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Cheap flights from Sri Lanka to Southeast Asia from ₹ 15,557

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sri Lanka to Southeast Asia departing on 15/1. 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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Find the cheapest flights from Sri Lanka to Southeast Asia

Recent return flight deals from Sri Lanka to Southeast Asia

Enter your travel dates to find the best prices.
IndiGo Logo
13:45 - 14:25CMB-IXZ
24h 40m1 stop
IndiGo Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 26,017IndiGo
Find Deal
Fri, 27 Mar - Sun, 29 Mar
IndiGo Logo
03:00 - 09:15CMB-IXZ
6h 15m1 stop
IndiGo Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 32,169IndiGo
Find Deal
Thu, 26 Mar - Sun, 29 Mar
IndiGo Logo
14:40 - 11:05CMB-IXZ
20h 25m3 stops
IndiGo Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 32,609IndiGo
Find Deal
Fri, 27 Mar - Sun, 29 Mar
Multiple Airlines Logo
16:00 - 06:50CMB-IXZ
14h 50m2 stops
Multiple Airlines Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 37,882Multiple Airlines
Find Deal
Fri, 27 Mar - Sun, 29 Mar
Multiple Airlines Logo
03:00 - 14:25CMB-IXZ
11h 25m2 stops
Multiple Airlines Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 38,058Multiple Airlines
Find Deal
Thu, 26 Mar - Sun, 29 Mar
IndiGo Logo
13:45 - 11:05CMB-IXZ
21h 20m3 stops
IndiGo Logo
14:50 - 02:30IXZ-CMB
11h 40m2 stops
₹ 42,014IndiGo
Find Deal
Fri, 27 Mar - Sun, 29 Mar
Air India Logo
08:20 - 07:50CMB-IXZ
23h 30m1 stop
Air India Logo
10:05 - 07:20IXZ-CMB
21h 15m1 stop
₹ 45,090Air India
Find Deal
Tue, 3 Feb - Thu, 5 Feb
Air India Logo
08:20 - 10:55CMB-IXZ
26h 35m1 stop
Air India Logo
08:30 - 07:20IXZ-CMB
22h 50m1 stop
₹ 46,848Air India
Find Deal
Tue, 3 Feb - Thu, 5 Feb
Multiple Airlines Logo
03:00 - 07:25CMB-IXZ
28h 25m3 stops
Multiple Airlines Logo
07:25 - 02:30IXZ-CMB
19h 05m1 stop
₹ 48,869Multiple Airlines
Find Deal
Thu, 26 Mar - Sun, 29 Mar

IndiGo flights from Sri Lanka to Southeast Asia

Our best IndiGo deals on Sri Lanka to Southeast Asia flight tickets
IndiGo
27 Mar
CMB13:45Colombo Bandaranaike Intl
24h 40m
1 stop
IXZ14:25Port Blair
29 Mar
IXZ07:25Port Blair
19h 05m
1 stop
CMB02:30Colombo Bandaranaike Intl
₹ 26,017
Find similar
IndiGo
26 Mar
CMB03:00Colombo Bandaranaike Intl
6h 15m
1 stop
IXZ09:15Port Blair
29 Mar
IXZ07:25Port Blair
19h 05m
1 stop
CMB02:30Colombo Bandaranaike Intl
₹ 32,169
Find similar
IndiGo
27 Mar
CMB14:40Colombo Bandaranaike Intl
20h 25m
3 stops
IXZ11:05Port Blair
29 Mar
IXZ07:25Port Blair
19h 05m
1 stop
CMB02:30Colombo Bandaranaike Intl
₹ 32,609
Find similar

Air India flights from Sri Lanka to Southeast Asia

Our best Air India deals on Sri Lanka to Southeast Asia flight tickets
Air India
3 Feb
CMB08:20Colombo Bandaranaike Intl
23h 30m
1 stop
IXZ07:50Port Blair
5 Feb
IXZ10:05Port Blair
21h 15m
1 stop
CMB07:20Colombo Bandaranaike Intl
₹ 45,090
Find similar
Air India
3 Feb
CMB08:20Colombo Bandaranaike Intl
26h 35m
1 stop
IXZ10:55Port Blair
5 Feb
IXZ08:30Port Blair
22h 50m
1 stop
CMB07:20Colombo Bandaranaike Intl
₹ 46,848
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sri Lanka to Southeast Asia 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 59,053 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Sri Lanka to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Fri 27/3

