STS - IAD

$219 Find Cheap Flights from Santa Rosa to Washington Dulles Airport - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$447
Typical prices: $451-$555
Delta
Mon 1/22Wed 1/31
STS - IAD • 1 stop
Cheapest one-way
$219
Typical prices: $268-$471
Delta
Sat 12/8
STS - IAD • 1 stop
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We hope you love your trip to Washington, D.C. Dulles Intl Airport!
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Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

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

Fri, Jan 22 - Sun, Jan 31
Delta Logo
12:44 pm - 11:31 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
7h 47m1 stop Salt Lake City
Delta Logo
7:05 am - 12:04 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
7h 59m1 stop Salt Lake City
$447Delta
Wed, Jan 27 - Sun, Jan 31
Delta Logo
7:00 am - 9:09 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
11h 09m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 12:04 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
7h 59m1 stop Salt Lake City
$452Delta
Thu, Feb 11 - Tue, Feb 16
Alaska Airlines Logo
2:04 pm - 5:50 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
24h 46m2 stops Las Vegas Harry Reid Intl San Diego
Alaska Airlines Logo
6:56 pm - 5:24 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
25h 28m2 stops San Diego Las Vegas Harry Reid Intl
$453Alaska Airlines
Tue, Dec 8 - Tue, Dec 15
Delta Logo
11:27 am - 12:41 amSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
10h 14m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
8:07 am - 4:05 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
10h 58m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$458Delta
Thu, Feb 11 - Tue, Feb 16
Alaska Airlines Logo
6:37 am - 5:50 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
8h 13m1 stop San Diego
Alaska Airlines Logo
6:56 pm - 5:24 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
25h 28m2 stops San Diego Las Vegas Harry Reid Intl
$461Alaska Airlines
Fri, Dec 11 - Tue, Dec 15
Alaska Airlines Logo
6:28 am - 5:39 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
8h 11m1 stop San Diego
Alaska Airlines Logo
6:42 pm - 10:15 amIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
18h 33m1 stop San Diego
$465Alaska Airlines
Fri, Jan 22 - Sun, Jan 31
Delta Logo
12:44 pm - 9:35 amSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
17h 51m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 12:04 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
7h 59m1 stop Salt Lake City
$470Delta
Mon, Dec 7 - Tue, Dec 15
Delta Logo
11:27 am - 11:47 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
9h 20m1 stop Salt Lake City
Delta Logo
8:07 am - 4:05 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
10h 58m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$472Delta
Mon, Jan 25 - Wed, Feb 3
Delta Logo
7:00 am - 12:46 amSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
14h 46m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 10:03 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
19h 03m2 stops Atlanta Hartsfield-Jackson Salt Lake City
$475Delta
Thu, Jan 14 - Mon, Jan 18
Alaska Airlines Logo
7:36 pm - 5:50 pmSTS  Santa Rosa Sonoma County-IAD Washington, D.C. Dulles Intl
19h 14m1 stop San Diego
Alaska Airlines Logo
6:53 pm - 9:24 pmIAD  Washington, D.C. Dulles Intl-STS Santa Rosa Sonoma County
29h 31m1 stop San Diego
$480Alaska Airlines
Booking Insights

Price, demand and travel trends for Santa Rosa to Washington, D.C. Dulles Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Santa Rosa to Washington, D.C. Dulles Intl Airport?

Round-trip flights from Santa Rosa to Washington, D.C. Dulles Intl Airport typically range from $451 to $555. The lowest price found in the past 5 days was $447, on Delta.

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Key details for Santa Rosa to Washington, D.C. Dulles Intl Airport flights

Cheapest flight

$219
One-way flight from Santa Rosa to Washington, D.C. Dulles Intl Airport

When to book flights from Santa Rosa to Dulles Intl

Are your dates flexible? Find out the best times to travel from Santa Rosa to Dulles Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Santa Rosa to Washington, D.C. Dulles Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Santa Rosa to Washington, D.C. Dulles Intl Airport?

    Two cabin classes are available on flights from Santa Rosa to Washington, D.C. Dulles Intl Airport:

    • Economy Class
    • First Class

  • Do I need a passport to fly from Santa Rosa to Washington, D.C. Dulles Intl Airport?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Santa Rosa to Washington, D.C. Dulles Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $447 to $3,018. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Santa Rosa to Washington, D.C. Dulles Intl Airport looking right now?

    One-way fares from Santa Rosa to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $253, which is 35% below the typical average for this route.

  • What car rental options are available at Washington, D.C. Dulles Intl Airport (IAD)?

    Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Hertz
    • Dollar
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Santa Rosa to Washington, D.C. Dulles Intl Airport?

    Flights from Santa Rosa to Washington, D.C. Dulles Intl Airport usually depart from Santa Rosa Sonoma County (STS) and arrive at Washington, D.C. Dulles Intl (IAD).

  • Can I save money by using flexible dates for flights from Santa Rosa to Washington, D.C. Dulles Intl Airport?

    Yes. Flexible dates can save you up to 23% on flights from Santa Rosa to Washington, D.C. Dulles Intl Airport. Monday is the cheapest departure day at $428 round-trip on average, while Thursday is the most expensive at $555, a difference of $127.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Santa Rosa and Washington, D.C. Dulles Intl Airport?

    Washington, D.C. Dulles Intl Airport is 3 hours ahead of Santa Rosa (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C. Dulles Intl Airport?

    Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.

Your guide to booking Santa Rosa to Washington, D.C. Dulles Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Thursday. On this route, Monday flights average $428, about $127 less than Thursday fares (23% savings) based on the last 12 months.

More options for your flight from Santa Rosa to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car rental

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Hotels in Washington, D.C.
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