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Cheap flights from Montana to Sri Lanka from $1,283

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Sri Lanka departing on 9/2. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Montana to Sri Lanka

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:11 pm - 3:05 amBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
27h 24m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Multiple Airlines Logo
8:20 pm - 6:49 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
33h 59m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,283Multiple Airlines
Wed, Sep 2 - Wed, Sep 30
Multiple Airlines Logo
6:14 am - 9:00 amBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
39h 16m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Multiple Airlines Logo
8:20 pm - 11:50 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
39h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,286Multiple Airlines
Mon, Sep 21 - Mon, Oct 19
Qatar Airways Logo
7:03 am - 2:05 amBZN  Bozeman Gallatin Field-CMB Colombo Bandaranaike Intl
31h 32m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
4:35 am - 10:59 pmCMB  Colombo Bandaranaike Intl-BZN Bozeman Gallatin Field
29h 54m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,361Qatar Airways
Thu, Sep 24 - Mon, Sep 28
Qatar Airways Logo
7:41 am - 9:00 amBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
37h 49m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
3:35 am - 6:52 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
26h 47m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,429Qatar Airways
Tue, Oct 20 - Fri, Oct 23
Qatar Airways Logo
7:32 pm - 2:05 amBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
43h 03m2 stops Seattle/Tacoma Intl Doha Hamad Intl
Qatar Airways Logo
3:35 am - 11:50 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
31h 45m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,436Qatar Airways
Tue, Oct 20 - Fri, Oct 23
Multiple Airlines Logo
7:29 pm - 6:30 pmBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
59h 31m3 stops Seattle/Tacoma Intl Dubai Intl Male
Multiple Airlines Logo
2:05 am - 11:25 amCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
44h 50m2 stops Dubai Intl Seattle/Tacoma Intl
$1,443Multiple Airlines
Mon, Sep 21 - Sun, Oct 18
Qatar Airways Logo
1:42 pm - 4:30 pmBZN  Bozeman Gallatin Field-CMB Colombo Bandaranaike Intl
38h 18m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
7:30 pm - 10:52 pmCMB  Colombo Bandaranaike Intl-BZN Bozeman Gallatin Field
39h 52m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,541Qatar Airways
Sun, Nov 8 - Thu, Nov 12
Qatar Airways Logo
1:42 pm - 4:30 pmBZN  Bozeman Gallatin Field-CMB Colombo Bandaranaike Intl
38h 18m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
6:50 pm - 9:39 amCMB  Colombo Bandaranaike Intl-BZN Bozeman Gallatin Field
51h 19m2 stops Doha Hamad Intl Seattle/Tacoma Intl
$1,547Qatar Airways
Sun, Nov 8 - Thu, Nov 12
Multiple Airlines Logo
12:11 pm - 10:15 amBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
34h 34m3 stops Seattle/Tacoma Intl Dubai Intl Male
Multiple Airlines Logo
2:05 am - 11:29 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
32h 54m2 stops Dubai Intl Seattle/Tacoma Intl
$1,589Multiple Airlines
Wed, Sep 2 - Tue, Sep 29
Emirates Logo
12:11 pm - 6:30 pmBIL  Billings Logan Intl-CMB Colombo Bandaranaike Intl
42h 49m3 stops Seattle/Tacoma Intl Dubai Intl Male
Emirates Logo
2:55 am - 11:29 pmCMB  Colombo Bandaranaike Intl-BIL Billings Logan Intl
32h 04m2 stops Dubai Intl Seattle/Tacoma Intl
$1,645Emirates
Wed, Sep 2 - Tue, Sep 29

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Emirates flights from Montana to Sri Lanka

Our best Emirates deals on Montana to Sri Lanka flight tickets
Emirates
Sep 2
BIL12:11 pmBillings Logan Intl
42h 49m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Sep 29
CMB2:55 amColombo Bandaranaike Intl
32h 04m
2 stops
BIL11:29 pmBillings Logan Intl
$1,645
Emirates
Sep 2
BIL12:11 pmBillings Logan Intl
42h 49m
3 stops
CMB6:30 pmColombo Bandaranaike Intl
Sep 30
CMB8:35 pmColombo Bandaranaike Intl
50h 35m
3 stops
BIL11:40 amBillings Logan Intl
$1,653

