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$478+ Cheap flights from Louisville (SDF) to Bangkok

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BKK
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap flight deals from Louisville to Bangkok

Cheapest flights from Louisville to Bangkok
Explore the most affordable flight options available from Louisville to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:36 pm
SDF
-
BKK
2 stops42h 09m
Delta
Wed 3/119:30 pm
BKK
-
SDF
2 stops36h 39m
Delta
Deal found 2/18$887
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:35 pm
SDF
-
BKK
3 stops32h 50m
United Airlines
Wed 3/114:55 pm
BKK
-
SDF
3 stops40h 18m
United Airlines
Deal found 2/18$897
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:50 am
SDF
-
BKK
2 stops29h 05m
Delta
Thu 3/1212:55 am
BKK
-
SDF
2 stops32h 48m
Delta
Deal found 2/15$898
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:50 am
SDF
-
BKK
2 stops29h 05m
Delta
Thu 3/52:05 am
BKK
-
SDF
2 stops30h 23m
Delta
Deal found 2/17$924
This Cathay Pacific deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:44 pm
SDF
-
BKK
2 stops32h 16m
Multiple Airlines
Sun 10/1111:00 am
BKK
-
SDF
2 stops46h 55m
Multiple Airlines
Deal found 2/16$934
This Cathay Pacific deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:36 pm
SDF
-
BKK
2 stops33h 49m
Multiple Airlines
Wed 10/1411:00 am
BKK
-
SDF
2 stops41h 27m
Multiple Airlines
Deal found 2/15$941
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:30 am
SDF
-
BKK
2 stops29h 50m
United Airlines
Tue 12/227:10 am
BKK
-
SDF
2 stops26h 59m
United Airlines
Deal found 2/16$943
This United Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:36 pm
SDF
-
BKK
3 stops30h 59m
United Airlines
Thu 4/233:45 pm
BKK
-
SDF
3 stops28h 40m
United Airlines
Deal found 2/16$952
This Delta deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:25 pm
SDF
-
BKK
2 stops41h 10m
Delta
Sun 5/312:35 am
BKK
-
SDF
2 stops32h 17m
Delta
Deal found 2/15$953
This Etihad Airways deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/89:43 am
SDF
-
BKK
2 stops34h 02m
Multiple Airlines
Thu 4/239:15 am
BKK
-
SDF
2 stops44h 47m
Multiple Airlines
Deal found 2/15$956
This Gurufare deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/73:36 pm
SDF
-
BKK
2 stops30h 59m
Asiana Airlines
Wed 4/153:45 pm
BKK
-
SDF
2 stops32h 26m
Asiana Airlines
Deal found 2/17$962

Find flight deals from Louisville to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 19, 2026.

Round-trip from

$887
(Delta)

One-way from

$478
(Gurufare)

Popular in

December

Cheapest in

August

Average price

$966
From Louisville Intl to Bangkok
Search Deals
One-way flight from Louisville Intl to Bangkok
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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, Cheapflights users made 2,558,603 searches. Data last updated February 19, 2026.
Use the filters below to find and compare flights from Louisville to Bangkok that are best for you.

