HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pattaya

$526+ Cheap flights from Illinois to Pattaya, 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BKK
apr. 9 — apr. 161
ons. 4/9
ons. 4/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Pattaya 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.

Cheap flight deals from Illinois to Pattaya

Keep the following information in mind while searching for Illinois to Pattaya flight deals. Data was last updated april 4, 2025.

Round-trip from

$859
(KAYAK)

One-way from

$529
(StudentUniverse)

Popular in

June

Cheapest in

February

Average price

$970
From Illinois to Pattaya
Search Deals
One-way flight from Illinois to Pattaya
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Illinois to Pattaya

Cheapest flights from Illinois to Pattaya
Explore the most affordable flight options available from Illinois to Pattaya. Find the lowest fares from popular airlines and budget airlines, with prices last updated on april 4, 2025.

This FlightHub deal was found by Cheapflights users on 4/3. 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.
tir. 10/144:00 pmORD - BKK
1 stop30h 00mCathay Pacific
ons. 11/53:05 pmBKK - ORD
1 stop34h 55mCathay Pacific
Deal found 4/3$858
This KAYAK deal was found by Cheapflights users on 4/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 9/112:40 pmORD - BKK
1 stop27h 55mANA
tir. 9/99:35 pmBKK - ORD
1 stop23h 05mANA
Deal found 4/3$859
This United deal was found by Cheapflights users on 4/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 11/99:30 pmORD - BKK
2 stops37h 35mMultiple Airlines
tir. 11/2510:50 pmBKK - ORD
1 stop28h 00mMultiple Airlines
Deal found 4/4$863
This Korean Air deal was found by Cheapflights users on 4/3. 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.
tir. 9/3012:10 pmORD - BKK
1 stop24h 55mKorean Air
søn. 2/811:15 pmBKK - ORD
1 stop22h 25mKorean Air
Deal found 4/3$865
This United deal was found by Cheapflights users on 4/4. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 4/216:30 amORD - BKK
2 stops29h 25mUnited Airlines
man. 5/199:35 amBKK - ORD
1 stop41h 35mUnited Airlines
Deal found 4/4$872
This Delta deal was found by Cheapflights users on 4/3. 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.
tir. 10/287:30 amORD - BKK
2 stops27h 50mDelta
man. 12/229:40 amBKK - ORD
2 stops25h 58mDelta
Deal found 4/3$876
This Delta deal was found by Cheapflights users on 4/4. 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.
tir. 10/283:40 pmMDW - BKK
2 stops33h 35mDelta
søn. 12/2111:15 pmBKK - MDW
2 stops30h 08mDelta
Deal found 4/4$876
This Justfly.com deal was found by Cheapflights users on 4/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
søn. 9/2812:00 pmORD - BKK
1 stop31h 40mAir India
lør. 10/43:15 pmBKK - ORD
1 stop28h 10mAir India
Deal found 4/3$913
This CrystalTravel deal was found by Cheapflights users on 4/3. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 9/3012:30 amORD - BKK
1 stop21h 55mEVA Air
tor. 10/3011:30 amBKK - ORD
1 stop21h 05mEVA Air
Deal found 4/3$920
This Air Canada deal was found by Cheapflights users on 4/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ons. 10/13:40 pmORD - BKK
2 stops35h 45mAir Canada
ons. 3/47:10 amBKK - ORD
2 stops25h 22mAir Canada
Deal found 4/3$931
This Gotogate deal was found by Cheapflights users on 4/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tir. 5/61:55 pmORD - BKK
1 stop40h 40mEtihad Airways
tir. 5/209:05 amBKK - ORD
1 stop35h 40mEtihad Airways
Deal found 4/3$988
This FlightHub deal was found by Cheapflights users on 4/3. 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.
ons. 5/711:25 amORD - BKK
1 stop40h 00mTurkish Airlines
fre. 5/2310:45 pmBKK - ORD
1 stop22h 55mTurkish Airlines
Deal found 4/3$999

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Pattaya 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 april 4, 2025.
Use the filters below to find and compare flights from Illinois to Pattaya that are best for you.

