Flights operate between Dubois (DUJ) and Washington (IAD).
1 airline operates this route with 2-3 flights daily flights.
Average flight time is 1h 23m.
Route distance is 172 miles (277 km).
Route Distance
172 miles (277 km)
Average Duration
1h 23m
Airlines Operating This Route
Southern Airways Express
Flight Frequency
Daily Flights
2-3 flights
Weekly Flights
20
Typical Departure Time Ranges
Earliest Departure
05:40
Latest Departure
14:50
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
Southern Airways Express serves 1 destination from DUJ
Weekly Frequency
21
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| DUJ → Washington (IAD) (IAD) | 21/week | 1h 23m | 172 km | Moderate |
Flight Schedule & Filters
Southern Airways Express flights from Du Bois (DUJ) to Washington (IAD)
Southern Airways Express operates scheduled nonstop flights between Du Bois (DUJ) and Washington (IAD). Southern Airways Express operates 2-3 flights daily flights on this route.• Flight Duration: 1h 23m (average flight time)• Distance: 172 miles (277 km) (air miles between airports)• Daily Flights: 2-3 flights (scheduled departures per day)
Du Bois (DUJ)
US
Washington (IAD)
US
FLIGHT TIME
1h 23m
FLIGHT DISTANCE
172 miles (277 km)
1h 23m - 1h 23m
05:40
14:50
172 miles (277 km)
June
1 (Show)
20
Southern Airways Express Terminal Information & Contact
Departure Terminal - Du Bois (DUJ)
Terminal: 1
Location: 1, Dubois, US
Arrival Terminal - Washington (IAD)
Terminal: 1
Location: 1, Washington, US
Southern Airways Express Flight Schedule from Du Bois (DUJ) to Washington (IAD)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
9X124 |  Southern Airways Express | 05:40 | 07:03:00 | Cessna (Light aircraft-single turboprop engine) |
9X126 | Southern Airways Express | 10:15 | 11:38:00 | Cessna (Light aircraft-single turboprop engine) |
9X128 | Southern Airways Express | 14:50 | 16:13:00 | Cessna (Light aircraft-single turboprop engine) |
Southern Airways Express Monthly Flight Calendar
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Southern Airways Express Terminal Information
Departure Terminal at Du Bois (DUJ):
Arrival Terminal at Washington (IAD):
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 Southern Airways Express 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
Southern Airways Express Contact Information and Customer Services
Southern Airways Express Address
2875 South Ocean Blvd, Ste 256. Palm Beach, FL 33480
Palm Beach, Palm Beach 33480, U.S.
Customer Service Phone
+1 800 329 0485Official Website
iflysouthern.com/Frequently Asked Questions
How many Southern Airways Express flights operate from Dubois (DUJ) to Washington (IAD)?
Southern Airways Express operates 3 flights from Dubois (DUJ) to Washington (IAD).
What city does Washington (IAD) airport serve?
Washington (IAD) airport serves Washington, US.
How long is the Southern Airways Express flight from Dubois (DUJ) to Washington (IAD)?
The flight duration is approximately 1h 23m.
What is the distance from Dubois (DUJ) to Washington (IAD)?
The distance is 172 miles (277 km).
What aircraft does Southern Airways Express use on this route?
Southern Airways Express uses Cessna (Light aircraft-single turboprop engine) on this route.
What are the earliest and latest Southern Airways Express flight departure times?
The earliest Southern Airways Express flight departs at 05:40 and the latest departs at 14:50.
Which terminal does Southern Airways Express use at Dubois (DUJ)?
Southern Airways Express flights from Dubois (DUJ) depart from Terminal 1.
View all Southern Airways Express flights to Dubois (DUJ) →
Popular Southern Airways Express routes from Dubois include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.