Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ottawa to Boston from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Boston departing on 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ottawa to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
4:35 pm - 10:05 pmYOW-BOS
5h 30m1 stop
Porter Airlines Logo
1:25 pm - 5:29 pmBOS-YOW
4h 04m1 stop
$242Porter Airlines
Find Deal
Thu, Jan 15 - Sat, Jan 17
Porter Airlines Logo
8:40 am - 2:55 pmYOW-BOS
6h 15m1 stop
Porter Airlines Logo
7:00 am - 11:29 amBOS-YOW
4h 29m1 stop
$243Porter Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Porter Airlines Logo
4:35 pm - 10:05 pmYOW-BOS
5h 30m1 stop
Porter Airlines Logo
7:00 am - 11:29 amBOS-YOW
4h 29m1 stop
$244Porter Airlines
Find Deal
Mon, Nov 10 - Tue, Nov 11
Porter Airlines Logo
4:35 pm - 10:05 pmYOW-BOS
5h 30m1 stop
Porter Airlines Logo
1:25 pm - 7:54 pmBOS-YOW
6h 29m1 stop
$245Porter Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Porter Airlines Logo
4:45 pm - 6:11 pmYOW-BOS
1h 26mnonstop
Porter Airlines Logo
3:40 pm - 5:06 pmBOS-YOW
1h 26mnonstop
$246Porter Airlines
Find Deal
Mon, Nov 10 - Tue, Nov 11
Porter Airlines Logo
8:40 am - 2:55 pmYOW-BOS
6h 15m1 stop
Porter Airlines Logo
7:00 am - 11:29 amBOS-YOW
4h 29m1 stop
$247Porter Airlines
Find Deal
Fri, Nov 21 - Tue, Nov 25
Porter Airlines Logo
4:35 pm - 10:05 pmYOW-BOS
5h 30m1 stop
Porter Airlines Logo
7:00 am - 11:29 amBOS-YOW
4h 29m1 stop
$248Porter Airlines
Find Deal
Tue, Nov 4 - Tue, Nov 11
Porter Airlines Logo
4:45 pm - 6:11 pmYOW-BOS
1h 26mnonstop
Porter Airlines Logo
3:40 pm - 5:06 pmBOS-YOW
1h 26mnonstop
$249Porter Airlines
Find Deal
Fri, Nov 21 - Mon, Nov 24
Multiple Airlines Logo
4:35 pm - 10:05 pmYOW-BOS
5h 30m1 stop
Multiple Airlines Logo
6:16 am - 5:25 pmBOS-YOW
11h 09m1 stop
$271Multiple Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
United Airlines Logo
5:55 pm - 10:47 pmYOW-BOS
4h 52m1 stop
United Airlines Logo
5:30 am - 6:55 pmBOS-YOW
13h 25m1 stop
$282United Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10

Porter Airlines flights from Ottawa to Boston

Our best Porter Airlines deals on Ottawa to Boston flight tickets
Porter Airlines
Jan 15
YOW4:35 pmOttawa
5h 30m
1 stop
BOS10:05 pmBoston Logan Intl
Jan 17
BOS1:25 pmBoston Logan Intl
4h 04m
1 stop
YOW5:29 pmOttawa
$242
Find similar
Porter Airlines
Nov 21
YOW8:40 amOttawa
6h 15m
1 stop
BOS2:55 pmBoston Logan Intl
Nov 28
BOS7:00 amBoston Logan Intl
4h 29m
1 stop
YOW11:29 amOttawa
$243
Find similar
Porter Airlines
Nov 10
YOW4:35 pmOttawa
5h 30m
1 stop
BOS10:05 pmBoston Logan Intl
Nov 11
BOS7:00 amBoston Logan Intl
4h 29m
1 stop
YOW11:29 amOttawa
$244
Find similar

American Airlines flights from Ottawa to Boston

Our best American Airlines deals on Ottawa to Boston flight tickets
American Airlines
Oct 19
YOW7:00 amOttawa
14h 48m
2 stops
BOS9:48 pmBoston Logan Intl
Oct 22
BOS7:30 amBoston Logan Intl
13h 30m
2 stops
YOW9:00 pmOttawa
$507
Find similar
American Airlines
Oct 14
YOW7:00 amOttawa
15h 19m
2 stops
BOS10:19 pmBoston Logan Intl
Oct 16
BOS11:05 amBoston Logan Intl
9h 55m
2 stops
YOW9:00 pmOttawa
$641
Find similar
American Airlines
Oct 10
YOW7:00 amOttawa
25h 15m
2 stops
BOS8:15 amBoston Logan Intl
Oct 14
BOS8:20 pmBoston Logan Intl
24h 40m
2 stops
YOW9:00 pmOttawa
$851
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 9, 2025.
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

