Are direct flights from Houston to Ottawa always the best option?

Direct flights offer convenience and save travel time, but they are not always the most budget-friendly choice. Flights with layovers or connecting flights can sometimes be significantly cheaper. Consider your priorities for cost versus convenience when making your decision.

Can flexible travel dates help on Houston to Ottawa flights?

Yes, being flexible with your travel dates can often lead to finding more affordable flights. Prices can vary significantly depending on the day of the week or time of year. Using a flexible date search tool can help you identify the cheapest days to fly.

What extra costs should I check before booking Houston to Ottawa flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From Houston

To Ottawa

Cheap Flights from Houston to Ottawa

Browse current best options from Houston. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Houston

RatePunk searches hundreds of travel sites at once for deals on flights to Ottawa

Prices updated 6 days ago

483 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Oct 27, 2026.)

Today’s best flight deals from Houston to Ottawa

Explore current cheapest deals departing from Houston to Ottawa

2027-01-09 – 2027-02-02
HOU - Ottawa
79% AI deal score
$369
$279
Round trip
2027-01-09 – 2027-01-19
HOU - Ottawa
80% AI deal score
$388
$279
Round trip
2027-01-09 – 2027-01-12
HOU - Ottawa
82% AI deal score
$426
$279
Round trip
2027-01-09 – 2027-01-22
HOU - Ottawa
79% AI deal score
$383
$286
Round trip
2027-01-09 – 2027-01-21
HOU - Ottawa
79% AI deal score
$382
$290
Round trip
2027-01-09 – 2027-01-28
HOU - Ottawa
78% AI deal score
$370
$290
Round trip
2026-12-15 – 2027-01-12
HOU - Ottawa
82% AI deal score
$451
$291
Round trip
2027-01-15 – 2027-02-02
HOU - Ottawa
78% AI deal score
$377
$294
Round trip
2027-01-15 – 2027-01-19
HOU - Ottawa
81% AI deal score
$430
$294
Round trip
2026-11-26 – 2026-12-08
HOU - Ottawa
79% AI deal score
$418
$313
Round trip

Houston to Ottawa: Overview

Insights for flights from Houston to Ottawa

A typical journey from Houston to Ottawa takes about 16h 20m, including connections. Since most itineraries connect at least once, this duration accounts for the time spent during layovers. The overall distance covered on this route is 2418 km, classifying it as a medium-haul flight.

For travelers looking for cheap flights from Houston to Ottawa, right now fares are significantly below the typical level. Prices for this route typically range from $560–$858, with a median of $706. Only 1% of recent fares were classified as a good price.

If you are wondering when is the cheapest time to fly from Houston to Ottawa, September stands out as the most affordable month, with a median fare of $706. July is another option, with a median fare of $1028. Considering these trends can help you plan your trip more economically.

When flying from Houston to Ottawa, most itineraries connect at least once. In fact, 0% of recent fares were non-stop, meaning all available options involved connections. The typical number of connections for these itineraries is 2.

How much is a round trip from Houston to Ottawa

Regular price: $315 - $571

Prices for flights from Houston to Ottawa are currently below the regular range.

The regular price range for this route is typically between $315 and $571. The current lowest deal is $279 with Frontier Airlines, for travel from January 9 to February 2.

now $279

Low $315

High $571

The cheapest time to fly from Houston to Ottawa

The cheapest month to fly from Houston to Ottawa is September, with a median price of $706. The most expensive month is July, with a median price of $1028. Prices are generally lower from July to September.

September

Cheapest

Flights from $706

July

Most Expensive

Flights from $1,028

Jul

Sep

Direct flights from Houston to Ottawa

Porter Airlines

JetBlue Airways

Frontier Airlines

United Airlines

Last-minute flights going from Houston to Ottawa

Mon, Nov 2

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

JetBlue Airways

$471

$465

One-way

Wed, Nov 25

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

JetBlue Airways

$480

$522

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$419

$358

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$401

$360

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$402

$378

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$403

$380

One-way

Biggest price drops on these dates for flights from Houston to Ottawa

4 nights

Dec 4 - Dec 8

$551 → $340

38%

2 nights

Dec 11 - Dec 13

$556 → $364

35%

3 nights

Dec 4 - Dec 7

$551 → $361

34%

4 nights

Dec 9 - Dec 13

$553 → $364

34%

Popular Airports to fly from Houston to Ottawa

Houston - Ottawa route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for flights from Houston to Ottawa are below the typical level at $279.

📅 Best time to fly

September and July are historically cheapest

Historically, September ($706) and July ($1028) offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 16h 20m

Connecting flights from Houston to Ottawa typically have a median duration of 16h 20m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting dominant, with a median of 2 stopovers for connecting flights.

