
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (Kiwi.com) |
One-way from | $143 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $359 |
Good round-trip deal | $304 or less |
Good one-way deal | $224 or less |
Fly from
Fly to
Route
Depart
Return
Price
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Thu 2/26
5:55 pm-11:46 pm
Nonstop3h 51m
Washington, D.C. Dulles Intl
Mon 3/2
7:05 am-10:02 am
Nonstop4h 57m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Wed 3/11
7:08 am-5:27 pm
1 stop8h 19m
Washington, D.C. Dulles Intl
Tue 3/17
7:05 am-2:26 pm
1 stop9h 21m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Fri 3/6
11:40 pm-5:39 am
Nonstop3h 59m
Washington, D.C. Dulles Intl
Tue 3/10
2:12 pm-8:57 pm
1 stop8h 45m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Wed 2/18
6:00 am-4:28 pm
1 stop8h 28m
Washington, D.C. Dulles Intl
Sun 2/22
7:05 am-10:02 am
Nonstop4h 57m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Wed 4/15
6:00 am-4:15 pm
1 stop8h 15m
Washington, D.C. Dulles Intl
Sun 4/19
7:20 am-10:04 am
Nonstop4h 44m
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
2:15 pm-9:59 pm
1 stop9h 44m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Fri 4/24
3:37 pm-5:50 am
1 stop12h 13m
Washington, D.C. Dulles Intl
Tue 4/28
9:00 am-7:37 pm
1 stop12h 37m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Thu 7/2
8:00 am-4:01 pm
1 stop6h 01m
Washington, D.C. Dulles Intl
Thu 7/9
6:20 am-11:37 am
1 stop7h 17m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Thu 4/23
11:10 am-12:09 am
1 stop10h 59m
Washington, D.C. Dulles Intl
Mon 4/27
7:10 am-2:41 pm
1 stop9h 31m
Salt Lake CityWashington, D.C.
SLC - IAD
SLCIAD
Salt Lake City
Thu 2/19
2:05 pm-11:55 pm
1 stop7h 50m
Washington, D.C. Dulles Intl
Mon 2/23
10:08 am-5:17 pm
1 stop9h 09m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Booking 15 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. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, February is the cheapest month in which you can book a flight from Salt Lake City to Washington, D.C. Dulles Intl Airport (average of $178). Flying from Salt Lake City to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $279). 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 optimal to fly from Salt Lake City to Washington, D.C. Dulles Intl Airport in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.
Travelers seeking maximum savings on their Salt Lake City to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$150 | Average$187 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$269 | Average$380 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$384 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$407 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$416 | FlexibilityNo cancel fee | On-time63% |