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Sat, Aug 15 - Tue, Aug 18
IAD
Washington
STS
Santa Rosa
$428 Roundtrip, found 1 day ago
$428
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Aug 15 from Washington to Santa Rosa, returning Tue, Aug 18, priced at $428 found 1 day ago
Thu, Aug 13 - Mon, Aug 17
IAD
Washington
STS
Santa Rosa
$439 Roundtrip, found 1 day ago
$439
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 13 from Washington to Santa Rosa, returning Mon, Aug 17, priced at $439 found 1 day ago
Thu, Sep 10 - Mon, Sep 14
IAD
Washington
STS
Santa Rosa
$470 Roundtrip, found 1 day ago
$470
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Washington to Santa Rosa, returning Mon, Sep 14, priced at $470 found 1 day ago
Thu, Sep 10 - Mon, Sep 14
IAD
Washington
STS
Santa Rosa
$475 Roundtrip, found 1 day ago
$475
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Washington to Santa Rosa, returning Mon, Sep 14, priced at $475 found 1 day ago
Thu, Sep 10 - Wed, Sep 16
IAD
Washington
STS
Santa Rosa
$476 Roundtrip, found 3 days ago
$476
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Washington to Santa Rosa, returning Wed, Sep 16, priced at $476 found 3 days ago

IAD to STS Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date

Frequently asked questions

Are there non-stop flights from Washington Dulles Intl. Airport (IAD) to Sonoma County Airport?
As you can't fly straight from IAD to Sonoma County Airport at the moment, a flight with just one stop is your next best option. Alaska Airlines, American Airlines and United Airlines are reputable airlines that operate on this route.
What is the shortest flight from IAD to Sonoma County Airport (STS)?
Make the most of the opportunity to relax on your trip from Washington to Santa Rosa. The quickest flight time from IAD to Sonoma County Airport (STS) is 7 hours and 50 minutes, which gives you ample time to enjoy a drink or get absorbed in a good book.
How many hours flight from Dulles Intl. Airport to STS?
On average, it takes 7 hours and 59 minutes to fly from IAD to STS. Breeze through the flight by watching a few movies and listening to podcasts. Alternatively, why not catch up on some sleep?
What airlines have the most flights from Dulles Intl. Airport to STS?
If you're wanting to find an airline that offers direct flights from Washington Dulles Intl. Airport (IAD) to Sonoma County Airport (STS), you're out of luck. You'll have to book a flight with at least one stopover to get to Santa Rosa.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.