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Cheap flights from Harlingen to Bangkok from $1,621

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen to Bangkok departing on 6/16. 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
0 bags

Find the cheapest flights from Harlingen to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
8:04 pm - 10:00 am
HRL
-
BKK
25h 56m
2 stops
Cathay Pacific Logo
7:35 am - 12:14 am
BKK
-
HRL
28h 39m
2 stops
$1,621Cathay Pacific
Tue, Jun 16 - Tue, Jun 23
United Airlines Logo
2:05 pm - 9:35 am
HRL
-
BKK
55h 30m
3 stops
United Airlines Logo
3:45 pm - 3:59 pm
BKK
-
HRL
36h 14m
3 stops
$2,005United Airlines
Tue, Jun 16 - Tue, Jun 23
Multiple Airlines Logo
8:04 pm - 1:25 pm
HRL
-
BKK
29h 21m
2 stops
Multiple Airlines Logo
2:00 am - 9:54 pm
BKK
-
HRL
31h 54m
3 stops
$2,495Multiple Airlines
Tue, Jun 16 - Mon, Jun 22

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momondo Fare Finder

 
Customize your flight search to find flights from Harlingen to Bangkok 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 May 4, 2026.
Use the filters below to find and compare flights from Harlingen to Bangkok that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HarlingenBangkok

HRL - BKK

HRLBKK

Harlingen Valley Intl

Tue 6/16

8:04 pm-10:00 am

2 stops25h 56m

Bangkok Suvarnabhumi

Tue 6/23

7:35 am-12:14 am

2 stops28h 39m

$1,621

HarlingenBangkok

HRL - BKK

HRLBKK

Harlingen Valley Intl

Tue 6/16

2:05 pm-9:35 am

3 stops55h 30m

Bangkok Suvarnabhumi

Tue 6/23

3:45 pm-3:59 pm

3 stops36h 14m

$2,005

HarlingenBangkok

HRL - BKK

HRLBKK

Harlingen Valley Intl

Tue 6/16

8:04 pm-1:25 pm

2 stops29h 21m

Bangkok Suvarnabhumi

Mon 6/22

2:00 am-9:54 pm

3 stops31h 54m

$2,495

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Harlingen to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to Bangkok

Fastest flight time

27h 11m

Direct flights

None
The fastest flight from Harlingen to Bangkok takes 27h 11m
There are no direct flights from Harlingen to Bangkok. There are no popular flight routes from Harlingen to Bangkok.
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Frequently asked questions about flying from Harlingen to Bangkok

  • How far is Harlingen Valley Intl to Bangkok by plane?

    A flight from Harlingen Valley Intl to Bangkok will travel around 9410.3 mi. Flights usually cover this in 27h 11m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to Bangkok?

    Prices for flights from Harlingen Valley Intl Airport to Bangkok are refreshed on a daily basis.

  • How old do you have to be to fly from Harlingen Valley Intl Airport to Bangkok?

    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 Harlingen Valley Intl Airport to Bangkok.

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

    The necessary travel and health documents for your Bangkok trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Harlingen to Bangkok

  • How do I get Price Alerts for flights from Harlingen to Bangkok?

    Confirm your travel details to search for the latest offers for flights from Harlingen to Bangkok. 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 Harlingen to Bangkok with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Bangkok from Harlingen 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 Harlingen to Bangkok with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Harlingen to Bangkok flights to just show those with flexible booking policies.

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

Once all potential Harlingen to Bangkok flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Harlingen to Bangkok 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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Wed 6/3
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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok
Bangkok Suvarnabhumi Airport
Bangkok Don Mueang Intl Airport