IAD - STS

$183 Find Cheap Flights from Washington Dulles Airport to Santa Rosa

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Santa Rosa departing on 5/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Santa Rosa

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Santa Rosa, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Santa Rosa, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$437
Alaska Airlines
Di 8/18Mi 8/26
IAD - STS • 1 stop
Cheapest one-way
$183
Multiple Airlines
Mo 5/11
IAD - STS • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Dulles Intl and Santa Rosa. You'll need at least 1 connection.
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Top layover airports
Los Angeles (LAX)
Cheapest • Avg $452 (round-trip)
Dallas (DFW)
Shortest trip • 8h 13m (one-way)
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Santa Rosa!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Dulles Intl to Santa Rosa (IAD-STS)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Santa Rosa that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Santa Rosa

Di, Aug 18 - Mi, Aug 26
Alaska Airlines Logo
6:03 am - 11:58 am
IAD
-
STS
8h 55m
1 stop
Alaska Airlines Logo
6:13 am - 6:14 pm
STS
-
IAD
9h 01m
1 stop
$437Alaska Airlines
Di, Mai 19 - Di, Mai 26
Alaska Airlines Logo
7:37 pm - 11:50 pm
IAD
-
STS
31h 13m
1 stop
Alaska Airlines Logo
7:01 am - 5:42 pm
STS
-
IAD
7h 41m
1 stop
$470Alaska Airlines
Fr, Mai 15 - Mo, Mai 18
Alaska Airlines Logo
7:37 pm - 11:25 am
IAD
-
STS
18h 48m
1 stop
Alaska Airlines Logo
7:40 pm - 5:42 pm
STS
-
IAD
19h 02m
1 stop
$471Alaska Airlines
Di, Aug 18 - Fr, Aug 21
Alaska Airlines Logo
6:03 am - 11:58 am
IAD
-
STS
8h 55m
1 stop
Alaska Airlines Logo
6:13 am - 6:14 pm
STS
-
IAD
9h 01m
1 stop
$488Alaska Airlines
Di, Mai 19 - Do, Mai 28
Alaska Airlines Logo
7:37 pm - 2:13 pm
IAD
-
STS
21h 36m
1 stop
Alaska Airlines Logo
7:01 am - 5:42 pm
STS
-
IAD
7h 41m
1 stop
$490Alaska Airlines
Di, Mai 19 - Mi, Mai 27
Alaska Airlines Logo
7:37 pm - 11:50 pm
IAD
-
STS
31h 13m
1 stop
Alaska Airlines Logo
5:21 pm - 7:34 am
STS
-
IAD
11h 13m
2 stops
$495Alaska Airlines
Di, Mai 5 - Mi, Mai 6
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
Alaska Airlines Logo
1:13 pm - 5:50 am
STS
-
IAD
13h 37m
1 stop
$508Alaska Airlines
Di, Mai 5 - Mi, Mai 6
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
Alaska Airlines Logo
1:13 pm - 5:50 am
STS
-
IAD
13h 37m
1 stop
$510Alaska Airlines
So, Apr 26 - So, Mai 3
Alaska Airlines Logo
6:47 pm - 10:58 am
IAD
-
STS
19h 11m
1 stop
Alaska Airlines Logo
8:00 pm - 5:41 pm
STS
-
IAD
18h 41m
1 stop
$512Alaska Airlines
Mi, Mai 6 - So, Mai 10
Alaska Airlines Logo
7:10 am - 7:06 pm
IAD
-
STS
14h 56m
2 stops
Alaska Airlines Logo
8:00 pm - 5:41 pm
STS
-
IAD
18h 41m
1 stop
$513Alaska Airlines
Booking Insights

KAYAK's insights & trends for Dulles Intl to Santa Rosa flights

Get data-powered insights and trends into flights from Dulles Intl to Santa Rosa to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Washington Dulles Airport to Santa Rosa?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Washington Dulles Airport to Santa Rosa were found on Alaska Airlines ($437) and American Airlines ($544).

Find deals

Good to know

Cheapest flight$183
Flight from Washington Dulles Airport to Santa Rosa

When to book flights from Dulles Intl to Santa Rosa

Are your dates flexible? Find out the best times to travel from Dulles Intl to Santa Rosa based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to Santa Rosa flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Santa Rosa?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Santa Rosa was $183 for a one-way ticket and $437 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and Santa Rosa?

    No, a passport isn't needed to fly from Washington Dulles Airport to Santa Rosa. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Washington Dulles Airport to Santa Rosa?

    When flying out of Washington Dulles Airport you will be using Washington, D.C. Dulles Intl. You will be landing at Santa Rosa, also known as Santa Rosa Sonoma County.

  • Which aircraft models fly most regularly from Washington Dulles Airport to Santa Rosa?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to Santa Rosa?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to Santa Rosa.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to Santa Rosa?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Santa Rosa from Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to Santa Rosa?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Santa Rosa with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and STS can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to Santa Rosa?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Santa Rosa from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Dulles Intl to Santa Rosa

Information on your arrival and departure airports

Washington Dulles Airport (IAD)
Santa Rosa (STS)