Qatar Airways flights from Montana to Sri Lanka

Our best Qatar Airways deals on Montana to Sri Lanka flight tickets
Qatar Airways
Sep 24
BZN7:03 amBozeman Gallatin Field
31h 32m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Sep 28
CMB4:35 amColombo Bandaranaike Intl
29h 54m
2 stops
BZN10:59 pmBozeman Gallatin Field
$1,361
Qatar Airways
Oct 20
BIL7:41 amBillings Logan Intl
37h 49m
2 stops
CMB9:00 amColombo Bandaranaike Intl
Oct 23
CMB3:35 amColombo Bandaranaike Intl
26h 47m
2 stops
BIL6:52 pmBillings Logan Intl
$1,429
Qatar Airways
Oct 20
BIL7:32 pmBillings Logan Intl
43h 03m
2 stops
CMB2:05 amColombo Bandaranaike Intl
Oct 23
CMB3:35 amColombo Bandaranaike Intl
31h 45m
2 stops
BIL11:50 pmBillings Logan Intl
$1,436

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Sri Lanka 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 16, 2026.
Use the filters below to find and compare flights from Montana to Sri Lanka that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Wed 9/2

12:11 pm-3:05 am

2 stops27h 24m

Colombo Bandaranaike Intl

Wed 9/30

8:20 pm-6:49 pm

2 stops33h 59m

$1,283

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Mon 9/21

6:14 am-9:00 am

2 stops39h 16m

Colombo Bandaranaike Intl

Mon 10/19

8:20 pm-11:50 pm

2 stops39h 00m

$1,286

BozemanColombo

BZN Bozeman Gallatin Field - CMB Colombo Bandaranaike Intl

BZNCMB

Bozeman Gallatin Field

Thu 9/24

7:03 am-2:05 am

2 stops31h 32m

Colombo Bandaranaike Intl

Mon 9/28

4:35 am-10:59 pm

2 stops29h 54m

$1,361

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Tue 10/20

7:41 am-9:00 am

2 stops37h 49m

Colombo Bandaranaike Intl

Fri 10/23

3:35 am-6:52 pm

2 stops26h 47m

$1,429

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Tue 10/20

7:32 pm-2:05 am

2 stops43h 03m

Colombo Bandaranaike Intl

Fri 10/23

3:35 am-11:50 pm

2 stops31h 45m

$1,436

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Mon 9/21

7:29 pm-6:30 pm

3 stops59h 31m

Colombo Bandaranaike Intl

Sun 10/18

2:05 am-11:25 am

2 stops44h 50m

$1,443

BozemanColombo

BZN Bozeman Gallatin Field - CMB Colombo Bandaranaike Intl

BZNCMB

Bozeman Gallatin Field

Sun 11/8

1:42 pm-4:30 pm

2 stops38h 18m

Colombo Bandaranaike Intl

Thu 11/12

7:30 pm-10:52 pm

2 stops39h 52m

$1,541

BozemanColombo

BZN Bozeman Gallatin Field - CMB Colombo Bandaranaike Intl

BZNCMB

Bozeman Gallatin Field

Sun 11/8

1:42 pm-4:30 pm

2 stops38h 18m

Colombo Bandaranaike Intl

Thu 11/12

6:50 pm-9:39 am

2 stops51h 19m

$1,547

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Wed 9/2

12:11 pm-10:15 am

3 stops34h 34m

Colombo Bandaranaike Intl

Tue 9/29

2:05 am-11:29 pm

2 stops32h 54m

$1,589

BillingsColombo

BIL Billings Logan Intl - CMB Colombo Bandaranaike Intl

BILCMB

Billings Logan Intl

Wed 9/2

12:11 pm-6:30 pm

3 stops42h 49m

Colombo Bandaranaike Intl

Tue 9/29

2:55 am-11:29 pm

2 stops32h 04m

$1,645

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Sri Lanka from

How to get the cheapest flight ticket from Montana to Sri Lanka

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

How long is the flight from Montana to Sri Lanka?

Average flight duration from Montana to Sri Lanka depends on which airport you fly into and out of. Flying from Billings to Colombo Bandaranaike Intl Airport is 27h 24m on average, while flying from Bozeman to Colombo Bandaranaike Intl Airport is 31h 32m on average. Colombo Bandaranaike Intl Airport is the most popular airport in Sri Lanka.

Cheap Montana to Sri Lanka flight deals and tips

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

Fastest flight time

27h 24m

Direct flights

None
The fastest flight from Montana to Sri Lanka takes 27h 24m
There are no direct flights from Montana to Sri Lanka. There are no popular flight routes from Montana to Sri Lanka.
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Frequently asked questions about flying from Montana to Sri Lanka

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

    Prices for flights from Montana to Sri Lanka are refreshed on a daily basis.

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

    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 Montana to Sri Lanka.

  • What documentation or ID do you need to fly to Sri Lanka?

    The travel and health documents required for your trip to Sri Lanka can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sri Lanka. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sri Lanka from Montana.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sri Lanka from Montana.

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

Of course. momondo tracks the price of Montana to Sri Lanka flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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