$92 Cheap Flights from Sacramento (SMF) to Washington (IAD)

View $92 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Sacramento to Washington (SMF-IAD)

Prices were available within the past 7 days and start at $92 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Nov 12 - Tue, Nov 18
SMF
Sacramento
IAD
Washington
$183 Roundtrip, found 5 hours ago
$183
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Wed, Nov 12 from Sacramento to Washington, returning Tue, Nov 18, priced at $183 found 5 hours ago
American Airlines
Tue, Oct 21 - Tue, Nov 4
SMF
Sacramento
IAD
Washington
$184 Roundtrip, found 4 hours ago
$184
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Oct 21 from Sacramento to Washington, returning Tue, Nov 4, priced at $184 found 4 hours ago
American Airlines
Tue, Oct 21 - Tue, Nov 4
SMF
Sacramento
IAD
Washington
$185 Roundtrip, found 4 hours ago
$185
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Tue, Oct 21 from Sacramento to Washington, returning Tue, Nov 4, priced at $185 found 4 hours ago
American Airlines
Wed, Nov 12 - Tue, Nov 18
SMF
Sacramento
IAD
Washington
$186 Roundtrip, found 5 hours ago
$186
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Sacramento to Washington, returning Tue, Nov 18, priced at $186 found 5 hours ago
Southwest Airlines
Fri, Dec 5 - Wed, Dec 10
SMF
Sacramento
IAD
Washington
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Fri, Dec 5 from Sacramento to Washington, returning Wed, Dec 10, priced at $197 found 1 day ago
Southwest Airlines
Wed, Nov 12 - Sun, Nov 16
SMF
Sacramento
IAD
Washington
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Nov 12 from Sacramento to Washington, returning Sun, Nov 16, priced at $198 found 1 day ago
Southwest Airlines
Sat, Dec 6 - Wed, Dec 10
SMF
Sacramento
IAD
Washington
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Dec 6 from Sacramento to Washington, returning Wed, Dec 10, priced at $200 found 4 days ago
Delta
Wed, Oct 15 - Wed, Nov 5
SMF
Sacramento
IAD
Washington
$229 Roundtrip, found 3 days ago
$229
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Oct 15 from Sacramento to Washington, returning Wed, Nov 5, priced at $229 found 3 days ago
Alaska Airlines
Sat, Dec 6 - Wed, Dec 10
SMF
Sacramento
IAD
Washington
$231 Roundtrip, found 4 days ago
$231
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Sacramento to Washington, returning Wed, Dec 10, priced at $231 found 4 days ago
Hawaiian Airlines
Tue, Dec 9 - Wed, Jan 7
SMF
Sacramento
IAD
Washington
$269 Roundtrip, found 5 hours ago
$269
Roundtrip
found 5 hours ago
Select Hawaiian Airlines flight, departing Tue, Dec 9 from Sacramento to Washington, returning Wed, Jan 7, priced at $269 found 5 hours ago

Find the cheapest month to fly from Sacramento (SMF) to Washington (IAD)

August is typically the cheapest month to fly

From $204 - $354 per traveler.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Closest option available. Average driving time to city center is 8 minutes. Flights from $339
DCA
Ronald Reagan Washington National
Closest
Average driving time to city center8 min
Flights from $339
Flights from Sacramento (SMF) to Washington (IAD)
Origin airport
Sacramento Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$182
Distance
2352 mi
Average flight time
5 hours 3 mins

Sacramento to Washington Flights

The cheapest times to fly from Sacramento to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sacramento to Washington are during the month of November. You can find some of the cheapest flights from Sacramento to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sacramento to Washington

Sunday is one of the best days to book for cheap flights from Sacramento to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sacramento to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sacramento to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $92 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sacramento to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sacramento to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD) cost?
Lock in a cheap one-way flight from $92 or cheap return flight from $183 from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
Planning your getaway for November is a good way to save, as it's the cheapest month for flights between SMF and IAD. You'll usually find the lowest fares during the off-season.
Which airlines fly direct from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
You can fly directly from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD) on a United Airlines flight.
What is the cheapest airline that flies from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SMF to IAD flight.
How many flights per day from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
On average, there's only 1 direct flight taking off from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD) every day. If this doesn't fit your plans, check out flights with layovers. Just customize your search results on Expedia to include one stop or more to discover the next best option.
What are the most popular departure times for flights from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
More passengers fly between SMF and IAD at 8 AM than at any other point in the day. Rather go when it's quieter? Try choosing a quieter departure window and you could save on your ticket as well.
What day of the week has the most flights from SMF to IAD?
Fly on a Friday if you're searching for the best selection of flights from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD).
What is the earliest flight from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
Sacramento Intl. Airport (SMF)'s earliest flight to Washington Dulles Intl. Airport (IAD) takes off at approximately 8:00AM UTC-8. With a total flight time of 5h, you'll arrive at around 4:00PM UTC-5.
How long does it take to fly from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
The average flight duration from SMF to IAD is 5 hours, covering a distance of 2,400 mi.
What airline has the least delays from SMF to IAD?
United Airlines has the best track record for on-time direct flights from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD), with an on-time rating of 87%. Use the Expedia App to check your flight status before you leave and get notified of any trip changes.
What is the best time to fly from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
To reach Washington Dulles Intl. Airport (IAD) on time, book a flight that leaves from Sacramento Intl. Airport (SMF) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Washington from Sacramento Intl. Airport (SMF)?
If you're traveling on a direct flight from Sacramento Intl. Airport (SMF) to Washington, Washington Dulles Intl. Airport (IAD) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD) last-minute?
Waiting until just before your departure to book your flight from SMF to IAD often results in higher prices. While you may find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book a SMF to IAD flight and hotel package?
You can save money by securing a SMF to IAD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Sacramento Intl. Airport (SMF) to Washington Dulles Intl. Airport (IAD)?
Typically, it's possible to reschedule or cancel your SMF to IAD flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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