
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $283 (Alaska Airlines) |
One-way from | $149 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $462 |
Good round-trip deal | $360 or less |
Good one-way deal | $105 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Mon 3/2
7:05 am-2:26 pm
1 stop9h 21m
Salt Lake City
Tue 3/3
6:20 am-5:20 pm
1 stop9h 00m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Tue 5/5
5:15 pm-10:45 pm
1 stop7h 30m
Salt Lake City
Wed 5/13
7:15 am-3:58 pm
1 stop6h 43m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Tue 3/10
4:45 pm-10:45 pm
1 stop8h 00m
Salt Lake City
Wed 3/11
6:20 am-5:20 pm
1 stop9h 00m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Mon 2/23
7:05 am-2:26 pm
1 stop9h 21m
Salt Lake City
Wed 2/25
6:20 am-5:20 pm
1 stop9h 00m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Wed 7/29
7:15 am-10:02 am
Nonstop4h 47m
Salt Lake City
Tue 8/11
11:20 pm-9:10 am
1 stop7h 50m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 3/6
5:50 am-10:05 am
1 stop6h 15m
Salt Lake City
Wed 3/11
1:50 pm-11:40 pm
1 stop7h 50m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Tue 3/3
7:05 am-2:26 pm
1 stop9h 21m
Salt Lake City
Tue 3/3
6:52 pm-5:27 pm
1 stop20h 35m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Wed 4/22
5:50 pm-8:57 pm
Nonstop5h 07m
Salt Lake City
Tue 4/28
7:00 am-4:22 pm
1 stop7h 22m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Tue 4/21
7:00 am-3:14 pm
1 stop10h 14m
Salt Lake City
Tue 4/28
11:10 am-12:09 am
1 stop10h 59m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Wed 4/22
7:10 am-2:41 pm
1 stop9h 31m
Salt Lake City
Wed 4/29
11:10 am-12:09 am
1 stop10h 59m
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Utah (average of $167). Flying from Washington, D.C. Dulles Intl Airport to Utah in March is currently the most expensive (average of $289). 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.
When flying from Washington, D.C. Dulles Intl Airport to Utah, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from IAD to USUT are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Crew
Comfort
Boarding
Overall
Food
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$153 | Average$254 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$179 | Average$485 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$192 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$269 | Average$494 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$405 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$433 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$377 | FlexibilityNo cancel fee | On-time71% |