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Cheap flights from Boston to Colombo from $421

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 8/27. 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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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
$733Cathay Pacific
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Tue, Aug 26 - Thu, Sep 11
Cathay Pacific Logo
12:30 am - 11:30 pmBOS-CMB
36h 30m1 stop
Cathay Pacific Logo
12:45 am - 10:00 pmCMB-BOS
31h 45m1 stop
$796Cathay Pacific
Find Deal
Fri, Jan 23 - Sat, Feb 28
Etihad Airways Logo
4:30 pm - 2:50 amBOS-CMB
24h 50m1 stop
Etihad Airways Logo
4:30 pm - 2:55 pmCMB-BOS
31h 55m1 stop
$894Etihad Airways
Find Deal
Tue, Aug 26 - Thu, Sep 11
Etihad Airways Logo
4:30 pm - 3:25 pmBOS-CMB
37h 25m1 stop
Etihad Airways Logo
4:30 pm - 2:55 pmCMB-BOS
31h 55m1 stop
$923Etihad Airways
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Thu, Aug 28 - Fri, Sep 12
Qatar Airways Logo
10:00 pm - 3:05 amBOS-CMB
19h 35m1 stop
Qatar Airways Logo
3:35 am - 3:05 pmCMB-BOS
21h 00m1 stop
$978Qatar Airways
Find Deal
Tue, Aug 26 - Wed, Sep 10
Qatar Airways Logo
10:00 pm - 2:05 amBOS-CMB
18h 35m1 stop
Qatar Airways Logo
3:35 am - 3:05 pmCMB-BOS
21h 00m1 stop
$981Qatar Airways
Find Deal
Wed, Aug 27 - Thu, Sep 11
Air India Logo
8:40 am - 7:20 amBOS-CMB
37h 10m2 stops
Air India Logo
5:05 pm - 9:29 pmCMB-BOS
37h 54m2 stops
$1,055Air India
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Thu, Aug 28 - Fri, Sep 12
Logo
10:00 pm - 2:05 amBOS-CMB
18h 35m1 stop
Logo
9:55 pm - 7:40 pmCMB-BOS
31h 15m2 stops
$1,064
Find Deal
Tue, Aug 26 - Thu, Sep 11
Air India Logo
7:40 pm - 7:20 amBOS-CMB
50h 10m2 stops
Air India Logo
8:20 am - 9:29 pmCMB-BOS
46h 39m2 stops
$1,067Air India
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Wed, Aug 27 - Fri, Sep 12
Logo
6:30 am - 11:30 pmBOS-CMB
31h 30m3 stops
Logo
8:20 am - 10:47 pmCMB-BOS
47h 57m3 stops
$1,071
Find Deal
Wed, Aug 27 - Fri, Sep 12

Qatar Airways flights from Boston to Colombo

Our best Qatar Airways deals on Boston to Colombo flight tickets
Qatar Airways
Aug 26
BOS10:00 pmBoston Logan Intl
19h 35m
1 stop
CMB3:05 amColombo Bandaranaike Intl
Sep 10
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$978
Find similar
Qatar Airways
Aug 27
BOS10:00 pmBoston Logan Intl
18h 35m
1 stop
CMB2:05 amColombo Bandaranaike Intl
Sep 11
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$981
Find similar
Qatar Airways
Aug 27
BOS10:00 pmBoston Logan Intl
19h 35m
1 stop
CMB3:05 amColombo Bandaranaike Intl
Sep 12
CMB4:35 amColombo Bandaranaike Intl
20h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$988
Find similar

American Airlines flights from Boston to Colombo

Our best American Airlines deals on Boston to Colombo flight tickets
American Airlines
Oct 1
BOS4:50 pmBoston Logan Intl
24h 45m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Oct 21
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$1,101
Find similar
American Airlines
Sep 6
BOS4:50 pmBoston Logan Intl
24h 45m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 20
CMB8:20 pmColombo Bandaranaike Intl
28h 15m
1 stop
BOS3:05 pmBoston Logan Intl
$1,141
Find similar
American Airlines
Sep 6
BOS4:50 pmBoston Logan Intl
24h 45m
2 stops
CMB3:05 amColombo Bandaranaike Intl
Sep 19
CMB3:35 amColombo Bandaranaike Intl
21h 00m
1 stop
BOS3:05 pmBoston Logan Intl
$1,181
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Colombo 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 14, 2025.
Use the filters below to find and compare flights from Boston to Colombo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 8/26

