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$139+ Cheap flights from Ottawa (YOW) to Boston (BOS)

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BOS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Ottawa to Boston Logan Intl are usually found in April or May, booked 83 days in advance, depart on a Sunday or Thursday and return on a Friday

Cheap flight deals from Ottawa to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Boston (BOS). 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 September 15, 2025.

Round-trip from

$236
(FlightHub)

One-way from

$139
(Kiwi.com)

Popular in

January

Cheapest in

April

Average price

$339

Good round-trip deal

$346 or less

Good one-way deal

$160 or less
From Ottawa to Boston Logan Intl
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One-way flight from Ottawa to Boston Logan Intl
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Ottawa to Boston Logan Intl.
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Price to beat on a one-way flight from Ottawa to Boston Logan Intl.
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Find flight deals from Ottawa to Boston

Cheapest flights from Ottawa to Boston
Explore the most affordable flight options available from Ottawa to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This FlightHub deal was found by Cheapflights users on 9/13. 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.
Fri 10/106:00 pmYOW - BOS
1 stop4h 01mPorter Airlines
Mon 10/1312:40 pmBOS - YOW
1 stop5h 29mPorter Airlines
Deal found 9/13$236
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Tue 10/76:00 pmYOW - BOS
1 stop4h 01mPorter Airlines
Wed 10/2212:15 pmBOS - YOW
1 stop4h 19mPorter Airlines
Deal found 9/14$237
This Trip.com deal was found by Cheapflights users on 9/14. 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.
Fri 10/1711:00 amYOW - BOS
1 stop3h 41mPorter Airlines
Wed 10/2210:10 amBOS - YOW
1 stop6h 24mPorter Airlines
Deal found 9/14$239
This Trip.com deal was found by Cheapflights users on 9/14. 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.
Thu 10/911:00 amYOW - BOS
1 stop5h 51mPorter Airlines
Sat 10/1112:15 pmBOS - YOW
1 stop5h 54mPorter Airlines
Deal found 9/14$240
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Sun 10/51:15 pmYOW - BOS
1 stop6h 21mPorter Airlines
Sun 10/1212:15 pmBOS - YOW
1 stop5h 54mPorter Airlines
Deal found 9/14$244
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Fri 10/1011:00 amYOW - BOS
1 stop3h 41mPorter Airlines
Tue 10/143:30 pmBOS - YOW
Nonstop1h 28mPorter Airlines
Deal found 9/14$245
This FlightHub deal was found by Cheapflights users on 9/14. 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.
Fri 10/178:45 amYOW - BOS
2 stops13h 16mPorter Airlines
Fri 10/248:45 amBOS - YOW
1 stop4h 14mPorter Airlines
Deal found 9/14$263

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Boston 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 September 15, 2025.
Use the filters below to find and compare flights from Ottawa to Boston that are best for you.

Fly from

Ottawa

Fly to

Boston

Route

Depart

Return

Price

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Tue 10/7

6:00 pm-10:01 pm

1 stop4h 01m

Boston Logan Intl

Wed 10/22

12:15 pm-4:34 pm

1 stop4h 19m

$237

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 10/9

7:00 am-11:31 am

1 stop4h 31m

Boston Logan Intl

Tue 10/14

12:15 pm-4:34 pm

1 stop4h 19m

$240

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 10/9

11:00 am-2:41 pm

1 stop3h 41m

Boston Logan Intl

Sun 10/12

12:15 pm-6:09 pm

1 stop5h 54m

$240

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Sun 10/5

1:15 pm-7:36 pm

1 stop6h 21m

Boston Logan Intl

Sun 10/12

12:15 pm-6:09 pm

1 stop5h 54m

$244

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 10/10

11:00 am-2:41 pm

1 stop3h 41m

Boston Logan Intl

Tue 10/14

3:30 pm-4:58 pm

Nonstop1h 28m

$245

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 10/20

9:35 am-2:41 pm

1 stop5h 06m

Boston Logan Intl

Fri 10/24

8:45 am-5:35 pm

2 stops8h 50m

$263

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 10/17

8:45 am-10:01 pm

2 stops13h 16m

Boston Logan Intl

Fri 10/24

8:45 am-12:59 pm

1 stop4h 14m

$263

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 10/10

1:25 pm-4:51 pm

1 stop3h 26m

$139

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 10/9

9:35 am-2:41 pm

1 stop5h 06m

$146

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 10/13

9:35 am-2:41 pm

1 stop5h 06m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 16 results
1
2

Best time to book a flight from Ottawa to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ottawa 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 Ottawa to Boston

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

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Boston. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Ottawa to Boston, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to Boston (average of $218). Flying from Ottawa to Boston in July is currently the most expensive (average of $311). 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 YOW to BOS?

Find hourly flight availability from Ottawa to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

One of the essential ways to save on airfare from Ottawa to Boston is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 7% on airfare.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated September 15, 2025.
Read through reviews of airlines operating flights from Ottawa to Boston, such as Porter Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Food

7.6

Boarding

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Food

7.6

Boarding

8.1

Crew

8.6

Comfort

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Boston. 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 Ottawa to Boston?

    If you book a flight from Ottawa to Boston, you will be flying from Ottawa to Logan Intl. Flights to Boston Logan Intl (BOS) from Ottawa (YOW) take 1h 15m for a nonstop flight. There are 2 flights from Ottawa to Boston per day from 1 airline.

  • How popular is this Ottawa to Boston flight route?

    The Ottawa to Boston Logan Intl flight path was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ottawa to Boston?

    For as low as $237, Porter Airlines can have you in Boston from Ottawa in 4h 01m. Airlines will cover a distance of 309 mi.

  • What is the cheapest airline to fly from Ottawa to Boston round-trip?

    Porter Airlines, at $231, was found to be the cheapest airline from Ottawa to Boston.. This flight start at 27% lower than the current average price 3 months from now.

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

    The top 3 most reliable airlines when flying from Ottawa to Boston are Porter Airlines (70%), Porter Airlines (70%) and Air Transat (70%).

  • What are the cheapest flights from Ottawa to Boston?

    Looking for the cheapest flight from Ottawa to Boston? While on average our users pay $258, our data indicates the cheapest price to be $139. The most popular route (Ottawa - Boston Logan Intl), is priced around $236.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Boston 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 Ottawa to Boston?

    Currently, January is the cheapest month in which you can book a flight from Ottawa to Boston (average of $218). Flying from Ottawa to Boston in July is currently the most expensive (average of $311). 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 Boston?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Chelsea
Warwick
Peabody
Quincy
York Beach
Swansea
Old Orchard Beach
Brockton
Waltham

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Ottawa to Boston

Discover the top airline that operate flights from Ottawa to Boston. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$231Average$309FlexibilityNo cancel feeOn-time52%

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