How do I get Price Alerts for flights from Montana to Vietnam?

Confirm your travel details to search for the latest offers for flights from Montana to Vietnam . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Montana to Vietnam with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Montana to Vietnam?

Prices for flights from Montana to Vietnam are updated daily.

How many operators does momondo search for flights from Montana to Vietnam?

The number of operators available for flights from Montana to Vietnam is 1 as of February 2026.

How old do you have to be to fly from Montana to Vietnam?

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 Montana to Vietnam.

What documentation or ID do you need to fly to Vietnam?

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

$1,069 Cheap Flights from Montana to Vietnam in 2026

1 adult

0 bags

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Find the cheapest flights from Montana to Vietnam

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:55 pm - 10:55 pm

BIL

SGN

39h 00m

3 stops

6:00 am - 9:53 am

SGN

BIL

40h 53m

3 stops

$1,069United Airlines

Thu, Mar 5 - Mon, Mar 9

5:10 am - 10:25 pm

BIL

SGN

27h 15m

2 stops

2:05 pm - 2:52 pm

SGN

BIL

37h 47m

2 stops

$2,047Korean Air

Thu, Mar 5 - Mon, Mar 9

5:10 am - 10:25 pm

BIL

SGN

27h 15m

2 stops

11:50 pm - 2:52 pm

SGN

BIL

28h 02m

2 stops

$2,091Korean Air

Thu, Mar 5 - Mon, Mar 9

6:30 am - 12:15 am

BIL

SGN

27h 45m

2 stops

6:00 am - 9:07 pm

SGN

BIL

28h 07m

3 stops

$2,111United Airlines

Thu, Mar 5 - Mon, Mar 9

7:00 am - 7:15 am

BIL

SGN

34h 15m

2 stops

8:55 am - 10:09 pm

SGN

BIL

50h 14m

2 stops

$2,197Qatar Airways

Thu, Mar 5 - Mon, Mar 9

7:00 am - 10:25 pm

BIL

SGN

25h 25m

2 stops

2:05 pm - 2:52 pm

SGN

BIL

37h 47m

2 stops

$2,249Korean Air

Thu, Mar 5 - Mon, Mar 9

United Airlines flights from Montana to Vietnam

Our best United Airlines deals on Montana to Vietnam flight tickets

United Airlines

Mar 5

BIL5:55 pmBillings Logan Intl

39h 00m

3 stops

SGN10:55 pmHo Chi Minh City

Mar 9

SGN6:00 amHo Chi Minh City

40h 53m

3 stops

BIL9:53 amBillings Logan Intl

$1,069

United Airlines

Mar 5

BIL6:30 amBillings Logan Intl

27h 45m

2 stops

SGN12:15 amHo Chi Minh City

Mar 9

SGN6:00 amHo Chi Minh City

28h 07m

3 stops

BIL9:07 pmBillings Logan Intl

$2,111

Korean Air flights from Montana to Vietnam

Our best Korean Air deals on Montana to Vietnam flight tickets

Korean Air

Mar 5

BIL5:10 amBillings Logan Intl

27h 15m

2 stops

SGN10:25 pmHo Chi Minh City

Mar 9

SGN2:05 pmHo Chi Minh City

37h 47m

2 stops

BIL2:52 pmBillings Logan Intl

$2,047

Korean Air

Mar 5

BIL5:10 amBillings Logan Intl

27h 15m

2 stops

SGN10:25 pmHo Chi Minh City

Mar 9

SGN11:50 pmHo Chi Minh City

28h 02m

2 stops

BIL2:52 pmBillings Logan Intl

$2,091

Korean Air

Mar 5

BIL7:00 amBillings Logan Intl

25h 25m

2 stops

SGN10:25 pmHo Chi Minh City

Mar 9

SGN2:05 pmHo Chi Minh City

37h 47m

2 stops

BIL2:52 pmBillings Logan Intl

$2,249

Fly from

Fly to

Route

Depart

Return

Price

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

5:55 pm-10:55 pm

3 stops39h 00m

Ho Chi Minh City

Mon 3/9

6:00 am-9:53 am

3 stops40h 53m

$1,069

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

5:10 am-10:25 pm

2 stops27h 15m

Ho Chi Minh City

Mon 3/9

2:05 pm-2:52 pm

2 stops37h 47m

$2,047

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

5:10 am-10:25 pm

2 stops27h 15m

Ho Chi Minh City

Mon 3/9

11:50 pm-2:52 pm

2 stops28h 02m

$2,091

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

6:30 am-12:15 am

2 stops27h 45m

Ho Chi Minh City

Mon 3/9

6:00 am-9:07 pm

3 stops28h 07m

$2,111

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

7:00 am-7:15 am

2 stops34h 15m

Ho Chi Minh City

Mon 3/9

8:55 am-10:09 pm

2 stops50h 14m

$2,197

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Thu 3/5

7:00 am-10:25 pm

2 stops25h 25m

Ho Chi Minh City

Mon 3/9

2:05 pm-2:52 pm

2 stops37h 47m

$2,249

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Montana to Vietnam flight deals and tips

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

Fastest flight time	27h 29m
Direct flights	None

The fastest flight from Montana to Vietnam takes 27h 29m

There are no direct flights from Montana to Vietnam. There are no popular flight routes from Montana to Vietnam.

Search flight deals

When did momondo last update prices for flights from Montana to Vietnam?
Prices for flights from Montana to Vietnam are updated daily.
How many operators does momondo search for flights from Montana to Vietnam?
The number of operators available for flights from Montana to Vietnam is 1 as of February 2026.
How old do you have to be to fly from Montana to Vietnam?
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 Montana to Vietnam.
What documentation or ID do you need to fly to Vietnam?
The travel and health documents you'll need for your trip to Vietnam 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 Vietnam. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Vietnam

Compare and see reviews for airlines that fly from Montana to Vietnam with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $852	Free Cancellation	Rating 7.4 9,342 reviews		Search United Airlines flights

How do I get Price Alerts for flights from Montana to Vietnam?
Confirm your travel details to search for the latest offers for flights from Montana to Vietnam. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Montana to Vietnam with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

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 Vietnam from Montana.

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

Yes. momondo enables you to select and highlight flights to Vietnam from Montana with this policy.

How can momondo help me find flights from Montana to Vietnam?

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

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

Yes momondo offers price alerts on flights to Vietnam from Montana. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.