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$125+ Cheap flights from Boston (BOS) to Ottawa (YOW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YOW
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Find cheap flights from Boston to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Boston Logan Intl to Ottawa are usually found in May or June, booked 57 days in advance, depart on a Friday or Thursday and return on a Sunday

Cheap flight deals from Boston to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Ottawa (YOW). 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 January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(Kiwi.com)

One-way from

$125
(Super.com)

Popular in

January

Cheapest in

May

Average price

$423

Good round-trip deal

$338 or less

Good one-way deal

$268 or less
Provider with most accurate pricing for Boston Logan Intl-Ottawa flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Ottawa flights.
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From Boston Logan Intl to Ottawa
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One-way flight from Boston Logan Intl to Ottawa
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Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Boston Logan Intl to Ottawa.
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Price to beat on a one-way flight from Boston Logan Intl to Ottawa.
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Find flight deals from Boston to Ottawa

Cheapest flights from Boston to Ottawa
Explore the most affordable flight options available from Boston to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/245:34 am
BOS
-
YOW
1 stop18h 51m
Multiple Airlines
Tue 1/277:00 am
YOW
-
BOS
1 stop16h 57m
Multiple Airlines
Deal found 1/10$251
This Kiwi.com deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/47:00 am
BOS
-
YOW
1 stop10h 13m
Multiple Airlines
Thu 2/57:00 am
YOW
-
BOS
1 stop4h 05m
Multiple Airlines
Deal found 1/12$272
This Kiwi.com deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:30 pm
BOS
-
YOW
Nonstop1h 33m
Multiple Airlines
Wed 3/47:00 am
YOW
-
BOS
1 stop10h 15m
Multiple Airlines
Deal found 1/11$273
This Kiwi.com deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:34 am
BOS
-
YOW
1 stop18h 51m
Multiple Airlines
Sun 2/84:40 pm
YOW
-
BOS
Nonstop1h 30m
Multiple Airlines
Deal found 1/10$274
This Trip.com deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/261:30 pm
BOS
-
YOW
1 stop6h 29m
Porter Airlines
Fri 1/307:00 am
YOW
-
BOS
1 stop4h 05m
Porter Airlines
Deal found 1/10$275
This Kiwi.com deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/73:30 pm
BOS
-
YOW
Nonstop1h 33m
Porter Airlines
Sun 2/84:40 pm
YOW
-
BOS
Nonstop1h 30m
Porter Airlines
Deal found 1/11$277
This Kiwi.com deal was found by Cheapflights users on 1/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/293:30 pm
BOS
-
YOW
Nonstop1h 33m
Porter Airlines
Sun 2/18:40 am
YOW
-
BOS
1 stop6h 05m
Porter Airlines
Deal found 1/11$278
This Kiwi.com deal was found by Cheapflights users on 1/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:23 pm
BOS
-
YOW
1 stop31h 02m
Multiple Airlines
Fri 2/64:40 pm
YOW
-
BOS
Nonstop1h 30m
Multiple Airlines
Deal found 1/12$279

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 12, 2026.
Use the filters below to find and compare flights from Boston to Ottawa that are best for you.