1:40 am-11:30 pm

1 stop36h 20m

Colombo Bandaranaike Intl

Thu 9/11

12:50 am-11:00 pm

1 stop31h 40m

$733

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Fri 1/23

12:30 am-11:30 pm

1 stop36h 30m

Colombo Bandaranaike Intl

Sat 2/28

12:45 am-10:00 pm

1 stop31h 45m

$796

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 8/26

4:30 pm-2:50 am

1 stop24h 50m

Colombo Bandaranaike Intl

Thu 9/11

4:30 pm-2:55 pm

1 stop31h 55m

$894

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 8/28

4:30 pm-3:25 pm

1 stop37h 25m

Colombo Bandaranaike Intl

Fri 9/12

4:30 pm-2:55 pm

1 stop31h 55m

$923

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 8/26

10:00 pm-3:05 am

1 stop19h 35m

Colombo Bandaranaike Intl

Wed 9/10

3:35 am-3:05 pm

1 stop21h 00m

$978

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 8/27

10:00 pm-2:05 am

1 stop18h 35m

Colombo Bandaranaike Intl

Thu 9/11

3:35 am-3:05 pm

1 stop21h 00m

$981

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Thu 8/28

8:40 am-7:20 am

2 stops37h 10m

Colombo Bandaranaike Intl

Fri 9/12

5:05 pm-9:29 pm

2 stops37h 54m

$1,055

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Tue 8/26

10:00 pm-2:05 am

1 stop18h 35m

Colombo Bandaranaike Intl

Thu 9/11

9:55 pm-7:40 pm

2 stops31h 15m

$1,064

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 8/27

7:40 pm-7:20 am

2 stops50h 10m

Colombo Bandaranaike Intl

Fri 9/12

8:20 am-9:29 pm

2 stops46h 39m

$1,067

BostonColombo

BOS - CMB

BOSCMB

Boston Logan Intl

Wed 8/27

6:30 am-11:30 pm

3 stops31h 30m

Colombo Bandaranaike Intl

Fri 9/12

8:20 am-10:47 pm

3 stops47h 57m

$1,071

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

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 Boston and Colombo?

What is the cheapest month to fly to Colombo?

The month of March is, on average, the cheapest month to fly to Colombo from Boston, with most prices found around $902. If you are unable to visit Colombo during the month of March, then departing from Boston during the month April is also very affordable. Most momondo users find prices during this month for around $966.

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

The cheapest day to depart from Boston to Colombo is on a Monday. Travelers who choose to depart for Colombo on a Monday will often find tickets for as low as $1,458. The most expensive day to fly to Colombo is Sunday, with ticket prices averaging around $1,639.

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

Our most recent data shows that the best time of day to fly to Colombo is at noon. Flights from Boston to Colombo during this time can be as low as $1,307. Flights to Colombo are more costly in the morning, with an average ticket price of $1,509. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Colombo from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Colombo for around $1,134 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colombo from Boston for as low as $1,033 on momondo.

Cheap Boston to Colombo flight deals and tips

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

Best Price Found

$421

Fastest flight time

18h 10m

Direct flights

None

Airports in Colombo

1 airport
The best one-way flight to Colombo from Boston in the past 72 hours is $421. The best round-trip flight deal from Boston to Colombo found on momondo in the last 72 hours is $733.
The fastest flight from Boston to Colombo takes 18h 10m
There are no direct flights from Boston to Colombo. Popular non-direct route for this connection is Boston Logan Intl Airport - Colombo Bandaranaike Intl Airport.
There is 1 airport near Colombo: Colombo Bandaranaike Intl (CMB)
Search flight deals

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

    The straight-line distance from Boston Logan Intl to Colombo is 8563.8 mi. 18h 20m is a normal flight duration for this route.

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

    Prices for flights from Boston Logan Intl Airport to Colombo were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Colombo.

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

    The travel and health documents you'll need for your trip to Colombo may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colombo. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Colombo

Compare and see reviews for airlines that fly from Boston to Colombo with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $747Free CancellationRating
7.6
968 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $854Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $935Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
British AirwaysPriceFrom $2,502Free CancellationRating
6.6
7,266 reviews
Search British Airways flights

Why use momondo?

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

It is quick and easy to find Boston to Colombo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Colombo that suits you.

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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Find better results for your trip to Sri Lanka

Fly into one of these airports located in Colombo

Airports listed have a maximum distance of 17.4 mi from Colombo
Colombo Bandaranaike Intl Airport
Colombo Diyawanna Oya Seaplane Base Airport