Cheap flights from Ottawa to Houston George Bush Intcntl Airport from C$ 310
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ottawa to George Bush Intcntl
Cheapest flights from Ottawa to George Bush IntcntlExplore the most affordable flight options available from Ottawa to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.
Explore the most affordable flight options available from Ottawa to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.
Best flights from Ottawa to George Bush IntcntlDiscover carefully curated flight deals from Ottawa to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.
Discover carefully curated flight deals from Ottawa to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.
Last-minute flights from Ottawa to George Bush IntcntlDiscover last-minute flight deals from Ottawa to George Bush Intcntl. Data last updated 13 October 2026 and is based on user searches.
Discover last-minute flight deals from Ottawa to George Bush Intcntl. Data last updated 13 October 2026 and is based on user searches.
One-way flights from Ottawa to George Bush IntcntlSearch for one-way flight options from Ottawa to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.
Search for one-way flight options from Ottawa to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.
Find flight deals from Ottawa to George Bush Intcntl
Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 October 2026.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Ottawa to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Mon 16/11
10:15 a.m.-11:34 a.m.
3 stops50h 19m
Houston George Bush Intcntl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Sat 26/12
2:00 p.m.-1:30 a.m.
1 stop12h 30m
Houston George Bush Intcntl
Wed 31/12
12:00 a.m.-1:00 a.m.
Nonstop0h 00m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Fri 20/11
5:45 p.m.-11:27 a.m.
2 stops18h 42m
Houston George Bush Intcntl
Thu 26/11
2:48 p.m.-9:47 a.m.
3 stops17h 59m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Sat 26/12
2:00 p.m.-1:30 a.m.
1 stop12h 30m
Houston George Bush Intcntl
Sun 27/12
5:00 a.m.-9:23 p.m.
1 stop15h 23m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Wed 17/2
2:00 p.m.-7:33 p.m.
1 stop6h 33m
Houston George Bush Intcntl
Wed 24/2
6:00 a.m.-1:26 p.m.
1 stop6h 26m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Mon 15/2
4:36 p.m.-11:09 p.m.
1 stop7h 33m
Houston George Bush Intcntl
Tue 23/2
8:40 a.m.-7:32 p.m.
2 stops9h 52m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Mon 14/12
9:45 a.m.-10:48 p.m.
2 stops14h 03m
Houston George Bush Intcntl
Sun 20/12
5:00 a.m.-3:07 p.m.
2 stops9h 07m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Tue 15/12
6:00 a.m.-6:54 p.m.
2 stops13h 54m
Houston George Bush Intcntl
Sat 2/1
10:05 p.m.-2:09 p.m.
1 stop15h 04m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Wed 10/3
6:00 a.m.-4:55 p.m.
2 stops11h 55m
Houston George Bush Intcntl
Sat 20/3
9:35 a.m.-9:26 p.m.
1 stop10h 51m
OttawaHouston
YOW Ottawa - IAH Houston George Bush Intcntl
YOWIAH
Ottawa
Wed 25/11
2:00 p.m.-8:30 p.m.
1 stop7h 30m
Houston George Bush Intcntl
Sat 28/11
5:00 a.m.-2:09 p.m.
1 stop8h 09m
Best time to book a flight from Ottawa to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Ottawa with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ottawa to Houston George Bush Intcntl Airport
What’s the top layover airport for flights from Ottawa to Houston George Bush Intcntl Airport?
Toronto (YYZ) – chosen by Cheapflights users on 63% of one-stop itineraries from Ottawa to Houston George Bush Intcntl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Ottawa to Houston George Bush Intcntl Airport?
Calgary (YYC) is the most affordable 1-stop option, with an average round-trip price of C$ 495.
What’s the fastest layover option from Ottawa to Houston George Bush Intcntl Airport?
Flights via Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 6h 03m.
Which airport typically offers the quickest layover for flights from Ottawa to Houston George Bush Intcntl Airport?
Flights via Montreal (YUL) offer the fastest connection on this route, with an average layover time of 1h 27m.
Reviews of airlines servicing George Bush Intcntl
Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated 13 October 2026.
Read reviews from past customers who have flown United Airlines and Air Canada from Ottawa to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Crew
Entertainment
Comfort
Food
Reviews
Asha,Sep 2026
LGA - IAH
Overall
Boarding
Crew
Entertainment
Comfort
Food
Reviews
Asha,Sep 2026
LGA - IAH
Overall
Boarding
Crew
Entertainment
Comfort
Food
Reviews
Asha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Ottawa to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ottawa to George Bush Intcntl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to George Bush Intcntl by adding a car rental and/or hotel reservation to your travel itinerary.
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Search flights from Ottawa to George Bush Intcntl by cabin class
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Other flights to George Bush Intcntl
Explore flights to George Bush Intcntl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 13 October 2026.
Ottawa and George Bush Intcntl flights
Browse other Ottawa and George Bush Intcntl flight options. Last updated on 13 October 2026.
Other flights from Ottawa
Browse through other flights departing from Ottawa. Flights are based on user searches made on Cheapflights and were last updated on 13 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Top 2 airlines flying from Ottawa to George Bush Intcntl
Discover the top 2 airlines that operate flights from Ottawa to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated 13 October 2026.
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How does Cheapflights help users find flights from Ottawa to George Bush Intcntl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to George Bush Intcntl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ottawa to George Bush Intcntl?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to George Bush Intcntl from Ottawa.
Can Cheapflights find flights from Ottawa to George Bush Intcntl with no change fees?
Certainly. Search results for flights to George Bush Intcntl from Ottawa shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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