$193 Cheap United flights Washington (IAD) to Salt Lake City (SLC)

View $193 flight on Sat, Aug 23, 2025Opens in a new window

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$193 Cheap United flights Washington (IAD) to Salt Lake City (SLC)

Prices were available within the past 7 days and start at $193 for one-way flights and $271 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 19 - Tue, Aug 26
IAD
Washington
SLC
Salt Lake City
$271 Roundtrip, found 1 hour ago
$271
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Aug 19 from Washington to Salt Lake City, returning Tue, Aug 26, priced at $271 found 1 hour ago
Flights from Washington (IAD) to Salt Lake City (SLC)
Origin airport
Washington Dulles Intl.
Destination airport
Salt Lake City Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
1823 mi
Average flight time
2 hours 40 mins

Frequently asked questions

How much is a United Airlines flight from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $271 from IAD to SLC. Affordable one-way fares from $193 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from IAD to SLC with United Airlines?
United Airlines flights to Salt Lake City are usually more affordable in the off-peak months of November and January. Whether you're in search of a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC) with United Airlines?
Begin your search one to three months ahead of your travel date to find cheap fares on United Airlines flights from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC)?
Depart on one of United Airlines's 7 weekly direct flights from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC). To see what's available, enter your origin, dates and destination and hit search. Then select the "Nonstop" and "Airline" filters.
How long does it take to fly from IAD to SLC with United Airlines?
Leave Washington Dulles Intl. Airport (IAD) for Salt Lake City Intl. Airport (SLC) on a direct United Airlines flight, and you'll be in the skies for about 5h 5m.
What is the earliest United Airlines flight from IAD to SLC?
The earliest flight from IAD to SLC with United Airlines departs at 5:45PM UTC-5. You'll touch down at 8:50PM UTC-7. The final United Airlines flight of the day takes off at 5:45PM UTC-5 and arrives at 8:50PM UTC-7. With 20% fewer cancellations for morning departures, setting off early is generally the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Salt Lake City?
United Airlines flights from Washington Dulles Intl. Airport (IAD) to Salt Lake City arrive at Salt Lake City Intl. Airport (SLC) and Provo, UT (PVU). The main Salt Lake City gateway serviced by this carrier is SLC. It's worth comparing flights landing at nearby airports on Expedia as there may be lower prices.
Why fly with United Airlines from IAD to SLC?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to travel from IAD to SLC with United Airlines. Plus, when you join our One Key™ program, you can receive OneKeyCash™* alongside any airline loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC)?
For the Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC) route, United Airlines typically uses Airbus A319 and Boeing 737-900 planes. Keep in mind that last-minute changes can occur for operational needs, meaning your flight could be on another aircraft.
Can I change or cancel my United Airlines flight from Washington Dulles Intl. Airport (IAD) to Salt Lake City Intl. Airport (SLC)?
Depending on your fare type, a fee will generally apply if you change or cancel your flight more than 24 hours after confirmation. To find plane tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. To learn more about changing or canceling your reservation, head to "Trips," select your flight and tick "Manage Booking."

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