Flights from Houston (HOU) to Ottawa (YOW) with Star Alliance

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*Prices have been offered for round trips within the last 48 hours and might not be currently available. Not all Star Alliance Member Airlines or all fares/options are shown. Additional baggage fees, payment fees and fees for other optional services may apply. When booking, please check for restrictions on refunds, rebooking and baggage allowance that may apply. Prices may vary depending on the route and flights selected. Routings may include stopovers. Terms and conditions apply.

Weather in Ottawa

Friday

scattered clouds

17/01/2025

-4°C

17/01/2025

scattered clouds

Saturday

snow

18/01/2025

1°C

18/01/2025

snow

Sunday

overcast clouds

19/01/2025

-14°C

19/01/2025

overcast clouds

Monday

sky is clear

20/01/2025

-16°C

20/01/2025

sky is clear

Tuesday

broken clouds

21/01/2025

-11°C

21/01/2025

broken clouds

Wednesday

scattered clouds

22/01/2025

-11°C

22/01/2025

scattered clouds

Thursday

light snow

23/01/2025

-9°C

23/01/2025

light snow

Flight schedules from Houston to Ottawa with Star Alliance member carriers

Please note that the flight schedules of our member carriers are subject to change on short notice. We recommend using our member airlines information page. for the latest flight updates, details on booking flexibility, as well as specific Frequent Flyer Program information.

Outbound (24)

