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Cheap flights from Boston to Colombo from $437

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Colombo departing on 9/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Colombo (BOS-CMB)

Cheap round-trip flights

Cathay Pacific Logo
1:40 am - 11:30 pmBOS-CMB
36h 20m1 stop
Cathay Pacific Logo
12:50 am - 11:00 pmCMB-BOS
31h 40m1 stop
$746Cathay Pacific
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Thu, Oct 2 - Sat, Oct 25
Cathay Pacific Logo
1:40 am - 11:30 pmBOS-CMB
36h 20m1 stop
Cathay Pacific Logo
12:50 am - 11:00 pmCMB-BOS
31h 40m1 stop
$748Cathay Pacific
Find Deal
Tue, Sep 9 - Sun, Oct 12
IndiGo Logo
9:35 pm - 8:45 amBOS-CMB
25h 40m2 stops
IndiGo Logo
9:55 pm - 7:40 pmCMB-BOS
31h 15m2 stops
$915IndiGo
Find Deal
Wed, Sep 10 - Mon, Oct 13
Etihad Airways Logo
4:30 pm - 8:35 pmBOS-CMB
18h 35m1 stop
Etihad Airways Logo
4:05 am - 2:55 pmCMB-BOS
20h 20m1 stop
$925Etihad Airways
Find Deal
Wed, Sep 10 - Mon, Oct 13
Etihad Airways Logo
4:30 pm - 8:35 pmBOS-CMB
18h 35m1 stop
Etihad Airways Logo
4:30 pm - 2:55 pmCMB-BOS
31h 55m1 stop
$939Etihad Airways
Find Deal
Mon, Sep 15 - Tue, Sep 30
IndiGo Logo
9:35 pm - 8:45 amBOS-CMB
25h 40m2 stops
IndiGo Logo
9:55 pm - 7:40 pmCMB-BOS
31h 15m2 stops
$951IndiGo
Find Deal
Sat, Oct 11 - Sat, Oct 18
Qatar Airways Logo
10:00 pm - 2:05 amBOS-CMB
18h 35m1 stop
Qatar Airways Logo
4:15 am - 2:55 pmCMB-BOS
20h 10m1 stop
$952Qatar Airways
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Wed, Oct 22 - Mon, Oct 27
Turkish Airlines Logo
8:00 pm - 6:20 amBOS-CMB
23h 50m1 stop
Turkish Airlines Logo
8:00 am - 7:05 pmCMB-BOS
20h 35m1 stop
$971Turkish Airlines
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Mon, Jan 19 - Wed, Mar 18
Qatar Airways Logo
10:00 pm - 2:05 amBOS-CMB
18h 35m1 stop
Qatar Airways Logo
8:20 pm - 3:05 pmCMB-BOS
28h 15m1 stop
$1,029Qatar Airways
Find Deal
Sat, Oct 11 - Sat, Oct 18
Turkish Airlines Logo
8:00 pm - 6:20 amBOS-CMB
23h 50m1 stop
Turkish Airlines Logo
10:00 pm - 7:05 pmCMB-BOS
30h 35m1 stop
$1,053Turkish Airlines
Find Deal
Mon, Jan 12 - Sun, Mar 22

American Airlines flights from Boston to Colombo Bandaranaike Intl Airport

Our best American Airlines deals on Boston to Colombo Bandaranaike Intl Airport flight tickets
American Airlines
Sep 21
BOS3:46 pmBoston Logan Intl
25h 49m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 28
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$1,041
Find similar
American Airlines
Sep 10
BOS4:50 pmBoston Logan Intl
23h 45m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Oct 12
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$1,044
Find similar
American Airlines
Nov 2
BOS7:00 amBoston Logan Intl
33h 15m
2 stops
CMB2:45 amColombo Bandaranaike Intl
Nov 8
CMB3:25 amColombo Bandaranaike Intl
29h 10m
2 stops
BOS10:05 pmBoston Logan Intl
$1,047
Find similar

Cathay Pacific flights from Boston to Colombo Bandaranaike Intl Airport

Our best Cathay Pacific deals on Boston to Colombo Bandaranaike Intl Airport flight tickets
Cathay Pacific
Oct 2
BOS1:40 amBoston Logan Intl
36h 20m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Oct 25
CMB12:50 amColombo Bandaranaike Intl
31h 40m
1 stop
BOS11:00 pmBoston Logan Intl
$746
Find similar
Cathay Pacific
Sep 9
BOS1:40 amBoston Logan Intl
36h 20m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Oct 12
CMB12:50 amColombo Bandaranaike Intl
31h 40m
1 stop
BOS11:00 pmBoston Logan Intl
$748
Find similar
Cathay Pacific
Sep 5
BOS1:40 amBoston Logan Intl
36h 20m
1 stop
CMB11:30 pmColombo Bandaranaike Intl
Sep 19
CMB12:50 amColombo Bandaranaike Intl
31h 40m
1 stop
BOS11:00 pmBoston Logan Intl
$763
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Colombo Bandaranaike Intl Airport 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 August 28, 2025.
Use the filters below to find and compare flights from Boston to Colombo Bandaranaike Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 10/2

