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$548+ Cheap flights from Thailand to Philadelphia (PHL)

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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — PHL
Apr 1 — Apr 81
Wed 4/1
Wed 4/8
1 adult, Economy
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Cheap flight deals from Thailand to Philadelphia

Cheapest flights from Thailand to Philadelphia
Explore the most affordable flight options available from Thailand to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 2, 2026.

This oojo deal was found by Cheapflights users on 2/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:35 am
BKK
-
PHL
2 stops38h 52m
EVA Air
Thu 9/175:56 pm
PHL
-
BKK
2 stops29h 54m
EVA Air
Deal found 2/27$1,043
This Korean Air deal was found by Cheapflights users on 2/28. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1811:15 pm
BKK
-
PHL
2 stops25h 48m
Korean Air
Wed 1/66:35 am
PHL
-
BKK
2 stops28h 45m
Korean Air
Deal found 2/28$1,051
This Delta deal was found by Cheapflights users on 2/28. 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 4/149:50 am
BKK
-
PHL
2 stops39h 11m
Delta
Tue 4/215:30 am
PHL
-
BKK
2 stops29h 15m
Delta
Deal found 2/28$1,061
This Expedia deal was found by Cheapflights users on 3/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:20 am
BKK
-
PHL
2 stops39h 45m
Multiple Airlines
Wed 4/228:30 pm
PHL
-
BKK
1 stop29h 50m
Multiple Airlines
Deal found 3/1$1,091
This Korean Air deal was found by Cheapflights users on 2/26. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:30 pm
BKK
-
PHL
2 stops24h 37m
Korean Air
Tue 9/159:40 am
PHL
-
BKK
2 stops28h 25m
Korean Air
Deal found 2/26$1,126
This SmartFares deal was found by Cheapflights users on 2/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/24:45 pm
BKK
-
PHL
2 stops23h 50m
Multiple Airlines
Wed 7/154:23 pm
PHL
-
BKK
2 stops31h 57m
Multiple Airlines
Deal found 2/28$1,127
This Mytrip deal was found by Cheapflights users on 2/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:10 pm
DMK
-
PHL
3 stops28h 38m
Multiple Airlines
Wed 7/1510:35 am
PHL
-
DMK
2 stops28h 25m
Multiple Airlines
Deal found 2/28$1,662
This Emirates deal was found by Cheapflights users on 2/28. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:50 pm
DMK
-
PHL
2 stops32h 42m
Emirates
Mon 10/264:56 pm
PHL
-
DMK
2 stops40h 19m
Emirates
Deal found 2/28$2,414

Find flight deals from Thailand to Philadelphia

Keep the following information in mind while searching for Thailand to Philadelphia flight deals. Data was last updated March 2, 2026.

Round-trip from

$1,061
(Delta)

One-way from

$548
(Kiwi.com)

Popular in

January

Cheapest in

November

Average price

$1,251
From Thailand to Philadelphia
Search Deals
One-way flight from Thailand to Philadelphia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($234 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($120 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Thailand to Philadelphia 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 March 2, 2026.
Use the filters below to find and compare flights from Thailand to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Tue 4/14

9:05 am-9:05 am

1 stop35h 00m

Philadelphia

Tue 4/21

8:30 pm-1:20 pm

1 stop29h 50m

$1,286

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 3/5

9:40 am-11:44 pm

2 stops26h 04m

Philadelphia

Sat 5/9

7:10 am-11:35 pm

2 stops29h 25m

$1,467

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 4/30

9:35 am-9:41 pm

2 stops47h 06m

Philadelphia

Mon 7/13

4:54 pm-9:35 am

3 stops29h 41m

$1,552

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Wed 4/29

9:35 am-2:16 pm

2 stops39h 41m

Philadelphia

Mon 7/13

10:00 am-9:35 am

3 stops60h 35m

$1,552

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Mon 3/9

8:15 am-9:00 am

1 stop35h 45m

Philadelphia

Sun 12/13

7:50 pm-1:05 pm

1 stop29h 15m

$1,591

BangkokPhiladelphia

DMK - PHL

DMKPHL

Bangkok Don Mueang Intl

Tue 6/2

9:10 pm-2:48 pm

3 stops28h 38m

Philadelphia

Wed 7/15

10:35 am-2:00 am

2 stops28h 25m

$1,662

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Fri 3/6

4:55 pm-2:51 pm

3 stops57h 56m

Philadelphia

Mon 3/9

6:59 pm-12:20 am

2 stops42h 21m

$1,679

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Wed 4/29

3:45 pm-3:48 pm

3 stops35h 03m

Philadelphia

Sun 7/12

4:54 pm-9:35 am

3 stops29h 41m

$1,905

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 3/5

4:55 pm-10:14 am

3 stops29h 19m

Philadelphia

Mon 5/11

1:20 pm-9:35 am

3 stops33h 15m

$2,015

BangkokPhiladelphia

BKK - PHL

BKKPHL

Bangkok Suvarnabhumi

Thu 4/9

3:45 pm-12:59 am

3 stops44h 14m

Philadelphia

Sun 4/12

8:00 am-9:35 am

3 stops38h 35m

$3,016

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight from Thailand to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Thailand 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 Thailand to Philadelphia

What is the cheapest month to book a flight from Thailand to Philadelphia?

Currently, October is the cheapest month in which you can book a flight from Thailand to Philadelphia (average of $495). Flying from Thailand to Philadelphia in August is currently the most expensive (average of $1,070). 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 TH to PHL?

Find hourly flight availability from Thailand to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 2, 2026.

A simple way to save on the total cost of your ticket is to fly from Thailand to Philadelphia in the evening. If you’re flexible enough to do this you can expect to save up to 86% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Thailand to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Thailand to Philadelphia. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Thailand to Philadelphia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated March 2, 2026.
Get a feel of what it's like to fly with Korean Air, Qatar Airways, and American Airlines from Thailand to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,195 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,195 reviews
Korean Air
8.4
Very good
1,195 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Qatar Airways
7.4
Good
3,745 reviews
Korean Air
8.4
Very good
1,195 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
American Airlines
7.1
Good
11,375 reviews
Korean Air
8.4
Very good
1,195 reviews

Food

8.1

Overall

8.4

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Thailand to Philadelphia. 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 into for flights to Philadelphia from Thailand?

    For a flight from Thailand to Philadelphia, you will be flying into Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city.

  • How long is the flight from Thailand to Philadelphia?

    Departing from Thailand to Philadelphia will take you 26h 04m. The distance from Thailand to Philadelphia is about 8720 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Thailand to Philadelphia one-way?

    To fly one-way, consider booking your trip with Qatar Airways, which is currently one of the cheapest options available, starting at $564. Delta flights start at $618 while deals on American Airlines start at $712 one-way.

  • Can I find deals for flights from Thailand to Philadelphia that include hotel bookings?

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

  • How can I find direct flights from Thailand to Philadelphia?

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

  • Can I find deals for business class flights from Thailand to Philadelphia?

    Yes. Cheapflights offers flight deals from Thailand to Philadelphia 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 Thailand to Philadelphia?

    Currently, October is the cheapest month in which you can book a flight from Thailand to Philadelphia (average of $495). Flying from Thailand to Philadelphia in August is currently the most expensive (average of $1,070). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
King of Prussia
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Thailand to Philadelphia

Discover the top 3 airlines that operate flights from Thailand to Philadelphia. 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 March 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$924Average$1,336FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$939Average$1,110FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,021Average$1,393FlexibilityNo cancel feeOn-time68%

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