Sort by

Houston US
IAH12:15
5h 39m
1 Stop
Ottawa CA
YOW18:54
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2366
  Houston. US
  IAH 12:15
  3h 0m
  1195 Miles
  Washington. US
  IAD 16:15
  Airbus A320 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 4418
  Washington. US
  IAD 17:08
  1h 46m
  452 Miles
  Ottawa. CA
  YOW 18:54
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Houston US
IAH07:45
5h 44m
1 Stop
Ottawa CA
YOW14:29
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1549
  Houston. US
  IAH 07:45
  3h 4m
  1195 Miles
  Washington. US
  IAD 11:49
  Boeing 767-300 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 4424
  Washington. US
  IAD 12:49
  1h 40m
  452 Miles
  Ottawa. CA
  YOW 14:29
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Houston US
IAH07:33
6h 2m
1 Stop
Ottawa CA
YOW14:35
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1262
  Houston. US
  IAH 07:33
  2h 58m
  1212 Miles
  Washington. US
  DCA 11:31
  Boeing 737 MAX 8 Passenger / BBJ MAX 8 / Boeing 737 MAX 200
  Operated by United Airlines
2. Flight 2Air Canada AC 8870
  Washington. US
  DCA 12:55
  1h 40m
  455 Miles
  Ottawa. CA
  YOW 14:35
  Canadair (Bombardier) Regional Jet 900 and Challenger 890
  Operated by Air Canada
Houston US
IAH14:20
6h 4m
1 Stop
Ottawa CA
YOW21:24
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1293
  Houston. US
  IAH 14:20
  2h 50m
  930 Miles
  Chicago. US
  ORD 17:10
  Boeing 737-900 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3402
  Chicago. US
  ORD 18:08
  2h 16m
  656 Miles
  Ottawa. CA
  YOW 21:24
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH14:52
6h 9m
1 Stop
Ottawa CA
YOW22:01
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2608
  Houston. US
  IAH 14:52
  3h 38m
  1405 Miles
  New York. US
  EWR 19:30
  Boeing 757-200 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3506
  New York. US
  EWR 20:18
  1h 43m
  330 Miles
  Ottawa. CA
  YOW 22:01
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH18:25
6h 12m
1 Stop
Ottawa CA
YOW01:37
+1 day/s
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 313
  Houston. US
  IAH 18:25
  3h 12m
  1286 Miles
  Toronto. CA
  YYZ 22:37
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2Air Canada AC 472
  Toronto. CA
  YYZ 00:30
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 01:37
  Airbus A220-300 Passenger
  Operated by Air Canada
Houston US
IAH07:20
6h 15m
1 Stop
Ottawa CA
YOW14:35
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2488
  Houston. US
  IAH 07:20
  2h 54m
  1212 Miles
  Washington. US
  DCA 11:14
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2Air Canada AC 8870
  Washington. US
  DCA 12:55
  1h 40m
  455 Miles
  Ottawa. CA
  YOW 14:35
  Canadair (Bombardier) Regional Jet 900 and Challenger 890
  Operated by Air Canada
Houston US
IAH12:05
6h 17m
1 Stop
Ottawa CA
YOW19:22
Houston - Ottawa
Air Canada
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1Air Canada AC 592
  Houston. US
  IAH 12:05
  3h 10m
  1286 Miles
  Toronto. CA
  YYZ 16:15
  Airbus A220-300 Passenger
  Operated by Air Canada
2. Flight 2Air Canada AC 464
  Toronto. CA
  YYZ 18:15
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 19:22
  Airbus A320 Passenger
  Operated by Air Canada
Houston US
IAH10:05
6h 17m
1 Stop
Ottawa CA
YOW17:22
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 670
  Houston. US
  IAH 10:05
  3h 15m
  1286 Miles
  Toronto. CA
  YYZ 14:20
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2Air Canada AC 460
  Toronto. CA
  YYZ 16:15
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 17:22
  Airbus A220-300 Passenger
  Operated by Air Canada
Houston US
IAH06:00
6h 20m
1 Stop
Ottawa CA
YOW13:20
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1094
  Houston. US
  IAH 06:00
  3h 29m
  1405 Miles
  New York. US
  EWR 10:29
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 4168
  New York. US
  EWR 11:46
  1h 34m
  330 Miles
  Ottawa. CA
  YOW 13:20
  Canadair (Bombardier) Regional Jet 550
  Operated by United Airlines
Houston US
IAH09:40
6h 26m
1 Stop
Ottawa CA
YOW17:06
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2124
  Houston. US
  IAH 09:40
  2h 47m
  930 Miles
  Chicago. US
  ORD 12:27
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3409
  Chicago. US
  ORD 13:55
  2h 11m
  656 Miles
  Ottawa. CA
  YOW 17:06
  Embraer 170
  Operated by United Airlines
Houston US
IAH09:30
6h 28m
1 Stop
Ottawa CA
YOW16:58
Houston - Ottawa
Air Canada
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1Air Canada AC 582
  Houston. US
  IAH 09:30
  3h 46m
  1591 Miles
  Montreal. CA
  YUL 14:16
  Airbus A220-300 Passenger
  Operated by Air Canada
2. Flight 2Air Canada AC 8009
  Montreal. CA
  YUL 16:10
  0h 48m
  94 Miles
  Ottawa. CA
  YOW 16:58
  De Havilland (Bombardier) DHC-8-400 Dash 8Q Passenger
  Operated by Air Canada
Houston US
IAH08:30
6h 46m
1 Stop
Ottawa CA
