HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ko Phi Phi

$317+ Cheap flights from O'Hare Intl (ORD) to Ko Phi Phi, Thailand

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — HKT
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Ko Phi Phi with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Ko Phi Phi are usually found in April or September, booked 25 days in advance, depart on a Monday or Sunday and return on a Monday

Cheap flight deals from O'Hare Intl to Ko Phi Phi

Keep the following information in mind while searching for O'Hare Intl to Ko Phi Phi flight deals. Data was last updated August 20, 2025.

Round-trip from

$620
(Ovago)

One-way from

$317
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,109
From Chicago O'Hare Intl to Ko Phi Phi
Search Deals
One-way flight from Chicago O'Hare Intl to Ko Phi Phi
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($227 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from O'Hare Intl to Ko Phi Phi

Cheapest flights from O'Hare Intl to Ko Phi Phi
Explore the most affordable flight options available from O'Hare Intl to Ko Phi Phi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/242:40 pmORD - HKT
1 stop37h 55mCathay Pacific
Mon 12/112:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/19$620
This Ovago deal was found by Cheapflights users on 8/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:40 pmORD - HKT
1 stop31h 40mCathay Pacific
Sun 11/1612:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/18$623
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/272:40 pmORD - HKT
1 stop31h 40mCathay Pacific
Tue 12/912:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/20$626
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/214:00 pmORD - HKT
1 stop30h 50mCathay Pacific
Mon 11/312:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/20$636
This Ovago deal was found by Cheapflights users on 8/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/34:00 pmORD - HKT
1 stop37h 20mCathay Pacific
Wed 10/111:50 amHKT - ORD
1 stop38h 35mCathay Pacific
Deal found 8/17$638
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/44:00 pmORD - HKT
1 stop30h 50mCathay Pacific
Wed 10/16:20 pmHKT - ORD
1 stop32h 05mCathay Pacific
Deal found 8/20$639
This FlightHub deal was found by Cheapflights users on 8/20. 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.
Wed 11/262:40 pmORD - HKT
1 stop37h 55mCathay Pacific
Mon 12/812:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/20$642
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:00 pmORD - HKT
1 stop30h 50mCathay Pacific
Wed 10/16:20 pmHKT - ORD
1 stop32h 05mCathay Pacific
Deal found 8/20$645
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:40 pmORD - HKT
1 stop31h 40mCathay Pacific
Mon 12/812:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/20$651
This Ovago deal was found by Cheapflights users on 8/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/34:00 pmORD - HKT
1 stop37h 20mCathay Pacific
Tue 9/3011:50 amHKT - ORD
1 stop38h 35mCathay Pacific
Deal found 8/20$652
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/34:00 pmORD - HKT
1 stop37h 20mCathay Pacific
Mon 9/811:50 amHKT - ORD
1 stop38h 35mCathay Pacific
Deal found 8/19$654
This Gurufare deal was found by Cheapflights users on 8/19. 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.
Thu 11/272:40 pmORD - HKT
1 stop31h 40mCathay Pacific
Mon 12/112:20 pmHKT - ORD
1 stop37h 40mCathay Pacific
Deal found 8/19$656

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Ko Phi Phi 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 August 20, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Ko Phi Phi that are best for you.

Fly from

O'Hare Intl

Fly to

Ko Phi Phi

Route

Depart

Return

Price

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Thu 11/6

2:40 pm-11:20 am

1 stop31h 40m

Phuket City

Sun 11/16

6:35 pm-1:00 pm

1 stop31h 25m

$623

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Tue 9/23

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Tue 9/30

11:50 am-2:25 pm

1 stop38h 35m

$636

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 9/3

4:00 pm-5:20 pm

1 stop37h 20m

Phuket City

Wed 10/1

11:50 am-2:25 pm

1 stop38h 35m

$638

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Thu 9/4

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Tue 9/30

11:50 am-2:25 pm

1 stop38h 35m

$639

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Tue 9/2

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Wed 10/1

6:20 pm-2:25 pm

1 stop32h 05m

$651

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Mon 9/1

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Wed 10/1

11:50 am-2:25 pm

1 stop38h 35m

$651

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 9/17

4:00 pm-5:20 pm

1 stop37h 20m

Phuket City

Wed 9/24

6:20 pm-2:25 pm

1 stop32h 05m

$652

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Wed 9/3

4:00 pm-5:20 pm

1 stop37h 20m

Phuket City

Mon 9/8

11:50 am-2:25 pm

1 stop38h 35m

$654

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Thu 8/28

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Wed 9/3

6:20 pm-2:25 pm

1 stop32h 05m

$654

ChicagoPhuket City

ORD - HKT

ORDHKT

Chicago O'Hare Intl

Mon 9/8

4:00 pm-10:50 am

1 stop30h 50m

Phuket City

Wed 9/17

11:50 am-2:25 pm

1 stop38h 35m

$654

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from O'Hare Intl to Ko Phi Phi

Have a flexible travel schedule? Discover the best time to fly to Ko Phi Phi from O'Hare Intl 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 Chicago O'Hare Intl Airport to Ko Phi Phi

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Ko Phi Phi?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Ko Phi Phi. Price data was last updated on August 8, 2025.

The best time to book flights from Chicago O'Hare Intl Airport to Ko Phi Phi is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Ko Phi Phi?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ko Phi Phi (average of $1,095). Flying from Chicago O'Hare Intl Airport to Ko Phi Phi in December is currently the most expensive (average of $1,726). 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 ORD to K33?

Find hourly flight availability from O'Hare Intl to Ko Phi Phi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Ko Phi Phi as you normally would.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Ko Phi Phi?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Ko Phi Phi. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Ko Phi Phi flight should consider departing on Friday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Ko Phi Phi?

Reviews of airlines servicing Ko Phi Phi

Get insights into the airlines that provide service to Ko Phi Phi. 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 Ko Phi Phi. Reviews last updated August 20, 2025.
Get a feel of what it's like to fly with Korean Air, Delta, and Cathay Pacific from Chicago O'Hare Intl Airport to Ko Phi Phi 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
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,982 reviews
Korean Air
8.4
Very good
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
972 reviews
Korean Air
8.4
Very good
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Etihad Airways
7.4
Good
1,233 reviews
Korean Air
8.4
Very good
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air India
5.5
Fair
2,929 reviews
Korean Air
8.4
Very good
1,131 reviews

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Ko Phi Phi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to Ko Phi Phi?

    Cathay Pacific can get you from Chicago O'Hare Intl Airport to Ko Phi Phi in just under 31h 40m. Your travel time can differ by up to . The distance from Chicago O'Hare Intl Airport to Ko Phi Phi is about 8947 mi.

  • Can I find deals for flights from O'Hare Intl to Ko Phi Phi that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Ko Phi Phi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Ko Phi Phi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Ko Phi Phi.

  • Can I find deals for business class flights from O'Hare Intl to Ko Phi Phi?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Ko Phi Phi 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 Chicago O'Hare Intl Airport to Ko Phi Phi?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Ko Phi Phi (average of $1,095). Flying from Chicago O'Hare Intl Airport to Ko Phi Phi in December is currently the most expensive (average of $1,726). 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 8 airlines flying from O'Hare Intl to Ko Phi Phi

Discover the top 8 airlines that operate flights from O'Hare Intl to Ko Phi Phi. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$619Average$945FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$711Average$940FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$863Average$1,163FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$882Average$1,189FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$890Average$1,185FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,065Average$1,496FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$1,072Average$1,372FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,161Average$1,427FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.