Price

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Thu 1/15

4:35 pm-10:05 pm

1 stop5h 30m

Boston Logan Intl

Sat 1/17

1:25 pm-5:29 pm

1 stop4h 04m

$242

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 11/21

8:40 am-2:55 pm

1 stop6h 15m

Boston Logan Intl

Fri 11/28

7:00 am-11:29 am

1 stop4h 29m

$243

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 11/10

4:35 pm-10:05 pm

1 stop5h 30m

Boston Logan Intl

Tue 11/11

7:00 am-11:29 am

1 stop4h 29m

$244

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Wed 11/5

4:35 pm-10:05 pm

1 stop5h 30m

Boston Logan Intl

Wed 11/12

1:25 pm-7:54 pm

1 stop6h 29m

$245

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Mon 11/10

4:45 pm-6:11 pm

Nonstop1h 26m

Boston Logan Intl

Tue 11/11

3:40 pm-5:06 pm

Nonstop1h 26m

$246

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 11/21

8:40 am-2:55 pm

1 stop6h 15m

Boston Logan Intl

Tue 11/25

7:00 am-11:29 am

1 stop4h 29m

$247

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Tue 11/4

4:35 pm-10:05 pm

1 stop5h 30m

Boston Logan Intl

Tue 11/11

7:00 am-11:29 am

1 stop4h 29m

$248

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 11/21

4:45 pm-6:11 pm

Nonstop1h 26m

Boston Logan Intl

Mon 11/24

3:40 pm-5:06 pm

Nonstop1h 26m

$249

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Wed 11/5

4:35 pm-10:05 pm

1 stop5h 30m

Boston Logan Intl

Wed 11/12

6:16 am-5:25 pm

1 stop11h 09m

$271

OttawaBoston

YOW - BOS

YOWBOS

Ottawa

Fri 11/7

5:55 pm-10:47 pm

1 stop4h 52m

Boston Logan Intl

Mon 11/10

5:30 am-6:55 pm

1 stop13h 25m

$282

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Boston from

How to get the cheapest flight ticket from Ottawa to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ottawa and Boston?

What is the cheapest month to fly to Boston?

In general, April is the cheapest month to fly from Ottawa to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $260. If you aren’t able to travel during the month of April, then book flights to Boston from Ottawa during May instead. Flights to Boston in May, while not as cheap as those in April, still average around $272.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Ottawa to Boston is on a Sunday when prices can be found for as low as $280. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Monday is $464.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the morning. momondo users have found flights departing from Ottawa to Boston in the morning for as low as $293. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Boston, so prices are often more expensive at around $305 per ticket.

What is the cheapest Ottawa to Boston Logan Intl flight route?

Fly from Ottawa to Boston Logan Intl for the best Ottawa - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $321 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Ottawa for as low as $265 on momondo.

What cabin class options are available on Ottawa to Boston Logan Intl flights?

There are 2 cabin classes available to choose from on Ottawa to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Ottawa to Boston flight prices changed over time?

As of October 2025, prices for Ottawa to Boston flights are approximately 3% cheaper when compared to flights at the same time last year.

When to book flights from Ottawa to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to Boston according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to Boston (YOW to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Boston

Best Price Found

$172

Fastest flight time

1h 15m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Ottawa in the past 72 hours is $172. The best round-trip flight deal from Ottawa to Boston found on momondo in the last 72 hours is $361.
The fastest flight from Ottawa to Boston takes 1h 15m
Direct flights go from Ottawa to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • How far is Ottawa to Boston Logan Intl by plane?

    The distance between Ottawa and Boston Logan Intl is about 312.5 mi. In terms of flight time, this usually takes a little over 1h 15m.

  • When did momondo last update prices for flights from Ottawa Airport to Boston Logan Intl Airport?

    Prices for flights from Ottawa Airport to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Ottawa Airport to Boston Logan Intl Airport?

  • How old do you have to be to fly from Ottawa Airport to Boston Logan Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Ottawa to Boston?

  • What is the most popular airline from Ottawa to Boston?

Best airlines flying from Ottawa to Boston

Compare and see reviews for airlines that fly from Ottawa to Boston with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $233Free CancellationRating
7.9
377 reviews
Search Porter Airlines flights

  • Porter Airlines Flights From Ottawa to Boston

    Porter Airlines flight deals from Ottawa to Boston start from $233 round-trip. Over the 5 Porter Airlines flights for this route in a normal week, average airfare is usually $310 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Chatham
Sturbridge

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Boston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ottawa to Boston. momondo saves you time and could save you money on your trip.

Can I find flights from Ottawa to Boston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ottawa to Boston flights to just show those with flexible booking policies.

How can momondo help me find flights from Ottawa to Boston?

momondo provides multiple filters to help you find the best flight to Boston from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ottawa to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Ottawa and alert you when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/8
Sat 11/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States