HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$129+ Cheap flights from Sacramento (SMF) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — IAD
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sacramento to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Sacramento Intl to Washington, D.C. Dulles Intl are usually found in December or February, booked 85 days in advance, depart on a Thursday or Wednesday and return on a Friday

Cheap flight deals from Sacramento to Dulles Intl

Cheapest flights from Sacramento to Dulles Intl
Explore the most affordable flight options available from Sacramento to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This United Airlines deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:00 am
SMF
-
IAD
Nonstop4h 54m
United Airlines
Sun 3/15:55 pm
IAD
-
SMF
Nonstop6h 10m
United Airlines
Deal found 1/23$289
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:45 am
SMF
-
IAD
1 stop8h 25m
Delta
Wed 2/257:30 am
IAD
-
SMF
2 stops12h 28m
Delta
Deal found 1/22$291
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1411:16 am
SMF
-
IAD
1 stop9h 18m
Delta
Fri 2/202:17 pm
IAD
-
SMF
1 stop9h 41m
Delta
Deal found 1/22$297
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/121:19 pm
SMF
-
IAD
1 stop7h 29m
Delta
Tue 3/1712:14 pm
IAD
-
SMF
2 stops12h 44m
Delta
Deal found 1/22$301
This Delta deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:45 am
SMF
-
IAD
1 stop8h 25m
Delta
Thu 2/2612:38 pm
IAD
-
SMF
2 stops13h 48m
Delta
Deal found 1/22$302
This Alaska Airlines deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:00 am
SMF
-
IAD
1 stop7h 41m
Alaska Airlines
Wed 5/67:10 am
IAD
-
SMF
2 stops14h 21m
Alaska Airlines
Deal found 1/23$305
This Alaska Airlines deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:08 am
SMF
-
IAD
1 stop7h 19m
Alaska Airlines
Tue 3/176:20 pm
IAD
-
SMF
1 stop23h 44m
Alaska Airlines
Deal found 1/23$306
This Alaska Airlines deal was found by Cheapflights users on 1/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:08 am
SMF
-
IAD
1 stop7h 19m
Alaska Airlines
Thu 2/267:05 am
IAD
-
SMF
1 stop17h 09m
Alaska Airlines
Deal found 1/22$307
This Delta deal was found by Cheapflights users on 1/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:00 pm
SMF
-
IAD
1 stop8h 02m
Delta
Sat 5/165:25 pm
IAD
-
SMF
1 stop8h 25m
Delta
Deal found 1/23$309

Find flight deals from Sacramento to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$289
(United Airlines)

One-way from

$129
(Alaska Airlines)

Popular in

January

Cheapest in

December

Average price

$490
Provider with most accurate pricing for Sacramento Intl-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sacramento Intl-Washington, D.C. Dulles Intl flights.
Search Deals
From Sacramento Intl to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Sacramento Intl to Washington, D.C. Dulles Intl
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sacramento to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 24, 2026.
Use the filters below to find and compare flights from Sacramento to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Sacramento

Fly to

Dulles Intl

Route

Depart

Return

Price

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Sun 3/1

7:00 am-2:54 pm

Nonstop4h 54m

Washington, D.C. Dulles Intl

Fri 3/13

5:55 pm-9:05 pm

Nonstop6h 10m

$289

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Thu 3/5

6:00 am-5:20 pm

1 stop8h 20m

Washington, D.C. Dulles Intl

Sat 3/7

6:20 pm-11:43 pm

1 stop8h 23m

$289

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Mon 2/23

4:41 pm-5:27 am

1 stop9h 46m

Washington, D.C. Dulles Intl

Sun 3/1

5:55 pm-9:05 pm

Nonstop6h 10m

$299

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Wed 4/1

11:35 am-10:44 pm

1 stop8h 09m

Washington, D.C. Dulles Intl

Sun 4/5

5:55 pm-8:54 pm

Nonstop5h 59m

$299

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Wed 4/29

7:00 am-5:41 pm

1 stop7h 41m

Washington, D.C. Dulles Intl

Wed 5/6

7:10 am-6:31 pm

2 stops14h 21m

$305

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Wed 5/13

1:40 pm-11:29 pm

1 stop6h 49m

Washington, D.C. Dulles Intl

Sat 5/16

5:15 pm-9:56 pm

1 stop7h 41m

$309

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Tue 3/24

11:35 am-10:36 pm

1 stop8h 01m

Washington, D.C. Dulles Intl

Tue 3/31

6:15 am-11:53 am

1 stop8h 38m

$309

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Thu 4/16

1:30 pm-12:45 am

1 stop8h 15m

Washington, D.C. Dulles Intl

Fri 4/24

3:25 pm-8:31 pm

1 stop8h 06m

$309

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Sun 2/15

7:05 pm-5:18 am

1 stop7h 13m

Washington, D.C. Dulles Intl

Tue 2/24

4:10 pm-10:15 pm

1 stop9h 05m

$309

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Fri 3/13

7:05 pm-5:17 am

1 stop7h 12m

Washington, D.C. Dulles Intl

Tue 3/17

2:12 pm-8:51 pm

1 stop9h 39m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Sacramento to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to Dulles Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sacramento-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sacramento-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sacramento to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Sacramento with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Sacramento to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Sacramento to Dulles Intl. Price data was last updated on January 16, 2026.

