Ottawa to Washington (YOW-IAD): nonstop flights and who flies them

United Airlines flies nonstop between Ottawa (YOW) and Washington (IAD), roughly 28 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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28
Nonstop flights a week
449 mi
Nonstop distance
Free
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Ottawa to Washington flight schedule

Scheduled nonstop departures for YOW to IAD, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Ottawa (YOW) to Washington (IAD)
Date Flight Airline Departs YOW Arrives IAD Duration Aircraft
UA 3561United Airlines06:0007:411h 41mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:411h 41mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:411h 41mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:431h 43mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:431h 43mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:431h 43mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5
UA 3561United Airlines06:0007:431h 43mE7W
UA 4459United Airlines10:0011:441h 44mCR5
UA 4545United Airlines14:5216:351h 43mCR5
UA 4455United Airlines19:3021:141h 44mCR5

Showing all 28 scheduled YOW to IAD departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every YOW to IAD date on the interactive map

The full YOW to IAD nonstop schedule

United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full YOW to IAD nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each YOW to IAD departure, checked against live inventory so you know what is open before you book.

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Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See YOW to IAD on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Ottawa to Washington nonstop

Carriers operating YOW to IAD nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See YOW to IAD on the interactive map →

Frequently asked questions about YOW to IAD

How far is Washington from Ottawa?
YOW to IAD covers about 449 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from YOW to IAD?
United Airlines is currently the only airline flying YOW to IAD nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the YOW to IAD schedule rather than a space claim.
How many flights a week are there from YOW to IAD?
About 28 nonstop flights a week run between Ottawa and Washington in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from YOW to IAD depart?
Scheduled YOW to IAD nonstops in the next 7 days with service leave between 06:00 and 19:30, local time at Ottawa. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on YOW to IAD?
Not on this route: none of United Airlines is a carrier 2LNR reads inventory for. The page carries the full YOW to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full YOW to IAD nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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