
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $203 (Kiwi.com) |
One-way from | $80 (Kiwi.com) |
Popular in | March |
Cheapest in | July |
Average price | $359 |
Good round-trip deal | $304 or less |
Good one-way deal | $218 or less |
Fly from
Fly to
Route
Depart
Return
Price
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Tue 3/17
11:40 pm-5:39 am
Nonstop3h 59m
Washington, D.C. Dulles Intl
Tue 3/24
4:00 pm-8:57 pm
1 stop6h 57m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Tue 4/21
10:55 am-8:52 pm
1 stop7h 57m
Washington, D.C. Dulles Intl
Sat 4/25
7:20 am-10:04 am
Nonstop4h 44m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Thu 6/4
11:55 pm-6:08 am
Nonstop4h 13m
Washington, D.C. Dulles Intl
Tue 6/9
2:40 pm-8:55 pm
1 stop8h 15m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Tue 3/3
5:55 pm-11:46 pm
Nonstop3h 51m
Washington, D.C. Dulles Intl
Tue 3/10
5:32 pm-10:15 pm
1 stop6h 43m
Salt Lake CityWashington, D.C.
SLC - DCA
SLCDCA
Salt Lake City
Wed 3/11
9:36 am-6:18 pm
1 stop6h 42m
Washington, D.C. Reagan-National
Tue 3/17
5:12 pm-8:12 pm
Nonstop5h 00m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Wed 3/4
6:20 am-5:20 pm
1 stop9h 00m
Washington, D.C. Dulles Intl
Mon 3/9
6:27 pm-11:48 am
1 stop19h 21m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Sat 3/7
2:35 pm-12:25 am
1 stop7h 50m
Washington, D.C. Dulles Intl
Tue 3/10
5:50 am-1:15 pm
1 stop9h 25m
Salt Lake CityWashington, D.C.
SLC - DCA
SLCDCA
Salt Lake City
Thu 4/9
7:00 am-4:04 pm
1 stop7h 04m
Washington, D.C. Reagan-National
Mon 4/13
3:30 pm-11:05 pm
1 stop9h 35m
Salt Lake CityWashington, D.C.
SLC - DCA
SLCDCA
Salt Lake City
Fri 5/1
1:20 pm-11:41 pm
1 stop8h 21m
Washington, D.C. Reagan-National
Mon 5/11
3:10 pm-10:15 pm
1 stop9h 05m
Salt Lake CityWashington, D.C.
SLC - DCA
SLCDCA
Salt Lake City
Fri 5/1
1:20 pm-10:31 pm
1 stop7h 11m
Washington, D.C. Reagan-National
Sat 5/9
3:05 pm-7:55 pm
1 stop6h 50m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Salt Lake City to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, April is the cheapest month in which you can book a flight from Salt Lake City to Washington, D.C. (average of $126). Flying from Salt Lake City to Washington, D.C. in December is currently the most expensive (average of $267). 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.
It’s typically best to fly out from Salt Lake City to Washington, D.C. at noon. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.
Travelers seeking maximum savings on their Salt Lake City to Washington, D.C. flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from SLC to WAS are scheduled on a Thursday (7 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Comfort
Crew
Boarding
Overall
Entertainment
Food
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$233 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$217 | Average$421 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$269 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$435 | FlexibilityNo cancel fee | On-time71% |