMO to IAD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've selected your preferred flights and accommodations, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Santa Monica Municipal Airport (SMO) to Washington Dulles Intl. Airport (IAD)?
In most instances, you can cancel or modify your SMO to IAD flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like further information, go to our Customer Service portal.

Travel information

Origin airport
Santa Monica Municipal
Destination airport
Washington Dulles Intl.
Distance
2283 mi

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Santa Monica to Washington Flights

The cheapest times to fly from Santa Monica to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santa Monica to Washington are during the month of . You can find some of the cheapest flights from Santa Monica to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santa Monica to Washington

Sunday is one of the best days to book for cheap flights from Santa Monica to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santa Monica to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santa Monica to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santa Monica to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santa Monica to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Santa Monica to Washington Flights

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*Available to One Key members.