Check-in at IAD can be crowded in the afternoon. Arrive early to navigate the busy check-in area smoothly.

Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $269 (Delta) |
One-way from | $145 (United Airlines) |
Popular in | December |
Cheapest in | July |
Average price | $369 |
Good round-trip deal | $334 or less |
Good one-way deal | $175 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 12/5
7:05 am-9:56 am
Nonstop4h 51m
Salt Lake City
Mon 12/8
2:15 pm-11:08 pm
1 stop6h 53m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 11/21
6:30 am-11:45 am
1 stop7h 15m
Salt Lake City
Mon 11/24
10:09 am-4:07 pm
Nonstop3h 58m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Wed 1/14
7:05 am-10:02 am
Nonstop4h 57m
Salt Lake City
Wed 1/21
2:00 pm-11:06 pm
1 stop7h 06m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Wed 12/10
7:34 am-2:43 pm
1 stop9h 09m
Salt Lake City
Sun 12/14
7:14 am-5:30 pm
1 stop8h 16m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 1/16
5:30 am-11:30 am
1 stop8h 00m
Salt Lake City
Mon 1/19
5:20 am-5:00 pm
1 stop9h 40m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Thu 11/20
8:30 am-2:59 pm
1 stop8h 29m
Salt Lake City
Wed 12/3
12:46 pm-9:18 pm
1 stop6h 32m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 11/14
7:10 am-9:58 am
Nonstop4h 48m
Salt Lake City
Mon 11/17
6:05 pm-11:58 pm
Nonstop3h 53m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Tue 11/25
5:55 pm-8:55 pm
Nonstop5h 00m
Salt Lake City
Fri 11/28
7:00 am-3:41 pm
1 stop6h 41m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 11/14
5:55 pm-8:55 pm
Nonstop5h 00m
Salt Lake City
Tue 11/18
1:00 pm-11:15 pm
1 stop8h 15m
Washington, D.C.Salt Lake City
IAD - SLC
IADSLC
Washington, D.C. Dulles Intl
Fri 11/14
7:43 am-2:29 pm
1 stop8h 46m
Salt Lake City
Mon 11/17
3:23 pm-6:23 am
1 stop13h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Booking 36 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Salt Lake City. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Salt Lake City (average of $160). Flying from Washington, D.C. Dulles Intl Airport to Salt Lake City in March is currently the most expensive (average of $421). 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 Washington, D.C. Dulles Intl Airport to Salt Lake City in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Mike,Aug 2025
OKC - AUS
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$255 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$269 | Average$481 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$269 | Average$500 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$448 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$517 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$320 | Average$485 | FlexibilityNo cancel fee | On-time75% |