YOW16:16
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1269
  Houston. US
  IAH 08:30
  3h 30m
  1405 Miles
  New York. US
  EWR 13:00
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3660
  New York. US
  EWR 14:40
  1h 36m
  330 Miles
  Ottawa. CA
  YOW 16:16
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH07:20
6h 52m
1 Stop
Ottawa CA
YOW15:12
Houston - Ottawa
Air Canada
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1Air Canada AC 590
  Houston. US
  IAH 07:20
  3h 5m
  1286 Miles
  Toronto. CA
  YYZ 11:25
  Airbus A220-300 Passenger
  Operated by Air Canada
2. Flight 2Air Canada AC 456
  Toronto. CA
  YYZ 14:05
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 15:12
  Airbus A320 Passenger
  Operated by Air Canada
Houston US
IAH10:05
7h 7m
1 Stop
Ottawa CA
YOW18:12
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 670
  Houston. US
  IAH 10:05
  3h 15m
  1286 Miles
  Toronto. CA
  YYZ 14:20
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2Air Canada AC 462
  Toronto. CA
  YYZ 17:05
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 18:12
  Airbus A220-300 Passenger
  Operated by Air Canada
Houston US
IAH13:32
7h 29m
1 Stop
Ottawa CA
YOW22:01
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1397
  Houston. US
  IAH 13:32
  3h 38m
  1405 Miles
  New York. US
  EWR 18:10
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 3506
  New York. US
  EWR 20:18
  1h 43m
  330 Miles
  Ottawa. CA
  YOW 22:01
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH08:35
7h 31m
1 Stop
Ottawa CA
YOW17:06
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2027
  Houston. US
  IAH 08:35
  2h 50m
  930 Miles
  Chicago. US
  ORD 11:25
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 3409
  Chicago. US
  ORD 13:55
  2h 11m
  656 Miles
  Ottawa. CA
  YOW 17:06
  Embraer 170
  Operated by United Airlines
Houston US
IAH07:40
7h 36m
1 Stop
Ottawa CA
YOW16:16
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 2180
  Houston. US
  IAH 07:40
  3h 30m
  1405 Miles
  New York. US
  EWR 12:10
  Boeing 757-200 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3660
  New York. US
  EWR 14:40
  1h 36m
  330 Miles
  Ottawa. CA
  YOW 16:16
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH10:05
8h 17m
1 Stop
Ottawa CA
YOW19:22
Houston - Ottawa
Star Alliance
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 670
  Houston. US
  IAH 10:05
  3h 15m
  1286 Miles
  Toronto. CA
  YYZ 14:20
  Boeing 737-800 Passenger
  Operated by United Airlines
2. Flight 2Air Canada AC 464
  Toronto. CA
  YYZ 18:15
  1h 7m
  227 Miles
  Ottawa. CA
  YOW 19:22
  Airbus A320 Passenger
  Operated by Air Canada
Houston US
IAH12:00
8h 24m
1 Stop
Ottawa CA
YOW21:24
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1168
  Houston. US
  IAH 12:00
  2h 50m
  930 Miles
  Chicago. US
  ORD 14:50
  Boeing 737 MAX 9 Passenger / BBJ MAX 9
  Operated by United Airlines
2. Flight 2United Airlines UA 3402
  Chicago. US
  ORD 18:08
  2h 16m
  656 Miles
  Ottawa. CA
  YOW 21:24
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH09:30
8h 28m
1 Stop
Ottawa CA
YOW18:58
Houston - Ottawa
Air Canada
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1Air Canada AC 582
  Houston. US
  IAH 09:30
  3h 46m
  1591 Miles
  Montreal. CA
  YUL 14:16
  Airbus A220-300 Passenger
  Operated by Air Canada
2. Flight 2Air Canada AC 8013
  Montreal. CA
  YUL 18:10
  0h 48m
  94 Miles
  Ottawa. CA
  YOW 18:58
  De Havilland (Bombardier) DHC-8-400 Dash 8Q Passenger
  Operated by Air Canada
Houston US
IAH07:22
8h 44m
1 Stop
Ottawa CA
YOW17:06
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1431
  Houston. US
  IAH 07:22
  2h 52m
  930 Miles
  Chicago. US
  ORD 10:14
  Airbus A321neo
  Operated by United Airlines
2. Flight 2United Airlines UA 3409
  Chicago. US
  ORD 13:55
  2h 11m
  656 Miles
  Ottawa. CA
  YOW 17:06
  Embraer 170
  Operated by United Airlines
Houston US
IAH12:00
9h 1m
1 Stop
Ottawa CA
YOW22:01
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1499
  Houston. US
  IAH 12:00
  3h 34m
  1405 Miles
  New York. US
  EWR 16:34
  Boeing 787-9
  Operated by United Airlines
2. Flight 2United Airlines UA 3506
  New York. US
  EWR 20:18
  1h 43m
  330 Miles
  Ottawa. CA
  YOW 22:01
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines
Houston US
IAH11:55
9h 6m
1 Stop
Ottawa CA
YOW22:01
Houston - Ottawa
United Airlines
Flight Operates
1. Mon
2. Tue
3. Wed
4. Thu
5. Fri
6. Sat
7. Sun
1. Flight 1United Airlines UA 1384
  Houston. US
  IAH 11:55
  3h 31m
  1422 Miles
  New York. US
  LGA 16:26
  Airbus A319 Passenger
  Operated by United Airlines
2. Flight 2United Airlines UA 3506
  New York. US
  EWR 20:18
  1h 43m
  330 Miles
  Ottawa. CA
  YOW 22:01
  Embraer 175 (Enhanced Winglets)
  Operated by United Airlines

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Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa

Houston - Ottawa