United Airlines flights from Washington (IAD) to SeaTac (SEA)
Find comprehensive United Airlines flight information, schedules, and booking details for direct flights from Washington (IAD), US to SeaTac (SEA), US. United Airlines operates 3-4 flights daily flights on this route.• Flight Duration: 5h 35m - 6h 04m (average flight time)• Distance: 2313 miles (3722 km) (air miles between airports)• Daily Flights: 3-4 flights (scheduled departures per day)
Washington (IAD)
US
SeaTac (SEA)
US
FLIGHT TIME
5h 35m - 6h 04m
FLIGHT DISTANCE
2313 miles (3722 km)
5h 59m - 5h 59m
17:55
17:55
2313 miles (3722 km)
January
1 (Show)
35
United Airlines Flight Schedule from Washington (IAD) to SeaTac (SEA)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA326 |  United Airlines | 17:55 | 20:54:00 | Boeing 737-800 Passenger |
United Airlines Monthly Flight Calendar
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Route Insights
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 17:00, offering more flight options and potentially better connections.
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United Airlines Terminal Information
Departure Terminal at Washington (IAD):
• Terminal : United Airlines operates from this terminal
Arrival Terminal at SeaTac (SEA):
• Terminal : United Airlines operates from this terminal
Frequently Asked Questions about United Airlines Flights
How many United Airlines flights operate from Washington (IAD) to Seattle (SEA)?
United Airlines operates 1 flight from Washington (IAD) to Seattle (SEA).
What city does Seattle (SEA) airport serve?
Seattle (SEA) airport serves SeaTac, US.
How long is the United Airlines flight from Washington (IAD) to Seattle (SEA)?
The flight duration is approximately 5h 35m - 6h 04m.
What is the distance from Washington (IAD) to Seattle (SEA)?
The distance is 2313 miles (3722 km).
What aircraft does United Airlines use on this route?
United Airlines uses Boeing 737-800 Passenger on this route.
Which other airlines operate on this route?
2 other airlines operate on this route: Delta Air Lines, Alaska Airlines.
What is the cheapest month to fly United Airlines from Washington (IAD) to Seattle (SEA)?
January is typically the cheapest month to fly United Airlines on this route.
What is the average price for a United Airlines flight from Washington (IAD) to Seattle (SEA)?
The average price for a round-trip United Airlines flight on this route is approximately $419. Prices can vary based on booking time and demand.
How many United Airlines flights operate per week on this route?
United Airlines operates approximately 35 flights per week from Washington (IAD) to Seattle (SEA).
United Airlines Contact Information and Customer Services
United Airlines Address
233 S. Wacker Drive
Chicago, IL 60606, United States
Customer Service Phone
+1-800-864-8331Official Website
united.com