Dulles to Ottawa (IAD–YOW) — Airlines, Schedules & Connections

IAD Airport Page →
450 mi airlines 56/wk
On-time Some delays Frequent delays
Flight Schedule 17 flights Verified 3h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
AC4161cs
AC Air Canada
CR5
8:15 AM
EDT
10:00 AM
EDT
1h 45m
M T W T F S S
Prices
UA3612
UA United
E7W
8:18 AM
EDT
10:03 AM
EDT
1h 45m
M T W T F S S
Prices
UA3570+1
UA United
E7W
10:37 AM
EDT
12:06 PM
EDT
1h 29m
M T W T F S S
Prices
UA4424+1
UA United
CR5
12:38 PM
EDT
2:22 PM
EDT
1h 44m
M T W T F S S
Prices
AV2160cs
AV avianca
CR7
5:10 PM
EDT
6:55 PM
EDT
1h 45m
M T W T F S S
Prices
UA4418+2
UA United
CR7
5:10 PM
EDT
6:55 PM
EDT
1h 45m
M T W T F S S
Prices
UA4451+1
UA United
CR5
10:07 PM
EDT
11:54 PM
EDT
1h 47m
M T W T F S S
Prices
UA3569
UA United
E7W
10:10 PM
EDT
11:54 PM
EDT
1h 44m
M T W T F S S
Prices
AC4394+1
AC Air Canada
E7W
6:00 AM
EDT
7:50 AM
EDT
1h 50m
M T W T F S S
Prices
UA3499
UA United
E7W
6:00 AM
EDT
7:50 AM
EDT
1h 50m
M T W T F S S
Prices
UA3561
UA United
E7W
6:00 AM
EDT
7:44 AM
EDT
1h 44m
M T W T F S S
Prices
AV2161
AV avianca
CR5
10:00 AM
EDT
11:43 AM
EDT
1h 43m
M T W T F S S
Prices
UA4459
UA United
CR5
10:00 AM
EDT
11:43 AM
EDT
1h 43m
M T W T F S S
Prices
UA3698
UA United
E7W
10:00 AM
EDT
11:50 AM
EDT
1h 50m
M T W T F S S
Prices
UA3497
UA United
E7W
2:40 PM
EDT
4:30 PM
EDT
1h 50m
M T W T F S S
Prices
UA4545
UA United
CR5
2:52 PM
EDT
4:35 PM
EDT
1h 43m
M T W T F S S
Prices
UA4455
UA United
CR7
7:30 PM
EDT
9:18 PM
EDT
1h 48m
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Dulles to Ottawa
1 carrier, 56 flights/week nonstop.
1 Airlines 56 Flights/wk 450 mi 1h 29m nonstop 57 1-stop hubs

IAD–YOW is served by 1 airline with nonstop service. United Airlines leads the route. The flight covers 450 miles in approximately 1h 29m. Beyond nonstop, 57 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop IAD–YOW service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UA United Airlines Also: AC, AV 42 CR5, CR7, E7W 1h29-1h47 92% Star Alliance AC, AV
Aircraft on this route
CR5 Bombardier CRJ-550 – AC, UA
CR7 Bombardier CRJ-700 – AV, UA
E7W Embraer E175 – UA
Alliance coverage
Star Alliance: UA (42 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, IAD to YOW direction.
Mon
8
flights
Tue
8
flights
Wed
8
flights
Thu
8
flights
Fri
8
flights
Sat
8
flights
Sun
8
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
8
Nonstop flights
56
Outbound / wk
59
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to YOW.
1-STOP
One-Stop Connections
57
Hubs
~3h
Fastest
~29h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,312
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

Other ways to reach Ottawa from Dulles

Nearby airports with service to Ottawa Macdonald-Cartier International Airport.
Metric IAD→YOW DCA→YOW CHO→YOW
Distance from IAD 23 mi 77 mi
Nonstop airlines 1 1 1
Weekly flights 56 7
Flight time 1h 29m 1h 33m 1h 37m
Departure OTP 92%
Airports within 200 miles of IAD with service to Ottawa Macdonald-Cartier International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
0h
Ottawa is 0 hours the same as Dulles.
IAD: EDT · YOW: EDT

When it's 6:00 PM in Dulles, it's 6:00 PM in Ottawa.
Distance & Flight Time
450 mi / 724 km
Nonstop flight time is approximately 1h 29m to 1h 47m.
Visa & Entry

US passport holders enter Canada without a visa for stays up to 6 months. No eTA is needed when arriving by air with a US passport. Passport must be valid for the duration of the stay. A return or onward ticket and proof of funds may be requested at the border.

Getting to IAD

WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).

IAD–YOW Quick Facts

Key statistics for the Dulles to Ottawa route.
Route details
Distance450 mi / 724 km
Flight time1h 29m to 1h 47m
Time difference0 hours
Airlines (nonstop)1
Weekly flights56 out / 59 return
1-stop connections57 hubs
Origin: IAD
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: YOW
IATA / ICAOYOW / CYOW
TimezoneAmerica/Toronto
Passengers/yr5.5M
Elevation374 ft / 114 m

Frequently Asked Questions

Common questions about IAD to YOW flights.
Nonstop flights from Washington Dulles International Airport to Ottawa Macdonald-Cartier International Airport take approximately 1h 29m to 1h 47m. The route covers 450 miles.
1 airline operates nonstop service: United Airlines. Plus 2 codeshare partners.
There are approximately 56 nonstop flights per week from IAD to YOW. The return direction has about 59 weekly flights.
Yes, 1-stop connections are available through TEB, HPN, YHM, DCA, PIT, BED, CHO, MDW, YQG, RDU, IND, CVG, FRG, SUS, YQT, CLT, SDF, OMA, MSP, BNA, ATL, TPA, OPF, SRQ, NAS, RSW, FTW, MIA, HOU, YYR, PLS, GCM, MBJ, YEG, SXM, BGI, LIR, LAS, PVR, PHX, OAK, BOS, ORD, EWR, YYZ, YUL, LHR, YYC, YTZ, CDG, MCO, FLL, YHZ, YQB, YVR, CUN and PUJ. These options provide additional schedule flexibility.
Yes, return flights from YOW to IAD are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include DCA and CHO. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAD to YOW

Washington Dulles International Airport (IAD) and Ottawa Macdonald-Cartier International Airport (YOW) are connected by nonstop service from United Airlines. With 56 weekly departures, this is a heavily served route.

IAD to YOW Flight Duration and Schedule

Nonstop flight time from IAD to YOW ranges from 1 hours 29 minutes to 1 hours 47 minutes. The route covers a distance of 450 miles (724 km). There are approximately 56 weekly flights outbound and 59 return, totaling 115 flights per week in both directions.

Connecting Options and Alternatives

57 one-stop connections are available, with the fastest taking approximately 3 hours via TEB. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA) and Charlottesville (CHO).