United Airlines flights from Louisville (SDF) to Washington (IAD)
Find comprehensive United Airlines flight information, schedules, and booking details for direct flights from Louisville (SDF), US to Washington (IAD), US. United Airlines operates 2 flights daily flights on this route.• Flight Duration: 1h 31m - 1h 46m (average flight time)• Distance: 453 miles (729 km) (air miles between airports)• Daily Flights: 2 flights (scheduled departures per day)
Louisville (SDF)
US
Washington (IAD)
US
FLIGHT TIME
1h 31m - 1h 46m
FLIGHT DISTANCE
453 miles (729 km)
1h 36m - 1h 38m
09:55
14:35
453 miles (729 km)
March
1 (Show)
14
United Airlines Flight Schedule from Louisville (SDF) to Washington (IAD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA6254 |  United Airlines | 09:55 | 11:33:00 | Embraer 175 (Enhanced Winglets) |
UA4007 | United Airlines | 14:35 | 16:11:00 | Embraer 175 (Enhanced Winglets) |
United Airlines Monthly Flight Calendar
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Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 31m - 1h 46m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 9:00, 14:00, offering more flight options and potentially better connections.
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United Airlines Terminal Information
Departure Terminal at Louisville (SDF):
• Terminal : United Airlines operates from this terminal
Arrival Terminal at Washington (IAD):
• Terminal : United Airlines operates from this terminal
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 United Airlines 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: 2023-08
Seasonal Travel Calendar
Frequently Asked Questions about United Airlines Flights
How many United Airlines flights operate from Louisville (SDF) to Washington (IAD)?
United Airlines operates 2 flights from Louisville (SDF) to Washington (IAD).
What city does Washington (IAD) airport serve?
Washington (IAD) airport serves Washington, US.
How long is the United Airlines flight from Louisville (SDF) to Washington (IAD)?
The flight duration is approximately 1h 31m - 1h 46m.
What is the distance from Louisville (SDF) to Washington (IAD)?
The distance is 453 miles (729 km).
What aircraft does United Airlines use on this route?
United Airlines uses Embraer 175 (Enhanced Winglets) on this route.
What are the earliest and latest United Airlines flight departure times?
The earliest United Airlines flight departs at 09:55 and the latest departs at 14:35.
What is the cheapest month to fly United Airlines from Louisville (SDF) to Washington (IAD)?
March is typically the cheapest month to fly United Airlines on this route.
What is the average price for a United Airlines flight from Louisville (SDF) to Washington (IAD)?
The average price for a round-trip United Airlines flight on this route is approximately $290. Prices can vary based on booking time and demand.
How many United Airlines flights operate per week on this route?
United Airlines operates approximately 14 flights per week from Louisville (SDF) to Washington (IAD).