13:45-14:25

1 stop24h 40m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 26,017

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Thu 26/3

03:00-09:15

1 stop6h 15m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 32,169

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Fri 27/3

14:40-11:05

3 stops20h 25m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 32,609

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Fri 27/3

16:00-06:50

2 stops14h 50m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 37,882

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Thu 26/3

03:00-14:25

2 stops11h 25m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 38,058

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Fri 27/3

13:45-11:05

3 stops21h 20m

Port Blair

Sun 29/3

14:50-02:30

2 stops11h 40m

₹ 42,014

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Tue 3/2

08:20-07:50

1 stop23h 30m

Port Blair

Thu 5/2

10:05-07:20

1 stop21h 15m

₹ 45,090

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Tue 3/2

08:20-10:55

1 stop26h 35m

Port Blair

Thu 5/2

08:30-07:20

1 stop22h 50m

₹ 46,848

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Thu 26/3

03:00-07:25

3 stops28h 25m

Port Blair

Sun 29/3

07:25-02:30

1 stop19h 05m

₹ 48,869

ColomboPort Blair

CMB - IXZ

CMBIXZ

Colombo Bandaranaike Intl

Thu 15/1

03:20-13:00

1 stop9h 40m

₹ 15,557

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Southeast Asia from

How to get the cheapest flight ticket from Sri Lanka to Southeast Asia

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 Southeast Asia?

In general, October is the cheapest month to fly from Sri Lanka to Southeast Asia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 24,259. If you aren’t able to travel during the month of October, then book flights to Southeast Asia from Sri Lanka during September instead. Flights to Southeast Asia in September, while not as cheap as those in October, still average around ₹ 24,786.

What is the cheapest day to depart on your flight to Southeast Asia?

The cheapest day to depart from Sri Lanka to Southeast Asia is on a Monday. Travellers who choose to depart for Southeast Asia on a Monday will often find tickets for as low as ₹ 44,465. The most expensive day to fly to Southeast Asia is Tuesday, with ticket prices averaging around ₹ 60,880.

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

According to our data, the cheapest time of day to fly to Southeast Asia is in the evening. momondo users have found flights departing from Sri Lanka to Southeast Asia in the evening for as low as ₹ 30,907. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are ₹ 43,865 on average. Flights to Southeast Asia from Sri Lanka in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Sri Lanka to Southeast Asia flight route?

Fly from Colombo Bandaranaike Intl to Bangkok Don Mueang Intl for the best Sri Lanka - Southeast Asia flight prices

How far in advance should I book a flight to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from Sri Lanka when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around ₹ 26,412 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Sri Lanka for as low as ₹ 24,347 on momondo.

What cabin class options are available on Sri Lanka to Southeast Asia flights?

There are 2 cabin classes available to choose from on Sri Lanka to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Sri Lanka to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between Sri Lanka to Southeast Asia.

Cheap Sri Lanka to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sri Lanka to Southeast Asia

Direct flights

None
There are no direct flights from Sri Lanka to Southeast Asia. There are no popular flight routes from Sri Lanka to Southeast Asia.
Search flight deals

  • When did momondo last update prices for flights from Sri Lanka to Southeast Asia?

    Prices for flights from Sri Lanka to Southeast Asia are updated daily.

  • How many operators does momondo search for flights from Sri Lanka to Southeast Asia?

  • How old do you have to be to fly from Sri Lanka to Southeast Asia?

    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 Sri Lanka to Southeast Asia.

  • What documentation or ID do you need to fly to Southeast Asia?

    The travel and health documents you'll need for your trip to Southeast Asia 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 Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Sri Lanka to Southeast Asia?

Best airlines flying from Sri Lanka to Southeast Asia

Compare and see reviews for airlines that fly from Sri Lanka to Southeast Asia with momondo
Airline
Rating
Free Cancellation
Price
Thai AirAsiaPriceFrom ₹ 12,633Free CancellationRating
7.5
216 reviews
Search Thai AirAsia flights
SriLankan AirlinesPriceFrom ₹ 29,230Free CancellationRating
6.9
76 reviews
Search SriLankan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sri Lanka to Southeast Asia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sri Lanka to Southeast Asia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Sri Lanka to Southeast Asia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Sri Lanka to Southeast Asia flights to just show those with flexible booking policies.

How can momondo help me find flights from Sri Lanka to Southeast Asia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sri Lanka to Southeast Asia.

I’m not ready to book a flight from Sri Lanka to Southeast Asia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sri Lanka to Southeast Asia 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.

An easier way to manage your Southeast Asia trip

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Find better results for your trip to Southeast Asia

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Popular flights according to clicks in the last 7 days on momondo
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