1:40 am-11:30 pm

1 stop36h 20m

Colombo Bandaranaike Intl

Sat 10/25

12:50 am-11:00 pm

1 stop31h 40m

$746

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 9/9

1:40 am-11:30 pm

1 stop36h 20m

Colombo Bandaranaike Intl

Sun 10/12

12:50 am-11:00 pm

1 stop31h 40m

$748

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 9/10

9:35 pm-8:45 am

2 stops25h 40m

Colombo Bandaranaike Intl

Mon 10/13

9:55 pm-7:40 pm

2 stops31h 15m

$915

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 9/10

4:30 pm-8:35 pm

1 stop18h 35m

Colombo Bandaranaike Intl

Mon 10/13

4:05 am-2:55 pm

1 stop20h 20m

$925

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 9/15

4:30 pm-8:35 pm

1 stop18h 35m

Colombo Bandaranaike Intl

Tue 9/30

4:30 pm-2:55 pm

1 stop31h 55m

$939

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sat 10/11

9:35 pm-8:45 am

2 stops25h 40m

Colombo Bandaranaike Intl

Sat 10/18

9:55 pm-7:40 pm

2 stops31h 15m

$951

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 10/22

10:00 pm-2:05 am

1 stop18h 35m

Colombo Bandaranaike Intl

Mon 10/27

4:15 am-2:55 pm

1 stop20h 10m

$952

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 1/19

8:00 pm-6:20 am

1 stop23h 50m

Colombo Bandaranaike Intl

Wed 3/18

8:00 am-7:05 pm

1 stop20h 35m

$971

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Sat 10/11

10:00 pm-2:05 am

1 stop18h 35m

Colombo Bandaranaike Intl

Sat 10/18

8:20 pm-3:05 pm

1 stop28h 15m

$1,029

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Mon 1/12

8:00 pm-6:20 am

1 stop23h 50m

Colombo Bandaranaike Intl

Sun 3/22

10:00 pm-7:05 pm

1 stop30h 35m

$1,053

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colombo from

How to get the cheapest flight ticket from Boston to Colombo Bandaranaike Intl Airport

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 cheapest month to fly to Colombo Bandaranaike Intl Airport?

If you aren’t able to travel during the month of March, then book flights to Colombo Bandaranaike Intl Airport from Boston during April instead. Flights to Colombo Bandaranaike Intl Airport in April, while not as cheap as those in March, still average around $966.

What is the cheapest day to depart on your flight to Colombo Bandaranaike Intl Airport?

On average, the least expensive day to fly to Colombo Bandaranaike Intl Airport from Boston is on a Monday. momondo users have found tickets for Monday departures for as low as $1,458. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Colombo Bandaranaike Intl Airport for around $1,639.

What is the cheapest time of day to depart on your flight to Colombo Bandaranaike Intl Airport?

At noon is the cheapest time of day to fly from Boston to Colombo Bandaranaike Intl Airport when you can find flight prices for as low as $1,307. Flying to Colombo Bandaranaike Intl Airport at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Colombo Bandaranaike Intl Airport, so prices are often more expensive at around $1,509 per ticket.

How far in advance should I book a flight to Colombo Bandaranaike Intl Airport?

You are more likely to see cheaper flights to Colombo Bandaranaike Intl Airport from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo Bandaranaike Intl Airport for around $1,138 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo Bandaranaike Intl Airport from Boston for as low as $1,033 on momondo.

Can stopping save me money on Boston to Colombo Bandaranaike Intl Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Boston to Colombo Bandaranaike Intl Airport flight.

How have Boston to Colombo Bandaranaike Intl Airport flight prices changed over time?

When to book flights from Boston to Colombo Bandaranaike Intl Airport

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

Cheap Boston to Colombo Bandaranaike Intl Airport (BOS to CMB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Colombo Bandaranaike Intl Airport

Direct flights

None
There are no direct flights from Boston to Colombo Bandaranaike Intl Airport. There are no popular flight routes from Boston to Colombo Bandaranaike Intl Airport.
Search flight deals

  • How far is Boston Logan Intl to Colombo Bandaranaike Intl by plane?

    Boston Logan Intl and Colombo Bandaranaike Intl are 8549.4 mi apart from one another. Flights usually cover this in 18h 10m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Colombo Bandaranaike Intl Airport.

  • What documentation or ID do you need to fly to Colombo Bandaranaike Intl Airport?

    The necessary travel and health documents for your Colombo Bandaranaike Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Colombo Bandaranaike Intl Airport?

Best airlines flying from Boston to Colombo Bandaranaike Intl Airport

Compare and see reviews for airlines that fly from Boston to Colombo Bandaranaike Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $747Free CancellationRating
7.6
977 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $854Free CancellationRating
7.4
1,241 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $919Free CancellationRating
7.4
3,611 reviews
Search Qatar Airways flights
British AirwaysPriceFrom $2,502Free CancellationRating
6.7
7,316 reviews
Search British Airways flights

Traveling to a place near Colombo?

Book flights to Colombo if you plan to visit one of these locations
Negombo
Marawila

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

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

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

momondo does allow users to show only those flights to Colombo from Boston which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Yes. momondo can track prices for Boston to Colombo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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