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Cheap flights from Houston to Ottawa from C$ 297

HOU — YOW
22 Oct — 29 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Houston to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Houston to Ottawa

Tue 20/1012:44 p.m. -
2 stops29h 36m
Tue 27/107:05 a.m. -
1 stop8h 39m
Deal found 22/9C$ 444
Tue 15/125:01 p.m. -
1 stop29h 09m
Tue 5/14:35 p.m. -
2 stops23h 02m
Deal found 20/9C$ 548
Mon 19/1012:21 p.m. -
1 stop10h 24m
Mon 26/107:05 a.m. -
2 stops25h 18m
Deal found 21/9C$ 566
Wed 14/109:12 p.m. -
3 stops26h 08m
Mon 19/107:15 a.m. -
2 stops25h 04m
Deal found 19/9C$ 596
Sun 18/108:35 p.m. -
1 stop26h 10m
Sun 25/103:25 p.m. -
2 stops40h 58m
Deal found 20/9C$ 617
Fri 16/108:14 a.m. -
2 stops15h 06m
Mon 19/101:20 p.m. -
2 stops23h 39m
Deal found 20/9C$ 625
Wed 4/118:21 p.m. -
2 stops17h 09m
Wed 11/117:05 a.m. -
2 stops16h 26m
Deal found 20/9C$ 629
Wed 4/116:00 a.m. -
2 stops10h 58m
Wed 11/117:00 a.m. -
3 stops13h 39m
Deal found 19/9C$ 1,236
Wed 14/106:09 a.m. -
2 stops17h 11m
Mon 19/106:50 a.m. -
2 stops41h 13m
Deal found 19/9C$ 1,278
Mon 19/106:09 a.m. -
2 stops17h 11m
Fri 23/106:50 a.m. -
2 stops17h 13m
Deal found 17/9C$ 1,288
Thu 10/126:08 a.m. -
2 stops17h 36m
Tue 15/125:30 a.m. -
2 stops43h 02m
Deal found 18/9C$ 1,306
Thu 15/106:09 a.m. -
2 stops17h 11m
Thu 22/106:25 p.m. -
2 stops29h 38m
Deal found 17/9C$ 1,340

Find flight deals from Houston to Ottawa

Round-trip from

C$ 548

One-way from

C$ 297

Popular in

October

Cheapest in

December

Average price

C$ 1,110
15/12-5/1
  • 15/12-5/1
  • 3 total stops
  • 52h 11m total
  • Houston to Ottawa
Search Deals
WestJet
  • WestJet
  • 31/10-31/12
  • 1 total stop
  • 16h 00m total
  • Houston to Ottawa
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 330 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease (C$ 82 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Houston to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 31/10

8:00 a.m.-1:00 a.m.

1 stop16h 00m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 297

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 13/10

8:00 a.m.-10:35 p.m.

2 stops13h 35m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 412

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Tue 13/10

6:52 p.m.-2:55 p.m.

2 stops19h 03m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 488

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 31/10

7:00 a.m.-5:58 p.m.

2 stops9h 58m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 491
Quickest round-trip

HoustonOttawa

HOU Houston Hobby - YOW Ottawa

HOUYOW

Houston Hobby

Tue 13/10

3:09 p.m.-12:20 a.m.

2 stops8h 11m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 646

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Wed 14/10

6:05 a.m.-4:20 p.m.

2 stops33h 15m

Ottawa

Mon 19/10

7:15 a.m.-2:48 p.m.

1 stop8h 33m

C$ 648

HoustonOttawa

HOU Houston Hobby - YOW Ottawa

HOUYOW

Houston Hobby

Mon 12/10

5:04 p.m.-5:23 p.m.

2 stops23h 19m

Ottawa

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 694

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 17/10

8:14 a.m.-9:17 a.m.

2 stops24h 03m

Ottawa

Sat 24/10

7:00 a.m.-9:38 p.m.

1 stop15h 38m

C$ 755

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sun 18/10

9:12 p.m.-11:45 p.m.

2 stops25h 33m

Ottawa

Sun 25/10

3:25 p.m.-11:22 a.m.

2 stops20h 57m

C$ 758

HoustonOttawa

IAH Houston George Bush Intcntl - YOW Ottawa

IAHYOW

Houston George Bush Intcntl

Sat 10/10

2:41 p.m.-5:35 a.m.

2 stops13h 54m

Ottawa

Thu 22/10

1:20 p.m.-10:40 p.m.

1 stop10h 20m

C$ 803

Flights are sorted by cheapest round-trip flights first.

Deals found on 16/9

Showing 1-10 of 26 resultsSorted by cheapest first
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Best time to book a flight from Houston to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Houston with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Houston to Ottawa

No data available for this route at this time. Please check back soon.

Related info for your journey

  • What airport do you fly into for flights to Ottawa from Houston?

    For a flight from Houston to Ottawa, you will be flying into Ottawa. Ottawa (YOW) is just 10.6 km from the centre of the city. Ottawa is the only Ottawa airport and it handles 0 inbound flights from Houston per day. 0 airlines have flights to Ottawa from Houston on a regular basis.

  • How long is the flight from Houston to Ottawa?

    There are many flights that can get you from Houston to Ottawa in 17h 11m. Fly via WestJet to get the fastest option. Houston and Ottawa are separated by a distance of 2441 km.

  • Can I find deals for flights from Houston to Ottawa that include hotel bookings?

    Yes. In addition to deals on Houston to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Ottawa.

  • Can I find deals for business class flights from Houston to Ottawa?

    Yes. Cheapflights offers flight deals from Houston to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Prescott
Brockville
Wakefield
Pembroke
Smiths Falls

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