Flights operate between Salt Lake City (SLC) and Washington (IAD).
1 airline operates this route with 2 flights daily flights.
Average flight time is 3h 53m - 4h 08m.
Route distance is 1833 miles (2949 km).
Route Distance
1833 miles (2949 km)
Average Duration
3h 53m - 4h 08m
Airlines Operating This Route
Delta Air Lines
Flight Frequency
Daily Flights
2 flights
Weekly Flights
21
Typical Departure Time Ranges
Earliest Departure
18:05
Latest Departure
18:05
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Delta Air Lines serves 1 destination from SLC
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SLC → Washington (IAD) (IAD) | 7/week | 3h 53m - 4h 08m | 1,833 km | Seasonal |
Flight Schedule & Filters
Delta Air Lines flights from Salt Lake City (SLC) to Washington (IAD)
Delta Air Lines operates scheduled nonstop flights between Salt Lake City (SLC) and Washington (IAD). Delta Air Lines operates 2 flights daily flights on this route.• Flight Duration: 3h 53m - 4h 08m (average flight time)• Distance: 1833 miles (2949 km) (air miles between airports)• Daily Flights: 2 flights (scheduled departures per day)
Salt Lake City (SLC)
US
Washington (IAD)
US
FLIGHT TIME
3h 53m - 4h 08m
FLIGHT DISTANCE
1833 miles (2949 km)
3h 53m - 3h 53m
18:05
18:05
1833 miles (2949 km)
December
1 (Show)
21
Delta Air Lines Terminal Information & Contact
Departure Terminal - Salt Lake City (SLC)
Terminal: 1
Phone: 1-800-123-6645
Location: 1, Salt Lake City, US
Arrival Terminal - Washington (IAD)
Terminal: 1
Phone: 1-800-123-6645
Location: 1, Washington, US
Delta Air Lines Flight Schedule from Salt Lake City (SLC) to Washington (IAD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
DL847 |  Delta Air Lines | 18:05 | 23:58:00 | Boeing 737-800 Passenger |
Delta Air Lines Monthly Flight Calendar
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Delta Air Lines Terminal Information
Departure Terminal at Salt Lake City (SLC):
• Terminal : Delta Air Lines operates from this terminal
Terminal 1:
• Delta Air Lines Terminal Phone: 1-800-123-6645
Arrival Terminal at Washington (IAD):
• Terminal : Delta Air Lines operates from this terminal
Terminal 1:
• Delta Air Lines Terminal Phone: 1-800-123-6645
Weather & Climate at Washington (IAD)
14.4°C
Avg Temperature88mm
Avg Rainfall10.3km/h
Avg Wind Speed66%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Washington (IAD)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Washington (IAD)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Delta Air Lines to Washington (IAD)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Seasonal Insight
Best travel months: 2025-08
Seasonal Travel Calendar
Delta Air Lines Contact Information and Customer Services
Delta Air Lines Address
1030 Delta Boulevard
Atlanta, Georgia 30354-1989, United States
Customer Service Phone
+1 800 221 12 12Official Website
delta.comFrequently Asked Questions
How many Delta Air Lines flights operate from Salt Lake City (SLC) to Washington (IAD)?
Delta Air Lines operates 1 flight from Salt Lake City (SLC) to Washington (IAD).
What city does Washington (IAD) airport serve?
Washington (IAD) airport serves Washington, US.
How long is the Delta Air Lines flight from Salt Lake City (SLC) to Washington (IAD)?
The flight duration is approximately 3h 53m - 4h 08m.
What is the distance from Salt Lake City (SLC) to Washington (IAD)?
The distance is 1833 miles (2949 km).
What aircraft does Delta Air Lines use on this route?
Delta Air Lines uses Boeing 737-800 Passenger on this route.
Which other airlines operate on this route?
1 other airline operates on this route: United Airlines.
Which terminal does Delta Air Lines use at Salt Lake City (SLC)?
Delta Air Lines flights from Salt Lake City (SLC) depart from Terminal 1. Terminal 1 phone: 1-800-123-6645.
View all Delta Air Lines flights to Salt Lake City (SLC) →
Popular Delta Air Lines routes from Salt Lake City include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.