The price you pay for your flight from Sacramento to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sacramento to Washington, D.C. Dulles Intl Airport?

Currently, May is the cheapest month in which you can book a flight from Sacramento to Washington, D.C. Dulles Intl Airport (average of $118). Flying from Sacramento to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $277). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SMF to IAD?

Find hourly flight availability from Sacramento to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sacramento to Washington, D.C. Dulles Intl Airport as you normally would.

How much does it cost to fly round-trip from Sacramento to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated January 24, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Sacramento to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,785 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,268 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,110 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,194 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,192 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Entertainment

7.0

Food

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Sacramento to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sacramento to Washington, D.C. Dulles Intl?

    For a flight from Sacramento to Washington, D.C. Dulles Intl, you will be flying from Sacramento Intl. Sacramento Intl (SMF) is just 9.4 mi from the center of the city. Sacramento Intl is the only Sacramento airport and it handles 2 outbound flights to Washington, D.C. Dulles Intl per day. 7 airlines have flights to Washington, D.C. Dulles Intl from Sacramento Intl on a regular basis.

  • How long is the flight from Sacramento to Washington, D.C. Dulles Intl Airport?

    Airlines like Alaska Airlines and United Airlines fly from Sacramento to Washington, D.C. Dulles Intl Airport in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 1h 26m. The distance between Sacramento and Washington, D.C. Dulles Intl Airport is about 2351 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Sacramento to Washington, D.C. Dulles Intl Airport round-trip?

    Frontier, at $168, was found to be the cheapest airline from Sacramento to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Hawaiian Airlines and Delta. Frontier is currently priced 59% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Sacramento to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airlines for a one-way flight from Sacramento to Washington, D.C. Dulles Intl Airport are Alaska Airlines ($134), Delta ($138), and Southwest ($175).

  • What are the cheapest flights from Sacramento to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Sacramento to Washington, D.C. Dulles Intl Airport is $165. On average you can expect to pay $769. The most popular route, (Sacramento Intl - Washington, D.C. Dulles Intl), can usually be booked for $285.

  • Can I find deals for flights from Sacramento to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Sacramento to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sacramento to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sacramento to Dulles Intl.

  • Can I find deals for business class flights from Sacramento to Dulles Intl?

    Yes. Cheapflights offers flight deals from Sacramento to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sacramento to Washington, D.C. Dulles Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from Sacramento to Washington, D.C. Dulles Intl Airport (average of $118). Flying from Sacramento to Washington, D.C. Dulles Intl Airport in January is currently the most expensive (average of $277). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Hanover
Herndon
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sacramento to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Reagan-National flights
Los Angeles to Baltimore flights
Los Angeles to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Dulles Intl flights
San Francisco to Baltimore flights
Ontario to Dulles Intl flights
Ontario to Reagan-National flights
Ontario to Baltimore flights
San Diego to Dulles Intl flights
San Diego to Reagan-National flights
San Jose to Dulles Intl flights
Las Vegas to Dulles Intl flights
San Jose to Reagan-National flights
San Diego to Baltimore flights
San Jose to Baltimore flights
Las Vegas to Baltimore flights
Oakland to Baltimore flights
Oakland to Dulles Intl flights
Oakland to Reagan-National flights
Las Vegas to Reagan-National flights
Santa Ana to Dulles Intl flights
Santa Ana to Reagan-National flights
Sacramento to Baltimore flights
Santa Ana to Baltimore flights
Burbank to Dulles Intl flights
Sacramento to Reagan-National flights
Burbank to Reagan-National flights
Burbank to Baltimore flights
Fresno to Dulles Intl flights
Fresno to Baltimore flights
Palm Springs to Baltimore flights
San Luis Obispo to Dulles Intl flights
Long Beach to Baltimore flights
Long Beach to Dulles Intl flights
Palm Springs to Dulles Intl flights
Monterey to Reagan-National flights
Santa Barbara to Dulles Intl flights
San Luis Obispo to Reagan-National flights
Medford to Dulles Intl flights
Reno to Dulles Intl flights
San Luis Obispo to Baltimore flights
Palm Springs to Reagan-National flights
Bakersfield to Dulles Intl flights
Fresno to Reagan-National flights
Santa Barbara to Reagan-National flights
Reno to Reagan-National flights
Long Beach to Reagan-National flights
Medford to Reagan-National flights

Top 7 airlines flying from Sacramento to Dulles Intl

Discover the top 7 airlines that operate flights from Sacramento to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$168Average$329FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$174Average$317FlexibilityNo cancel feeOn-time85%
DeltaCheapest$224Average$317FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$259Average$377FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$268Average$317FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$284Average$408FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$289Average$420FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.