Cheap Flights from Washington (IAD) to Santa Rosa (RSA)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Santa Rosa (RSA)

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA) cost?
Lock in a cheap one-way flight or cheap return flight from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA)?
Traveling in is a great way to save, as it's the cheapest month for flights between IAD and RSA. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from IAD to RSA. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA)?
There aren't any daily nonstop flights available from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from IAD to RSA?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA) last-minute?
Last-minute bookings from IAD to RSA are usually more expensive. To lock in the lowest prices, start looking for flights early. That said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your trip.
Is it cheaper to book an IAD to RSA flight and hotel package?
You'll generally save money by booking an IAD to RSA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal flights and accommodations, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Santa Rosa Airport (RSA)?
Usually, it's possible to reschedule or cancel your IAD to RSA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Santa Rosa
Distance
5286 mi

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Washington to Santa Rosa Flights

The cheapest times to fly from Washington to Santa Rosa

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 Washington to Santa Rosa are during the month of . You can find some of the cheapest flights from Washington to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Washington to Santa Rosa: 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 Washington to Santa Rosa

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 Washington to Santa Rosa 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 Washington to Santa Rosa 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 Washington to Santa Rosa 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.

 

Washington to Santa Rosa Flights

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*Available to One Key members.