$167+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BOS
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Ottawa to Boston 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”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Ottawa to Boston Logan Intl are usually found in November or August, booked 76 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Ottawa to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ottawa to BostonExplore 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 August 22, 2026.
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 August 22, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:20 pm -
Nonstop1h 30m
Mon 9/282:20 pm -
Nonstop1h 24m
Deal found 8/19![Porter Airlines logo]()
$286
This Gotogate deal was found by Cheapflights users on 8/20. 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 9/102:20 pm -
Nonstop1h 30m
Sun 9/132:20 pm -
Nonstop1h 24m
Deal found 8/20![Porter Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Fri 9/183:30 pm -
1 stop5h 25m
Mon 9/216:30 pm -
1 stop11h 05m
Deal found 8/21![Multiple Airlines logo]()
$291
This Flightnetwork deal was found by Cheapflights users on 8/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:20 pm -
Nonstop1h 30m
Wed 9/232:20 pm -
Nonstop1h 24m
Deal found 8/19![Porter Airlines logo]()
$293
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:00 pm -
1 stop4h 57m
Wed 9/233:35 pm -
1 stop5h 09m
Deal found 8/17![Air Canada logo]()
$296
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:30 pm -
1 stop5h 25m
Mon 9/147:00 am -
1 stop5h 52m
Deal found 8/19![Porter Airlines logo]()
$299
This FlightHub deal was found by Cheapflights users on 8/21. 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 9/262:20 pm -
Nonstop1h 30m
Tue 9/292:20 pm -
Nonstop1h 24m
Deal found 8/21![Porter Airlines logo]()
$300
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:30 pm -
1 stop5h 25m
Sun 9/2011:10 am -
1 stop4h 17m
Deal found 8/19![Porter Airlines logo]()
$301
Best flights from Ottawa to BostonDiscover carefully curated flight deals from Ottawa to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Ottawa to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This FlightHub deal was found by Cheapflights users on 8/20. 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 9/132:20 pm -
Nonstop1h 30m
Mon 9/147:30 pm -
1 stop4h 55m
Deal found 8/20![Porter Airlines logo]()
$309
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:00 pm -
1 stop4h 57m
Sun 9/135:50 am -
1 stop3h 34m
Deal found 8/17![Air Canada logo]()
$311
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:00 am -
3 stops13h 19m
Thu 9/177:46 am -
1 stop6h 13m
Deal found 8/18![United Airlines logo]()
$346
This Trip.com deal was found by Cheapflights users on 8/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:20 pm -
Nonstop1h 30m
Sun 9/132:20 pm -
Nonstop1h 24m
Deal found 8/17![Air Transat logo]()
$346
This Mytrip deal was found by Cheapflights users on 8/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:25 pm -
3 stops23h 15m
Sun 10/46:30 pm -
2 stops20h 25m
Deal found 8/21![Multiple Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am -
1 stop4h 18m
Mon 9/148:30 pm -
1 stop12h 41m
Deal found 8/20![United Airlines logo]()
$346
This Porter Airlines deal was found by Cheapflights users on 8/19. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:30 am -
2 stops12h 25m
Wed 9/237:00 am -
1 stop4h 27m
Deal found 8/19![Porter Airlines logo]()
$373
This Porter Airlines deal was found by Cheapflights users on 8/17. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:30 am -
2 stops11h 11m
Thu 10/2211:10 am -
1 stop6h 42m
Deal found 8/17![Porter Airlines logo]()
$492
This Porter Airlines deal was found by Cheapflights users on 8/18. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:30 pm -
Nonstop1h 30m
Sat 10/173:55 pm -
Nonstop1h 28m
Deal found 8/18![Porter Airlines logo]()
$492
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop4h 17m
Thu 10/296:00 am -
2 stops11h 20m
Deal found 8/17![United Airlines logo]()
$584
Last-minute flights from Ottawa to BostonDiscover last-minute flight deals from Ottawa to Boston. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Ottawa to Boston. Data last updated August 22, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 8/20. 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 9/102:20 pm -
Nonstop1h 30m
Sun 9/132:20 pm -
Nonstop1h 24m
Deal found 8/20![Porter Airlines logo]()
$289
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/113:30 pm -
1 stop5h 25m
Mon 9/147:00 am -
1 stop5h 52m
Deal found 8/19![Porter Airlines logo]()
$299
This Flightnetwork deal was found by Cheapflights users on 8/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:20 pm -
Nonstop1h 30m
Wed 9/232:20 pm -
Nonstop1h 24m
Deal found 8/19![Porter Airlines logo]()
$293
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:00 pm -
1 stop4h 57m
Wed 9/233:35 pm -
1 stop5h 09m
Deal found 8/17![Air Canada logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Fri 9/183:30 pm -
1 stop5h 25m
Mon 9/216:30 pm -
1 stop11h 05m
Deal found 8/21![Multiple Airlines logo]()
$291
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:30 pm -
1 stop5h 25m
Sun 9/2011:10 am -
1 stop4h 17m
Deal found 8/19![Porter Airlines logo]()
$301
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:20 pm -
Nonstop1h 30m
Mon 9/282:20 pm -
Nonstop1h 24m
Deal found 8/19![Porter Airlines logo]()
$286
This FlightHub deal was found by Cheapflights users on 8/21. 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 9/262:20 pm -
Nonstop1h 30m
Tue 9/292:20 pm -