Fly from

Boston

Fly to

Ottawa

Route

Depart

Return

Price

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 2/4

7:00 am-5:13 pm

1 stop10h 13m

Ottawa

Thu 2/5

7:00 am-11:05 am

1 stop4h 05m

$272

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Mon 2/9

5:23 pm-12:25 am

1 stop31h 02m

Ottawa

Mon 2/16

4:40 pm-6:10 pm

Nonstop1h 30m

$276

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Tue 2/17

11:50 am-6:09 pm

1 stop6h 19m

Ottawa

Fri 2/20

6:50 am-11:05 am

1 stop4h 15m

$278

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 2/26

9:00 am-3:44 pm

1 stop6h 44m

Ottawa

Thu 3/5

4:55 pm-6:10 pm

Nonstop1h 15m

$278

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/29

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Sun 2/1

8:40 am-2:45 pm

1 stop6h 05m

$278

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Mon 2/2

5:23 pm-12:25 am

1 stop31h 02m

Ottawa

Fri 2/6

4:40 pm-6:10 pm

Nonstop1h 30m

$279

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 2/12

1:25 pm-6:09 pm

1 stop4h 44m

Ottawa

Sun 2/15

5:55 pm-10:05 pm

1 stop4h 10m

$284

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Fri 2/13

1:25 pm-6:09 pm

1 stop4h 44m

Ottawa

Wed 2/18

7:00 am-11:05 am

1 stop4h 05m

$284

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Mon 2/9

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Mon 2/16

8:40 am-12:40 pm

1 stop4h 00m

$287

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 2/12

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Mon 2/16

4:40 pm-6:10 pm

Nonstop1h 30m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 21 results
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Compare providers for flights from Boston to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Ottawa in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Ottawa flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Ottawa flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Ottawa flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

How far ahead should I book a flight from Boston to Ottawa?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Ottawa. Price data was last updated on January 9, 2026.

The price you pay for your flight from Boston to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Boston to Ottawa?

Currently, March is the cheapest month in which you can book a flight from Boston to Ottawa (average of $91). Flying from Boston to Ottawa in November is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to YOW?

Find hourly flight availability from Boston to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 12, 2026.

One of the essential ways to save on airfare from Boston to Ottawa is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 45% on airfare.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated January 12, 2026.
See what other customers who have flown with Porter Airlines, Air Transat, and Air Canada from Boston to Ottawa have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
407 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
407 reviews
Porter Airlines
8.0
Very good
407 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.7
Good
493 reviews
Porter Airlines
8.0
Very good
407 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,618 reviews
Porter Airlines
8.0
Very good
407 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Boston to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boston to Ottawa?

    You will need to book a flight from Boston Logan Intl to Ottawa if you want to fly from Boston to Ottawa. At least 3 different airlines have flights from Logan Intl (BOS) to Ottawa (YOW) on a regular basis. There is 1 flight to Ottawa from the Boston airport per day. If you manage to book one that is nonstop, then you can expect the flight time from BOS to YOW to be around 1h 28m.

  • How popular is this Boston to Ottawa flight route?

    Flights from Boston Logan Intl to Ottawa have been viewed 9 times in the past calendar month.

  • How long is the flight from Boston to Ottawa?

    For as low as $278, Porter Airlines can have you in Ottawa from Boston in 6h 19m. Airlines will cover a distance of 309 mi.

  • What are the cheapest airlines flying from Boston to Ottawa round-trip?

    Porter Airlines, at $144, was found to be the cheapest airline from Boston to Ottawa.Alternate airlines to your destination round-trip include Air Canada and Air Transat. Porter Airlines is currently priced 59% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Boston to Ottawa one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at $116. Air Canada flights start at $159 while deals on United Airlines start at $162 one-way.

  • What are the most reliable airlines from Boston to Ottawa?

    Before booking your flight to Ottawa from Boston, check out the most reliable airlines to get you to your destination on time: Porter Airlines (51%), Porter Airlines (51%), Air Transat( 51%).

  • What are the cheapest flights from Boston to Ottawa?

    Looking for the cheapest flight from Boston to Ottawa? While on average our users pay $401, our data indicates the cheapest price to be $152. The most popular route (Boston Logan Intl - Ottawa), is priced around $277.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • What is the cheapest month to book a flight from Boston to Ottawa?

    Currently, March is the cheapest month in which you can book a flight from Boston to Ottawa (average of $91). Flying from Boston to Ottawa in November is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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Top 3 airlines flying from Boston to Ottawa

Discover the top 3 airlines that operate flights from Boston to Ottawa. 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 2,558,603 searches. Data last updated January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$182Average$350FlexibilityNo cancel feeOn-time52%
Air TransatCheapest$238Average$392FlexibilityNo cancel feeOn-time50%
Air CanadaCheapest$357Average$543FlexibilityNo cancel feeOn-time67%

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