United Airlines flights from Denver (DEN) to SeaTac (SEA)
Find comprehensive United Airlines flight information, schedules, and booking details for direct flights from Denver (DEN), US to SeaTac (SEA), US. United Airlines operates 8-20 flights daily flights on this route.• Flight Duration: 2h 50m - 3h 16m (average flight time)• Distance: 1028 miles (1654 km) (air miles between airports)• Daily Flights: 8-20 flights (scheduled departures per day)
Denver (DEN)
US
SeaTac (SEA)
US
FLIGHT TIME
2h 50m - 3h 16m
FLIGHT DISTANCE
1028 miles (1654 km)
3h 1m - 3h 6m
00:25
21:05
1028 miles (1654 km)
March
1 (Show)
106
Terminal A (DEN)
Terminal 2 (SEA)
United Airlines Flight Schedule from Denver (DEN) to SeaTac (SEA)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
UA422 |  United Airlines | 00:25 | 02:26:00 | Boeing 737-800 Passenger |
UA2271 | United Airlines | 08:30 | 10:36:00 | Airbus A320 |
UA1424 | United Airlines | 11:50 | 13:54:00 | Boeing 737-900 Passenger |
UA2013 | United Airlines | 16:05 | 18:11:00 | Airbus A320 |
UA1729 | United Airlines | 19:10 | 21:13:00 | Boeing 737MAX 9 Passenger |
UA2651 | United Airlines | 21:05 | 23:10:00 | Boeing 737-800 Passenger |
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 2h 50m - 3h 16m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 0:00, 8:00, 11:00, offering more flight options and potentially better connections.
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United Airlines Policy Highlights
Baggage Policy
Economy Class: 23kg, Premium Economy: 23kg, Business Class: 32kg, First Class: 32kg.
For detailed baggage policies, visit United Airlines airline page or United Airlines official website.
Check-in Information
Online check-in available 24 hours before departure.
United Airlines Terminal Information
Departure Terminal at Denver (DEN):
• United Airlines flights from Denver (DEN) depart from Terminal Terminal A
• Terminal Terminal A: United Airlines operates from this terminal
Arrival Terminal at SeaTac (SEA):
• United Airlines flights to SeaTac (SEA) arrive at Terminal Terminal 2
• Terminal Terminal 2: United Airlines operates from this terminal
Frequently Asked Questions about United Airlines Flights
How many United Airlines flights operate from Denver (DEN) to Seattle (SEA)?
United Airlines operates 6 flights from Denver (DEN) to Seattle (SEA).
What city does Seattle (SEA) airport serve?
Seattle (SEA) airport serves SeaTac, US.
How long is the United Airlines flight from Denver (DEN) to Seattle (SEA)?
The flight duration is approximately 2h 50m - 3h 16m.
What is the distance from Denver (DEN) to Seattle (SEA)?
The distance is 1028 miles (1654 km).
What aircraft does United Airlines use on this route?
United Airlines uses Boeing 737-800 Passenger, Airbus A320, Boeing 737-900 Passenger and 1 more aircraft type on this route.
Which other airlines operate on this route?
4 other airlines operate on this route: Delta Air Lines, Alaska Airlines, Southwest Airlines and 1 more.
What are the earliest and latest United Airlines flight departure times?
The earliest United Airlines flight departs at 00:25 and the latest departs at 21:05.
Which terminal does United Airlines use at Denver (DEN)?
United Airlines flights from Denver (DEN) depart from Terminal Terminal A.
Which terminal does United Airlines use at Seattle (SEA)?
United Airlines flights to Seattle (SEA) arrive at Terminal Terminal 2.
What is the cheapest month to fly United Airlines from Denver (DEN) to Seattle (SEA)?
March is typically the cheapest month to fly United Airlines on this route.
What is the average price for a United Airlines flight from Denver (DEN) to Seattle (SEA)?
The average price for a round-trip United Airlines flight on this route is approximately $165. Prices can vary based on booking time and demand.
How many United Airlines flights operate per week on this route?
United Airlines operates approximately 106 flights per week from Denver (DEN) to Seattle (SEA).