Airlines with flights from Dulles to Calgary
There are five airlines with scheduled flights between IAD and YYC. Both United and WestJet operates non-stop flights from Washington Dulles Airport to Calgary International and the flight time is 4 hours and 51 minutes.
Choose airline
Schedules
Non-stop with United Airlines
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Total flight time: 4 hours and 51 minutes
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Dulles is a United Airlines hub (Secondary hub).
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7 flights per week
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Boeing 737-800 Passenger
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First class available
Flight
The timetable & schedule information was updated at 2026-04-22
Non-stop with WestJet
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Total flight time: 5 hours
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Low-cost airline
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Calgary is a WestJet hub.
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2 flights per week
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Boeing 737-700 (winglets) Passenger/BBJ1Boeing 737MAX 8 Passenger
Flight
The timetable & schedule information was updated at 2026-04-22
Via Toronto with Air Canada
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Total flight time: 6h 58m - 10h 23m.
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Calgary is a Air Canada focus city.
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28 flights per week
Flight
AC145
AC145
AC155
The timetable & schedule information was updated at 2026-04-22
Via Chicago with United Airlines
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Total flight time: 6h 59m - 9h 10m.
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Dulles is a United Airlines hub (Secondary hub).
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21 flights per week
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Boeing 737-800 Passenger
Flight
UA764
UA1156
UA1156
The timetable & schedule information was updated at 2026-04-22
Via Charlotte with American Airlines
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Total flight time: 7h 10m - 9h 04m.
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One World Alliance
Flight
AA2626
AA2626
The timetable & schedule information was updated at 2026-04-22
Via Minneapolis with Delta Air Lines
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Total flight time: 7h 17m - 10h 54m.
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Sky Team Alliance
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53 flights per week
Flight
DL2487
The timetable & schedule information was updated at 2026-04-22

There are five airlines with scheduled flights between IAD and YYC. Both United and WestJet operates non-stop flights from Washington Dulles Airport to Calgary International and the flight time is 4 hours and 51 minutes.