Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Helena to Bangkok from $1,243

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Helena to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:20 am - 11:30 amHLN  Helena-BKK Bangkok Suvarnabhumi
39h 10m3 stops Denver Intl Los Angeles Hong Kong Intl
United Airlines Logo
7:10 am - 9:26 pmBKK  Bangkok Suvarnabhumi-HLN Helena
28h 16m2 stops Tokyo Narita Denver Intl
$1,243United Airlines
Wed, Dec 2 - Wed, Dec 9
United Airlines Logo
6:20 am - 11:30 amHLN  Helena-BKK Bangkok Suvarnabhumi
39h 10m3 stops Denver Intl Los Angeles Hong Kong Intl
United Airlines Logo
4:55 pm - 1:52 pmBKK  Bangkok Suvarnabhumi-HLN Helena
34h 57m3 stops Hong Kong Intl Los Angeles Denver Intl
$1,251United Airlines
Tue, Dec 1 - Tue, Dec 8
United Airlines Logo
7:00 am - 9:35 amHLN  Helena-BKK Bangkok Suvarnabhumi
37h 35m3 stops Denver Intl Los Angeles Hong Kong Intl
United Airlines Logo
3:45 pm - 8:59 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 14m3 stops Hong Kong Intl Los Angeles Denver Intl
$1,288United Airlines
Sat, Apr 3 - Tue, Apr 6
United Airlines Logo
7:00 am - 9:35 amHLN  Helena-BKK Bangkok Suvarnabhumi
37h 35m3 stops Denver Intl Los Angeles Hong Kong Intl
United Airlines Logo
3:45 pm - 8:59 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 14m3 stops Hong Kong Intl Los Angeles Denver Intl
$1,289United Airlines
Sat, Apr 3 - Tue, Apr 6
Alaska Airlines Logo
4:08 pm - 11:35 pmHLN  Helena-BKK Bangkok Suvarnabhumi
42h 27m2 stops Seattle/Tacoma Intl Incheon Intl
Alaska Airlines Logo
9:50 am - 3:31 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 41m2 stops Incheon Intl Seattle/Tacoma Intl
$1,341Alaska Airlines
Sat, Apr 3 - Tue, Apr 6
Alaska Airlines Logo
4:08 pm - 11:35 pmHLN  Helena-BKK Bangkok Suvarnabhumi
42h 27m2 stops Seattle/Tacoma Intl Incheon Intl
Alaska Airlines Logo
9:50 am - 3:31 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 41m2 stops Incheon Intl Seattle/Tacoma Intl
$1,342Alaska Airlines
Sat, Apr 3 - Tue, Apr 6
United Airlines Logo
2:30 pm - 11:55 pmHLN  Helena-BKK Bangkok Suvarnabhumi
44h 25m2 stops Denver Intl Tokyo Narita
United Airlines Logo
3:45 pm - 8:59 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 14m3 stops Hong Kong Intl Los Angeles Denver Intl
$1,370United Airlines
Sat, Apr 3 - Tue, Apr 6
United Airlines Logo
2:30 pm - 11:55 pmHLN  Helena-BKK Bangkok Suvarnabhumi
44h 25m2 stops Denver Intl Tokyo Narita
United Airlines Logo
3:45 pm - 8:59 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 14m3 stops Hong Kong Intl Los Angeles Denver Intl
$1,371United Airlines
Sat, Apr 3 - Tue, Apr 6
Alaska Airlines Logo
4:08 pm - 11:35 pmHLN  Helena-BKK Bangkok Suvarnabhumi
42h 27m2 stops Seattle/Tacoma Intl Incheon Intl
Alaska Airlines Logo
9:50 am - 3:31 pmBKK  Bangkok Suvarnabhumi-HLN Helena
42h 41m2 stops Incheon Intl Seattle/Tacoma Intl
$1,437Alaska Airlines
Sat, Apr 3 - Tue, Apr 6
United Airlines Logo
6:20 am - 10:50 pmHLN  Helena-BKK Bangkok Suvarnabhumi
26h 30m2 stops Denver Intl Tokyo Narita
United Airlines Logo
7:10 am - 9:26 pmBKK  Bangkok Suvarnabhumi-HLN Helena
28h 16m2 stops Tokyo Narita Denver Intl
$1,443United Airlines
Wed, Dec 2 - Wed, Dec 9

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Alaska Airlines flights from Helena to Bangkok Suvarnabhumi Airport

Our best Alaska Airlines deals on Helena to Bangkok Suvarnabhumi Airport flight tickets
Alaska Airlines
Apr 3
HLN4:08 pmHelena
42h 27m
2 stops
BKK11:35 pmBangkok Suvarnabhumi
Apr 6
BKK9:50 amBangkok Suvarnabhumi
42h 41m
2 stops
HLN3:31 pmHelena
$1,341
Alaska Airlines
Apr 3
HLN4:08 pmHelena
42h 27m
2 stops
BKK11:35 pmBangkok Suvarnabhumi
Apr 6
BKK9:50 amBangkok Suvarnabhumi
42h 41m
2 stops
HLN3:31 pmHelena
$1,342
Alaska Airlines
Apr 3
HLN4:08 pmHelena
42h 27m
2 stops
BKK11:35 pmBangkok Suvarnabhumi
Apr 6
BKK9:50 amBangkok Suvarnabhumi
42h 41m
2 stops
HLN3:31 pmHelena
$1,437