Fly from

Louisville

Fly to

Bangkok

Route

Depart

Return

Price

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Mon 3/2

2:35 pm-11:25 am

3 stops32h 50m

Bangkok Suvarnabhumi

Wed 3/11

4:55 pm-10:13 pm

3 stops40h 18m

$897

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 3/4

7:50 am-12:55 am

2 stops29h 05m

Bangkok Suvarnabhumi

Thu 3/12

12:55 am-10:43 pm

2 stops32h 48m

$898

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Tue 3/3

7:50 am-12:55 am

2 stops29h 05m

Bangkok Suvarnabhumi

Thu 3/5

2:05 am-8:28 pm

2 stops30h 23m

$924

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 4/8

3:36 pm-9:35 am

3 stops30h 59m

Bangkok Suvarnabhumi

Thu 4/23

3:45 pm-9:25 am

3 stops28h 40m

$952

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 4/8

3:36 pm-9:35 am

3 stops30h 59m

Bangkok Suvarnabhumi

Wed 4/15

3:45 pm-1:11 pm

3 stops32h 26m

$952

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Tue 4/7

8:47 am-9:35 am

3 stops37h 48m

Bangkok Suvarnabhumi

Wed 4/15

3:45 pm-1:11 pm

3 stops32h 26m

$952

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 4/8

9:43 am-6:45 am

2 stops34h 02m

Bangkok Suvarnabhumi

Thu 4/23

9:15 am-7:02 pm

2 stops44h 47m

$956

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Tue 4/7

3:36 pm-9:35 am

2 stops30h 59m

Bangkok Suvarnabhumi

Wed 4/15

3:45 pm-1:11 pm

2 stops32h 26m

$962

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Sun 2/22

12:07 pm-12:15 am

2 stops24h 08m

$478

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Sun 2/22

9:00 am-11:25 am

3 stops38h 25m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 12 results
1
2

Best time to book a flight from Louisville to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Bangkok

How far ahead should I book a flight from Louisville to Bangkok?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Bangkok. Price data was last updated on February 18, 2026.

To ensure you get the cheapest price possible for a flight from Louisville to Bangkok, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Louisville to Bangkok?

Currently, January is the cheapest month in which you can book a flight from Louisville to Bangkok (average of $856). Flying from Louisville to Bangkok in June is currently the most expensive (average of $1,241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Louisville to Bangkok?

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bangkok. Reviews last updated February 19, 2026.
See what other customers who have flown with ANA, Delta, and Qatar Airways from Louisville to Bangkok have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
ANA
8.4
Very good
1,093 reviews
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Delta
7.9
Good
8,213 reviews
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
Qatar Airways
7.4
Good
3,739 reviews
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
United Airlines
7.4
Good
9,322 reviews
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!
American Airlines
7.2
Good
11,313 reviews
ANA
8.4
Very good
1,093 reviews

Entertainment

7.9

Boarding

8.6

Comfort

8.2

Food

7.8

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

BKK - NRT

Really enjoyed fly with ANA for our first time. Thank you!

Related info for your journey

Find useful and relevant information for your journey from Louisville to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Bangkok?

    Located just 5.3 mi from the city center, Louisville Intl is the airport most travelers will use when flying to Bangkok from Louisville. Booking flights from Louisville Intl (SDF) to Bangkok should be relatively easy as there are 0 daily outbound flights to Bangkok from 7 different airlines.

  • How long is the flight from Louisville to Bangkok?

    United Airlines and Delta can get you from Louisville to Bangkok in just under 29h 05m. Your travel time can differ by up to 3h 45m. The distance between Louisville and Bangkok is about 8822 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Louisville to Bangkok round-trip?

    Our cheapest airline available from Louisville to Bangkok is Japan Airlines. Our recent data shows that you can find tickets from as low as $860 on this airline. Additional options worth looking into are Delta and ANA, starting at $880 and $881 round-trip. These flights start at 27% lower than the current average price 3 months from now.

  • Can I find deals for flights from Louisville to Bangkok that include hotel bookings?

    Yes. In addition to deals on Louisville to Bangkok flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Bangkok?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Bangkok.

  • Can I find deals for business class flights from Louisville to Bangkok?

    Yes. Cheapflights offers flight deals from Louisville to Bangkok by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Bangkok?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Bangkok (average of $856). Flying from Louisville to Bangkok in June is currently the most expensive (average of $1,241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Louisville to Bangkok

Discover the top 7 airlines that operate flights from Louisville to Bangkok. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$860Average$897FlexibilityNo cancel feeOn-time79%
DeltaCheapest$880Average$1,235FlexibilityNo cancel feeOn-timeN/A
ANACheapest$881Average$1,247FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$886Average$1,036FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$918Average$1,435FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$926Average$1,720FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,148Average$1,721FlexibilityNo cancel feeOn-time68%

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