HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$139+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — IAD
May 4 — May 111
Sun 5/4
Sun 5/11
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 August or September, booked 59 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$274
(Expedia)

One-way from

$139
(Delta)

Popular in

June

Cheapest in

August

Average price

$470
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
Highest demand for flights based on searches. 15% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 April 29, 2025.

This Expedia deal was found by Cheapflights users on 4/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/47:39 pmSMF - IAD
1 stop8h 57mMultiple Airlines
Sun 6/87:40 amIAD - SMF
1 stop13h 14mMultiple Airlines
Deal found 4/27$274
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 8/1312:57 pmSMF - IAD
1 stop8h 02mAlaska Airlines
Tue 8/265:52 pmIAD - SMF
1 stop7h 58mAlaska Airlines
Deal found 4/28$276
This Delta deal was found by Cheapflights users on 4/28. 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 8/95:09 pmSMF - IAD
2 stops12h 50mDelta
Sat 8/163:00 pmIAD - SMF
1 stop10h 42mDelta
Deal found 4/28$282
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/96:00 amSMF - IAD
1 stop9h 59mHawaiian Airlines
Sat 8/166:30 amIAD - SMF
1 stop8h 32mHawaiian Airlines
Deal found 4/28$289
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/296:33 pmSMF - IAD
1 stop7h 42mUnited Airlines
Mon 6/25:55 pmIAD - SMF
Nonstop5h 44mUnited Airlines
Deal found 4/28$299
This Trip.com deal was found by Cheapflights users on 4/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/123:44 pmSMF - IAD
1 stop11h 46mFrontier
Mon 6/167:30 amIAD - SMF
1 stop13h 23mFrontier
Deal found 4/28$301
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/131:09 amSMF - IAD
1 stop6h 51mAmerican Airlines
Tue 6/179:10 amIAD - SMF
2 stops11h 51mAmerican Airlines
Deal found 4/28$315
This Southwest deal was found by Cheapflights users on 4/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/255:35 amSMF - IAD
1 stop7h 10mSouthwest
Sat 8/307:00 amIAD - SMF
2 stops11h 20mSouthwest
Deal found 4/27$355

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 April 29, 2025.
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

Wed 6/4

7:39 pm-7:36 am

1 stop8h 57m

Washington, D.C. Dulles Intl

Sun 6/8

7:40 am-5:54 pm

1 stop13h 14m

$274

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Wed 8/13

12:57 pm-11:59 pm

1 stop8h 02m

Washington, D.C. Dulles Intl

Mon 8/25

5:52 pm-10:50 pm

1 stop7h 58m

$276

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Sat 8/9

5:09 pm-8:59 am

2 stops12h 50m

Washington, D.C. Dulles Intl

Sat 8/16

3:00 pm-10:42 pm

1 stop10h 42m

$282

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Sat 8/9

6:00 am-6:59 pm

1 stop9h 59m

Washington, D.C. Dulles Intl

Sat 8/16

6:30 am-12:02 pm

1 stop8h 32m

$289

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Thu 5/29

6:33 pm-5:15 am

1 stop7h 42m

Washington, D.C. Dulles Intl

Mon 6/2

5:55 pm-8:39 pm

Nonstop5h 44m

$299

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Thu 6/12

3:44 pm-6:30 am

1 stop11h 46m

Washington, D.C. Dulles Intl

Mon 6/16

7:30 am-5:53 pm

1 stop13h 23m

$301

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Fri 6/13

1:09 am-11:00 am

1 stop6h 51m

Washington, D.C. Dulles Intl

Tue 6/17

9:10 am-6:01 pm

2 stops11h 51m

$315

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Mon 8/25

5:35 am-3:45 pm

1 stop7h 10m

Washington, D.C. Dulles Intl

Sat 8/30

7:00 am-3:20 pm

2 stops11h 20m

$355

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Tue 7/8

4:45 pm-5:57 am

1 stop10h 12m

$139

SacramentoWashington, D.C.

SMF - IAD

SMFIAD

Sacramento Intl

Wed 6/4

7:37 pm-11:02 am

2 stops12h 25m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice 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 eDreams the most. eDreams 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 April 25, 2025.

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 59 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, August is the cheapest month in which you can book a flight from Sacramento to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Sacramento to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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 April 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 38% on flights from Sacramento to Washington, D.C. Dulles Intl Airport by exploring options for tickets at noon.

What is the cheapest day to fly from Sacramento to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Sacramento to Dulles Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Sacramento to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sacramento to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Sacramento to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from SMF to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Sacramento to Washington, D.C. 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
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Entertainment

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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. 6 airlines have flights to Washington, D.C. Dulles Intl from Sacramento Intl on a regular basis.

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

    Alaska Airlines, at $276, was found to be the cheapest airline from Sacramento to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Delta and Hawaiian Airlines. Alaska Airlines is currently priced 38% 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 Delta ($139), Alaska Airlines ($141), and Hawaiian Airlines ($143).

  • 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 $174. On average you can expect to pay $1,127. The most popular route, (Sacramento Intl - Washington, D.C. Dulles Intl), can usually be booked for $242.

  • 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, August is the cheapest month in which you can book a flight from Sacramento to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Sacramento to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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 Sacramento?

Book flights to Sacramento if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Gaithersburg
Silver Spring
Linthicum Heights
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Towson
National Harbor
Oxon Hill

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 Dulles Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
San Francisco to Reagan-National flights
San Francisco to Baltimore flights
San Diego to Dulles Intl flights
San Diego to Reagan-National flights
Ontario to Dulles Intl flights
Burbank to Baltimore flights
San Diego to Baltimore flights
Las Vegas to Dulles Intl flights
Ontario to Baltimore flights
Ontario to Reagan-National flights
Santa Ana to Baltimore flights
Oakland to Baltimore flights
Santa Ana to Reagan-National flights
Las Vegas to Reagan-National flights
San Jose to Baltimore flights
Sacramento to Reagan-National flights
San Jose to Dulles Intl flights
Sacramento to Baltimore flights
Santa Ana to Dulles Intl flights
Las Vegas to Baltimore flights
San Jose to Reagan-National flights
Oakland to Dulles Intl flights
Burbank to Reagan-National flights
Fresno to Dulles Intl flights
Oakland to Reagan-National flights
Reno to Dulles Intl flights
Burbank to Dulles Intl flights
Long Beach to Dulles Intl flights
Fresno to Reagan-National flights
Santa Barbara to Dulles Intl flights
Palm Springs to Dulles Intl flights
Reno to Baltimore flights
Reno to Reagan-National flights
Fresno to Baltimore flights
Santa Barbara to Reagan-National flights
Palm Springs to Reagan-National flights
Bakersfield to Reagan-National flights
Palm Springs to Baltimore flights
Santa Barbara to Baltimore flights
San Luis Obispo to Dulles Intl flights
Long Beach to Reagan-National flights
San Luis Obispo to Reagan-National flights
Long Beach to Baltimore flights
Medford to Dulles Intl flights
Bakersfield to Dulles Intl flights

Top 6 airlines flying from Sacramento to Dulles Intl

Discover the top 6 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$122Average$223FlexibilityNo cancel feeOn-time65%
DeltaCheapest$203Average$366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$238Average$434FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$267Average$373FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$289Average$491FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$338Average$514FlexibilityNo cancel feeOn-time63%

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.