🏆 Airline highlight

Frontier Airlines offers a recent deal

Frontier Airlines recently offered a flight for $279 from Houston to Ottawa.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Houston to Ottawa are historically rare.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a good option for flights from Houston to Ottawa.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$362

William P. Hobby (HOU)

William P. Hobby Airport (HOU) is an alternative for flights from Houston to Ottawa.

📍 ~16 km from city center (reachable by car)

💸 Flights from ~$640

Ottawa main airports to arrive at

Ottawa Macdonald–Cartier International (YOW)

Cheapest

Fly into Ottawa Macdonald–Cartier International to arrive directly in Ottawa from Houston.

📍 ~0 km from city center (reachable by car)

💸 Flights from ~$371

Airports nearby Ottawa used as alternative

Montréal–Pierre Elliott Trudeau International (YUL)

Consider Montreal (YUL) as a primary alternative hub without border issues for Ottawa travelers.

📍 ~160 km from Ottawa (reachable by car, but traffic can affect transit time)

💸 Flights from ~$455

Business & First Class Flight Deals to Ottawa

Discover luxury on the budget with premium cabin class on flights from Houston to Ottawa.

Elite

Best Elite deals to Ottawa

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From IAH

Elite

Dec 28

Ottawa, Canada

81% AI deal score

$2,289

$1,372

Save $917

Air Canada

Business Class

From IAH

Elite

Dec 24

Ottawa, Canada

80% AI deal score

$2,254

$1,410

Save $844

Air Canada

Business Class

From IAH

Elite

Dec 28

Ottawa, Canada

73% AI deal score

$2,271

$1,665

Save $606

Air Canada

Business Class

From IAH

Elite

Dec 24

Ottawa, Canada

73% AI deal score

$2,244

$1,703

Save $541

Air Canada

Business Class

From IAH

Elite

Dec 05

Ottawa, Canada

73% AI deal score

$2,239

$1,707

Save $532

Air Canada

Business Class

From IAH

Elite

Dec 05

Ottawa, Canada

73% AI deal score

$2,239

$1,707

Save $532

Air Canada

Business Class

From IAH

Elite

Dec 30

Ottawa, Canada

73% AI deal score

$2,400

$1,827

Save $573

Air Canada

Business Class

From IAH

Elite

Dec 22

Ottawa, Canada

72% AI deal score

$2,245

$1,827

Save $418

Air Canada

Business Class

From IAH

Elite

Dec 23

Ottawa, Canada

72% AI deal score

$2,251

$1,827

Save $424

Air Canada

Business Class

From IAH

Elite

Dec 31

Ottawa, Canada

72% AI deal score

$2,436

$1,938

Save $498

Air Canada

Business Class

From IAH

Elite

Dec 03

Ottawa, Canada

71% AI deal score

$2,166

$1,864

Save $302

Air Canada

Business Class

From IAH

Elite

Nov 12

Ottawa, Canada

71% AI deal score

$2,261

$1,925

Save $336

Air Canada

Business Class

Frequently Asked Questions About Flights to Ottawa

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites is often helpful. Setting up price alerts can also notify you when fares drop for your desired route.

Booking flights in advance, typically several weeks or months before your departure, can often result in better prices. However, prices can fluctuate, so monitoring fares over time may help you find a good deal. Avoid booking too close to your travel date, as prices usually increase.

Comparing nearby airports at both your origin and destination can sometimes uncover more affordable flight options. While it may add to your travel time, the potential savings on airfare can be significant. Always factor in the cost and convenience of ground transportation to and from these alternative airports.

Houston to Ottawa: Overview

Insights for flights from Houston to Ottawa

How much is a round trip from Houston to Ottawa

Regular price: $315 - $571

Prices for flights from Houston to Ottawa are currently below the regular range.

The regular price range for this route is typically between $315 and $571. The current lowest deal is $279 with Frontier Airlines, for travel from January 9 to February 2.

now $279

Low $315

High $571

The cheapest time to fly from Houston to Ottawa

September

Cheapest

Flights from $706

July

Most Expensive

Flights from $1,028

Jul

Sep

Direct flights from Houston to Ottawa

Porter Airlines

JetBlue Airways

Frontier Airlines

United Airlines

Last-minute flights going from Houston to Ottawa

Mon, Nov 2

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

JetBlue Airways

$471

$465

One-way

Wed, Nov 25

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

JetBlue Airways

$480

$522

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$419

$358

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$401

$360

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$402

$378

One-way

Thu, Nov 26

⌛ Last-Minute

IAH - Ottawa

Houston (IAH) - Ottawa (YOW)

Frontier Airlines, Porter Airlines

$403

$380

One-way

Biggest price drops on these dates for flights from Houston to Ottawa

4 nights

Dec 4 - Dec 8

$551 → $340

38%

2 nights

Dec 11 - Dec 13

$556 → $364

35%

3 nights

Dec 4 - Dec 7

$551 → $361

34%

4 nights

Dec 9 - Dec 13

$553 → $364

34%

Popular Airports to fly from Houston to Ottawa

Houston - Ottawa route insights

💸 Price insights

Recent fares are below the typical level

Recent fares for flights from Houston to Ottawa are below the typical level at $279.

