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$532+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BKK
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Bangkok are usually found in July or November, booked 15 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap 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 November 25, 2025.

Round-trip from

$898
(United Airlines)

One-way from

$532
(United Airlines)

Popular in

December

Cheapest in

July

Average price

$1,086
From Louisville Intl to Bangkok
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One-way flight from Louisville Intl to Bangkok
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Highest demand for flights based on searches. 6% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 25, 2025.

This United Airlines deal was found by Cheapflights users on 11/23. 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 11/249:55 amSDF - BKK
2 stops31h 15mUnited Airlines
Mon 12/17:10 amBKK - SDF
2 stops26h 47mUnited Airlines
Deal found 11/23$885
This United Airlines deal was found by Cheapflights users on 11/24. 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 12/13:20 pmSDF - BKK
3 stops32h 05mUnited Airlines
Sat 12/134:55 pmBKK - SDF
3 stops39h 33mUnited Airlines
Deal found 11/24$1,048
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Sat 12/63:40 pmSDF - BKK
3 stops31h 45mUnited Airlines
Sat 12/134:55 pmBKK - SDF
3 stops36h 21mUnited Airlines
Deal found 11/25$1,226
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:15 amSDF - BKK
2 stops36h 25mQatar Airways
Sat 12/137:50 pmBKK - SDF
2 stops38h 10mQatar Airways
Deal found 11/24$1,341
This Delta deal was found by Cheapflights users on 11/25. 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.
Sat 12/67:26 pmSDF - BKK
2 stops41h 19mDelta
Fri 12/122:05 amBKK - SDF
2 stops33h 54mDelta
Deal found 11/25$1,367
This FlightHub deal was found by Cheapflights users on 11/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/17:38 amSDF - BKK
2 stops27h 57mJapan Airlines
Sat 12/138:05 amBKK - SDF
2 stops21h 46mJapan Airlines
Deal found 11/24$1,371
This United Airlines deal was found by Cheapflights users on 11/25. 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 12/248:00 amSDF - BKK
3 stops39h 25mUnited Airlines
Wed 1/214:55 pmBKK - SDF
3 stops32h 19mUnited Airlines
Deal found 11/25$1,450

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 November 25, 2025.
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 2/23

2:05 pm-11:25 am

3 stops33h 20m

Bangkok Suvarnabhumi

Mon 3/23

4:55 pm-10:29 pm

3 stops40h 34m

$898

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 1/28

8:07 am-12:15 am

2 stops28h 08m

Bangkok Suvarnabhumi

Tue 3/10

7:55 am-8:59 pm

2 stops24h 04m

$986

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Mon 2/23

7:50 am-11:20 pm

2 stops27h 30m

Bangkok Suvarnabhumi

Mon 3/23

9:40 am-10:51 pm

2 stops24h 11m

$1,032

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Fri 1/9

2:05 pm-11:25 am

3 stops33h 20m

Bangkok Suvarnabhumi

Fri 1/16

4:55 pm-10:23 am

3 stops29h 28m

$1,036

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Thu 1/8

1:32 pm-5:05 am

2 stops27h 33m

Bangkok Suvarnabhumi

Thu 1/22

8:05 am-11:19 pm

2 stops27h 14m

$1,064

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Mon 2/23

7:50 am-12:45 am

2 stops28h 55m

Bangkok Suvarnabhumi

Sun 3/22

2:05 am-11:57 pm

2 stops32h 52m

$1,180

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Thu 1/8

8:06 am-4:25 pm

2 stops44h 19m

Bangkok Suvarnabhumi

Thu 1/15

8:05 am-6:39 pm

2 stops22h 34m

$1,304

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Thu 3/19

7:05 am-11:20 pm

2 stops29h 15m

Bangkok Suvarnabhumi

Fri 3/27

12:55 am-10:51 pm

2 stops32h 56m

$1,377

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 1/28

6:28 am-12:20 am

2 stops29h 52m

Bangkok Suvarnabhumi

Tue 3/10

7:10 am-10:29 pm

3 stops26h 19m

$1,426

LouisvilleBangkok

SDF - BKK

SDFBKK

Louisville Intl

Wed 12/24

8:00 am-11:25 am

3 stops39h 25m

Bangkok Suvarnabhumi

Wed 1/21

4:55 pm-1:14 pm

3 stops32h 19m

$1,450

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 15 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 November 21, 2025.

To ensure you get the cheapest price possible for a flight from Louisville to Bangkok, you should look to book at least 15 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, February is the cheapest month in which you can book a flight from Louisville to Bangkok (average of $878). Flying from Louisville to Bangkok in June is currently the most expensive (average of $1,230). 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.

What is the cheapest time of day to fly from SDF to BKK?

Find hourly flight availability from Louisville to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 25, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 14% on flights from Louisville to Bangkok by exploring options for tickets at noon.

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 November 25, 2025.
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
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
ANA
8.4
Very good
1,010 reviews
ANA
8.4
Very good
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Delta
7.9
Good
7,998 reviews
ANA
8.4
Very good
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
Qatar Airways
7.4
Good
3,674 reviews
ANA
8.4
Very good
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
United Airlines
7.4
Good
9,044 reviews
ANA
8.4
Very good
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.
American Airlines
7.2
Good
11,039 reviews
ANA
8.4
Very good
1,010 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Overall

8.4

Comfort

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Julie,Sep 2025

CGK - HND

Flight attendants are nice, friendly and helpful. Highly recommend to flight with this airline.

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 6 different airlines.

  • How long is the flight from Louisville to Bangkok?

    United Airlines can get you from Louisville to Bangkok in just under 33h 20m. Your travel time can differ by up to . The distance between Louisville and Bangkok is about 8822 mi.

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

    Our cheapest airline available from Louisville to Bangkok is ANA. Our recent data shows that you can find tickets from as low as $888 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $918 and $918 round-trip. These flights start at 33% 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, February is the cheapest month in which you can book a flight from Louisville to Bangkok (average of $878). Flying from Louisville to Bangkok in June is currently the most expensive (average of $1,230). 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 6 airlines flying from Louisville to Bangkok

Discover the top 6 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$888Average$1,438FlexibilityNo cancel feeOn-time80%
DeltaCheapest$918Average$1,482FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$918Average$1,292FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,083Average$1,726FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,148Average$1,441FlexibilityNo cancel feeOn-time68%
FinnairCheapest$1,365Average$1,680FlexibilityNo cancel feeOn-time76%

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