Nonstop1h 24m
Deal found 8/21![Porter Airlines logo]()
$300
One-way flights from Ottawa to BostonSearch for one-way flight options from Ottawa to Boston. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Ottawa to Boston. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:20 pm -
Nonstop1h 30m
Deal found 8/17![Porter Airlines logo]()
$167
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:20 pm -
Nonstop1h 30m
Deal found 8/19![Porter Airlines logo]()
$170
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:55 am -
1 stop4h 07m
Deal found 8/17![Air Canada logo]()
$173
This Super.com deal was found by Cheapflights users on 8/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:30 am -
1 stop3h 45m
Deal found 8/17![Porter Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/172:20 pm -
Nonstop1h 30m
Deal found 8/18![Porter Airlines logo]()
$175
This Trip.com deal was found by Cheapflights users on 8/18. 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 9/183:30 pm -
1 stop5h 25m
Deal found 8/18![Porter Airlines logo]()
$179
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:05 am -
1 stop6h 42m
Deal found 8/17![United Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:00 am -
3 stops17h 30m
Deal found 8/19![United Airlines logo]()
$202
Find 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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $286 (Cheapflightsfares) |
One-way from | $167 (Cheapflightsfares) |
Popular in | February |
Cheapest in | November |
Average price | $313 |
Good round-trip deal | $283 or less |
Good one-way deal | $187 or less |
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 7,457,451 searches. Data last updated August 22, 2026.
Use the filters below to find and compare flights from Ottawa to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Sun 9/13
2:20 pm-3:50 pm
Nonstop1h 30m
Boston Logan Intl
Mon 9/14
7:30 pm-12:25 am
1 stop4h 55m
$309
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Thu 9/10
2:00 pm-6:57 pm
1 stop4h 57m
Boston Logan Intl
Sun 9/13
5:50 am-9:24 am
1 stop3h 34m
$311
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Tue 9/15
6:00 am-7:19 pm
3 stops13h 19m
Boston Logan Intl
Thu 9/17
7:46 am-1:59 pm
1 stop6h 13m
$346
Quickest round-trip
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Thu 9/10
2:20 pm-3:50 pm
Nonstop1h 30m
Boston Logan Intl
Sun 9/13
2:20 pm-3:44 pm
Nonstop1h 24m
$346
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Sun 9/13
6:00 am-10:18 am
1 stop4h 18m
Boston Logan Intl
Mon 9/14
8:30 pm-9:11 am
1 stop12h 41m
$346
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Wed 9/16
8:30 am-8:55 pm
2 stops12h 25m
Boston Logan Intl
Wed 9/23
7:00 am-11:27 am
1 stop4h 27m
$373
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Thu 10/1
6:25 pm-5:40 pm
3 stops23h 15m
Boston Logan Intl
Sun 10/4
6:30 pm-2:55 pm
2 stops20h 25m
$459
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Sun 10/18
8:30 am-7:41 pm
2 stops11h 11m
Boston Logan Intl
Thu 10/22
11:10 am-5:52 pm
1 stop6h 42m
$492
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Thu 10/15
2:30 pm-4:00 pm
Nonstop1h 30m
Boston Logan Intl
Sat 10/17
3:55 pm-5:23 pm
Nonstop1h 28m
$492
OttawaBoston
YOW Ottawa - BOS Boston Logan Intl
YOWBOS
Ottawa
Sun 10/25
6:00 am-10:17 am
1 stop4h 17m
Boston Logan Intl
Thu 10/29
6:00 am-5:20 pm
2 stops11h 20m
$584
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ottawa to Boston
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 Ottawa to Boston in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ottawa-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ottawa-Boston flights, Cheapflights users trust FlightHub the most. FlightHub 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 Ottawa-Boston 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 Ottawa to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Ottawa with our price prediction graph.
YOW-BOS
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
Prices
Airlines
How far ahead should I book a flight from Ottawa to Boston?
To ensure you get the cheapest price possible for a flight from Ottawa to Boston, you should look to book at least 90 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, November is the cheapest month in which you can book a flight from Ottawa to Boston (average of $304). Flying from Ottawa to Boston in February is currently the most expensive (average of $380). 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 August 22, 2026.
When flying from Ottawa to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 August 22, 2026.
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.
Entertainment
6.9
Crew
8.6
Comfort
8.0
Boarding
8.2
Overall
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentRegan,Aug 2026
YYZ - YVR
Entertainment
6.9
Crew
8.6
Comfort
8.0
Boarding
8.2
Overall
8.0
Food
7.6
Reviews
1 / 20
10.0
ExcellentRegan,Aug 2026
YYZ - YVR
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.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Revere
Fitchburg
Swansea
North Falmouth
Braintree
Sandwich
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.
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Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ottawa to Boston by cabin class
Find flights from Ottawa to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ottawa and Boston flights
Browse other Ottawa and Boston flight options. Last updated on August 22, 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 August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$230 | Average$370 | FlexibilityNo cancel fee | On-time52% |