📅 Best time to fly

September and July are historically cheapest

Historically, September ($706) and July ($1028) offer the lowest median prices for this route.

⏱️ Flight duration

Connecting flights average 16h 20m

Connecting flights from Houston to Ottawa typically have a median duration of 16h 20m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting dominant, with a median of 2 stopovers for connecting flights.

🏆 Airline highlight

Frontier Airlines offers a recent deal

Frontier Airlines recently offered a flight for $279 from Houston to Ottawa.

🎯 Booking tip

Deals are rare for this route

Deals for flights from Houston to Ottawa are historically rare.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport (IAH) is a good option for flights from Houston to Ottawa.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$362

William P. Hobby (HOU)

William P. Hobby Airport (HOU) is an alternative for flights from Houston to Ottawa.

📍 ~16 km from city center (reachable by car)

💸 Flights from ~$640

Ottawa main airports to arrive at

Ottawa Macdonald–Cartier International (YOW)

Cheapest

Fly into Ottawa Macdonald–Cartier International to arrive directly in Ottawa from Houston.

📍 ~0 km from city center (reachable by car)

💸 Flights from ~$371

Airports nearby Ottawa used as alternative

Montréal–Pierre Elliott Trudeau International (YUL)

Consider Montreal (YUL) as a primary alternative hub without border issues for Ottawa travelers.

Ottawa, Canada

71% AI deal score

$2,261

$1,925

Save $336

Air Canada

Business Class

Frequently Asked Questions About Flights to Ottawa

Cheap Flights from Houston to Ottawa

Today’s best flight deals from Houston to Ottawa

Houston to Ottawa: Overview

Insights for flights from Houston to Ottawa

How much is a round trip from Houston to Ottawa

The cheapest time to fly from Houston to Ottawa

Direct flights from Houston to Ottawa

Last-minute flights going from Houston to Ottawa

Biggest price drops on these dates for flights from Houston to Ottawa

Popular Airports to fly from Houston to Ottawa

Houston - Ottawa route insights

Recent fares are below the typical level

September and July are historically cheapest

Connecting flights average 16h 20m

Connecting flights are dominant

Frontier Airlines offers a recent deal

Deals are rare for this route

Houston main airports to depart from

Ottawa main airports to arrive at

Airports nearby Ottawa used as alternative

Business & First Class Flight Deals to Ottawa

Best Elite deals to Ottawa

Dec 28

Dec 24

Dec 28

Dec 24

Dec 05

Dec 05

Dec 30

Dec 22

Dec 23

Dec 31

Dec 03

Nov 12

Frequently Asked Questions About Flights to Ottawa

How can I find cheap flights from Houston to Ottawa?

When should I book flights from Houston to Ottawa?

Should I compare nearby airports for flights from Houston to Ottawa?

Are direct flights from Houston to Ottawa always the best option?

Can flexible travel dates help on Houston to Ottawa flights?

What extra costs should I check before booking Houston to Ottawa flights?

Related routes

More routes from Houston

Flights to Ottawa from other cities

Houston to Ottawa: Overview

Insights for flights from Houston to Ottawa

How much is a round trip from Houston to Ottawa

The cheapest time to fly from Houston to Ottawa

Direct flights from Houston to Ottawa

Last-minute flights going from Houston to Ottawa

Biggest price drops on these dates for flights from Houston to Ottawa

Popular Airports to fly from Houston to Ottawa

Houston - Ottawa route insights

Recent fares are below the typical level

September and July are historically cheapest

Connecting flights average 16h 20m

Connecting flights are dominant

Frontier Airlines offers a recent deal

Deals are rare for this route

Houston main airports to depart from

Ottawa main airports to arrive at

Airports nearby Ottawa used as alternative

Business & First Class Flight Deals to Ottawa

Best Elite deals to Ottawa

Dec 28

Dec 24

Dec 28

Dec 24

Dec 05

Dec 05

Dec 30

Dec 22

Dec 23

Dec 31

Dec 03

Nov 12

Frequently Asked Questions About Flights to Ottawa

How can I find cheap flights from Houston to Ottawa?

When should I book flights from Houston to Ottawa?

Should I compare nearby airports for flights from Houston to Ottawa?