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$109+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — YOW
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Find cheap flights from Boston to Ottawa with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Boston Logan Intl to Ottawa are usually found in May or June, booked 35 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap 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 December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/293:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Fri 1/94:35 pmYOW - BOS
1 stop3h 55mPorter Airlines
Deal found 12/16$418
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/293:40 pmBOS - YOW
Nonstop1h 29mMultiple Airlines
Fri 1/97:15 pmYOW - BOS
3 stops36h 38mMultiple Airlines
Deal found 12/16$447
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/293:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Fri 1/24:35 pmYOW - BOS
1 stop17h 00mPorter Airlines
Deal found 12/16$512
This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Sat 12/274:45 pmYOW - BOS
Nonstop1h 26mPorter Airlines
Deal found 12/16$556
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/273:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Thu 1/14:40 pmYOW - BOS
Nonstop1h 30mPorter Airlines
Deal found 12/17$563
This Gotogate deal was found by Cheapflights users on 12/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Sat 12/274:45 pmYOW - BOS
Nonstop1h 26mPorter Airlines
Deal found 12/16$565
This FlightHub deal was found by Cheapflights users on 12/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:40 pmBOS - YOW
Nonstop1h 29mPorter Airlines
Sun 1/48:55 pmYOW - BOS
1 stop15h 45mPorter Airlines
Deal found 12/16$581

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$203
(Mytrip)

One-way from

$109
(Kiwi.com)

Popular in

November

Cheapest in

May

Average price

$361

Good round-trip deal

$425 or less

Good one-way deal

$165 or less
Provider with most accurate pricing for Boston Logan Intl-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Ottawa flights.
Search Deals
From Boston Logan Intl to Ottawa
Search Deals
One-way flight from Boston Logan Intl to Ottawa
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Ottawa.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to Ottawa.
Search Deals

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 December 18, 2025.
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

Thu 1/22

5:34 am-12:25 am

1 stop18h 51m

Ottawa

Sun 1/25

4:20 pm-4:28 pm

3 stops24h 08m

$203

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 1/21

5:34 am-5:25 pm

1 stop11h 51m

Ottawa

Sun 1/25

4:20 pm-4:28 pm

3 stops24h 08m

$218

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Fri 1/30

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Sun 2/1

4:20 pm-11:57 pm

3 stops31h 37m

$254

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Thu 1/8

5:34 am-12:25 am

1 stop18h 51m

Ottawa

Sun 1/11

4:20 pm-11:57 pm

3 stops31h 37m

$260

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 1/21

5:34 am-5:25 pm

1 stop11h 51m

Ottawa

Sat 1/24

8:40 am-2:45 pm

1 stop6h 05m

$273

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Fri 1/9

3:30 pm-5:03 pm

Nonstop1h 33m

Ottawa

Sun 1/11

4:20 pm-11:57 pm

3 stops31h 37m

$275

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Mon 3/30

3:30 pm-4:59 pm

Nonstop1h 29m

$129

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Tue 3/31

3:30 pm-4:59 pm

Nonstop1h 29m

$129

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Tue 1/6

9:00 am-3:04 pm

1 stop6h 04m

$133

BostonOttawa

BOS - YOW

BOSYOW

Boston Logan Intl

Wed 1/7

2:30 pm-4:03 pm

Nonstop1h 33m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 17 results
1
2

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 December.
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 December 12, 2025.

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 35 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 December 18, 2025.

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 at noon could potentially save you up to 77% 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 December 18, 2025.
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
399 reviews

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

7.9

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
399 reviews
Porter Airlines
8.0
Very good
399 reviews

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

7.9

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
7.8
Good
483 reviews
Porter Airlines
8.0
Very good
399 reviews

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

7.9

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
10,533 reviews
Porter Airlines
8.0
Very good
399 reviews

Entertainment

7.0

Food

7.6

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

7.9

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 are 2 flights 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 29m.

  • 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.

  • 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 $115. Air Transat flights start at $134 while deals on Air Canada start at $159 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 (56%), Porter Airlines (56%), Air Transat( 56%).

  • What are the cheapest flights from Boston to Ottawa?

    Looking for the cheapest flight from Boston to Ottawa? While on average our users pay $353, our data indicates the cheapest price to be $115. The most popular route (Boston Logan Intl - Ottawa), is priced around $203.

  • 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$177Average$350FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$217Average$543FlexibilityNo cancel feeOn-time67%
Air TransatCheapest$238Average$376FlexibilityNo cancel feeOn-time50%

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