United Airlines flights from Helena to Bangkok Suvarnabhumi Airport

Our best United Airlines deals on Helena to Bangkok Suvarnabhumi Airport flight tickets
United Airlines
Dec 2
HLN6:20 amHelena
39h 10m
3 stops
BKK11:30 amBangkok Suvarnabhumi
Dec 9
BKK7:10 amBangkok Suvarnabhumi
28h 16m
2 stops
HLN9:26 pmHelena
$1,243
United Airlines
Dec 1
HLN6:20 amHelena
39h 10m
3 stops
BKK11:30 amBangkok Suvarnabhumi
Dec 8
BKK4:55 pmBangkok Suvarnabhumi
34h 57m
3 stops
HLN1:52 pmHelena
$1,251
United Airlines
Apr 3
HLN7:00 amHelena
37h 35m
3 stops
BKK9:35 amBangkok Suvarnabhumi
Apr 6
BKK3:45 pmBangkok Suvarnabhumi
42h 14m
3 stops
HLN8:59 pmHelena
$1,288

momondo Fare Finder

 
Use the filters below to find and compare flights from Helena to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Wed 12/2

6:20 am-11:30 am

3 stops39h 10m

Bangkok Suvarnabhumi

Wed 12/9

7:10 am-9:26 pm

2 stops28h 16m

$1,243

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Tue 12/1

6:20 am-11:30 am

3 stops39h 10m

Bangkok Suvarnabhumi

Tue 12/8

4:55 pm-1:52 pm

3 stops34h 57m

$1,251

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

7:00 am-9:35 am

3 stops37h 35m

Bangkok Suvarnabhumi

Tue 4/6

3:45 pm-8:59 pm

3 stops42h 14m

$1,288

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

7:00 am-9:35 am

3 stops37h 35m

Bangkok Suvarnabhumi

Tue 4/6

3:45 pm-8:59 pm

3 stops42h 14m

$1,289

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

4:08 pm-11:35 pm

2 stops42h 27m

Bangkok Suvarnabhumi

Tue 4/6

9:50 am-3:31 pm

2 stops42h 41m

$1,341

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

4:08 pm-11:35 pm

2 stops42h 27m

Bangkok Suvarnabhumi

Tue 4/6

9:50 am-3:31 pm

2 stops42h 41m

$1,342

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

2:30 pm-11:55 pm

2 stops44h 25m

Bangkok Suvarnabhumi

Tue 4/6

3:45 pm-8:59 pm

3 stops42h 14m

$1,370

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

2:30 pm-11:55 pm

2 stops44h 25m

Bangkok Suvarnabhumi

Tue 4/6

3:45 pm-8:59 pm

3 stops42h 14m

$1,371

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Sat 4/3

4:08 pm-11:35 pm

2 stops42h 27m

Bangkok Suvarnabhumi

Tue 4/6

9:50 am-3:31 pm

2 stops42h 41m

$1,437
Quickest round-trip

HelenaBangkok

HLN Helena - BKK Bangkok Suvarnabhumi

HLNBKK

Helena

Wed 12/2

6:20 am-10:50 pm

2 stops26h 30m

Bangkok Suvarnabhumi

Wed 12/9

7:10 am-9:26 pm

2 stops28h 16m

$1,443

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Helena to Bangkok Suvarnabhumi Airport

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

Cheap Helena to Bangkok Suvarnabhumi Airport (HLN to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Bangkok Suvarnabhumi Airport

Best Price Found

$1,243

Fastest flight time

37h 35m

Direct flights

None
The best flight deal from Helena to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is $1,243
The fastest flight from Helena to Bangkok Suvarnabhumi Airport takes 37h 35m
There are no direct flights from Helena to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Helena to Bangkok Suvarnabhumi Airport.
Search flight deals

Frequently asked questions about flying from Helena to Bangkok Suvarnabhumi Airport

  • How far is Helena to Bangkok Suvarnabhumi by plane?

    A flight from Helena to Bangkok Suvarnabhumi will travel around 7796.0 mi. By plane, this route typically takes 37h 35m.

  • When did momondo last update prices for flights from Helena Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Helena Airport to Bangkok Suvarnabhumi Airport were last updated today.

  • How old do you have to be to fly from Helena Airport to Bangkok Suvarnabhumi 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 Helena Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents required for your trip to Bangkok Suvarnabhumi Airport 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 Bangkok Suvarnabhumi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Helena to Bangkok Suvarnabhumi Airport

  • How do I get Price Alerts for flights from Helena to Bangkok Suvarnabhumi Airport?

    Search flight deals from Helena to Bangkok Suvarnabhumi Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Helena to Bangkok Suvarnabhumi Airport 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?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Cha-am
Chonburi
Sattahip
Ko Lan
Ayutthaya
Phetchaburi
Pak Chong

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Bangkok?

Finding the right flight to Bangkok from Helena is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bangkok quick and easy, saving you time and money.

Can I find flights from Helena to Bangkok with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bangkok from Helena with this policy.

How can momondo help me find flights from Helena to Bangkok?

Once you have performed a search for Helena to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your Bangkok Suvarnabhumi Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/21
Sat 11/28
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Bangkok

Popular cities in Thailand

Flights to Bangkok Don Mueang Intl Airportfrom $939