Fly from

Illinois

Fly to

Pattaya

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

man. 9/1

12:40 pm-4:35 am

1 stop27h 55m

Bangkok Suvarnabhumi

tir. 9/9

9:35 pm-8:40 am

1 stop23h 05m

$859

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

tir. 9/30

12:10 pm-1:05 am

1 stop24h 55m

Bangkok Suvarnabhumi

søn. 2/8

11:15 pm-8:40 am

1 stop22h 25m

$865

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

søn. 4/27

4:00 pm-11:50 pm

1 stop19h 50m

Bangkok Suvarnabhumi

lør. 5/24

5:30 pm-2:25 pm

1 stop32h 55m

$867

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

man. 4/21

6:30 am-11:55 pm

2 stops29h 25m

Bangkok Suvarnabhumi

man. 5/19

9:35 am-3:10 pm

1 stop41h 35m

$872

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

ons. 4/23

4:00 pm-11:50 pm

1 stop19h 50m

Bangkok Suvarnabhumi

lør. 5/10

1:15 am-6:42 am

2 stops41h 27m

$873

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

man. 9/29

9:30 am-1:05 am

2 stops27h 35m

Bangkok Suvarnabhumi

søn. 2/8

11:15 pm-12:41 pm

2 stops26h 26m

$876

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

man. 9/29

9:30 am-1:05 am

2 stops27h 35m

Bangkok Suvarnabhumi

søn. 2/22

11:15 pm-6:34 pm

2 stops32h 19m

$876

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

ons. 10/1

12:00 pm-8:25 pm

1 stop20h 25m

Bangkok Suvarnabhumi

tor. 10/30

5:55 pm-7:30 am

1 stop25h 35m

$881

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

tir. 9/30

12:30 am-10:25 am

1 stop21h 55m

Bangkok Suvarnabhumi

tor. 10/30

11:30 am-8:35 pm

1 stop21h 05m

$920

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

ons. 10/1

3:40 pm-3:25 pm

2 stops35h 45m

Bangkok Suvarnabhumi

ons. 3/4

7:10 am-7:32 pm

2 stops25h 22m

$931

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 54 results
1
2
3
...
6

Best time to book a flight from Illinois to Pattaya

Have a flexible travel schedule? Discover the best time to fly to Pattaya from Illinois 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 Illinois to Pattaya

What is the cheapest month to book a flight from Illinois to Pattaya?

Currently, March is the cheapest month in which you can book a flight from Illinois to Pattaya (average of $958). Flying from Illinois to Pattaya in December is currently the most expensive (average of $1,574). 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 IL to P4T?

Find hourly flight availability from Illinois to Pattaya. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated april 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Pattaya as you normally would.

Rainfall in Pattaya by month

Plan your trip to Pattaya by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Pattaya ranges from 0.4 - 12.6 inches per month. September is typically the wettest month, when rainfall can reach 12.6 in. January is typically the driest time to visit Pattaya when rainfall is around 0.4 in.

Temperature in Pattaya by month

Plan your trip to Pattaya by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Pattaya, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Pattaya

Get insights into the airlines that provide service to Pattaya. 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 Pattaya. Reviews last updated april 4, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Illinois to Pattaya to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,053 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,441 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
ANA
8.3
Very good
835 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
China Airlines
8.2
Very good
725 reviews
EVA Air
8.4
Very good
1,170 reviews

Comfort

8.3

Entertainment

8.0

Food

8.1

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

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

  • What are the cheapest airlines to fly from Illinois to Pattaya one-way?

    One-way options have recently been found by users for as low as $529 on Cathay Pacific. Other airlines that offer cheap prices include Air India from $532 and Turkish Airlines from $536 one-way.

  • What are the most popular routes from Illinois to Pattaya?

    While some choose either Chicago Midway - Bangkok Suvarnabhumi or Lambert-St Louis - Bangkok Suvarnabhumi, Chicago O'Hare Intl - Bangkok Suvarnabhumi is the most popular route from Illinois to Pattaya.

  • Can I find deals for flights from Illinois to Pattaya that include hotel bookings?

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

  • How can I find direct flights from Illinois to Pattaya?

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

  • Can I find deals for business class flights from Illinois to Pattaya?

    Yes. Cheapflights offers flight deals from Illinois to Pattaya 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 Illinois to Pattaya?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Pattaya (average of $958). Flying from Illinois to Pattaya in December is currently the most expensive (average of $1,574). 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.

Alternative routes for Illinois to Pattaya

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Suvarnabhumi flights
John F Kennedy Intl to Suvarnabhumi flights
Seattle to Suvarnabhumi flights
Newark to Suvarnabhumi flights
LaGuardia to Suvarnabhumi flights
Dallas/Fort Worth to Suvarnabhumi flights
San Francisco to Suvarnabhumi flights
O'Hare Intl to Suvarnabhumi flights
Dulles Intl to Suvarnabhumi flights
Hobby to Suvarnabhumi flights
Ontario to Suvarnabhumi flights
Atlanta to Suvarnabhumi flights
Boston to Suvarnabhumi flights
Reagan-National to Suvarnabhumi flights
Love Field to Suvarnabhumi flights
George Bush Intcntl to Suvarnabhumi flights
Miami to Suvarnabhumi flights
Baltimore to Suvarnabhumi flights
Denver to Suvarnabhumi flights
Santa Ana to Suvarnabhumi flights
Burbank to Suvarnabhumi flights
Sky Harbor Intl to Suvarnabhumi flights
San Jose to Suvarnabhumi flights
Midway to Suvarnabhumi flights
Oakland to Suvarnabhumi flights
Portland to Suvarnabhumi flights
Las Vegas to Suvarnabhumi flights
Orlando to Suvarnabhumi flights
Tampa to Suvarnabhumi flights
Minneapolis to Suvarnabhumi flights
Honolulu to Suvarnabhumi flights
Philadelphia to Suvarnabhumi flights
Austin to Suvarnabhumi flights
Los Angeles to Don Mueang Intl flights
John F Kennedy Intl to Don Mueang Intl flights
John F Kennedy Intl to Phuket City flights
Charlotte to Suvarnabhumi flights
Los Angeles to Phuket City flights
Detroit to Suvarnabhumi flights
Raleigh to Suvarnabhumi flights
Nashville to Suvarnabhumi flights
San Francisco to Don Mueang Intl flights
Salt Lake City to Suvarnabhumi flights
San Antonio to Suvarnabhumi flights
Omaha to Suvarnabhumi flights
O'Hare Intl to Don Mueang Intl flights
San Diego to Suvarnabhumi flights
Newark to Phuket City flights
Jacksonville to Suvarnabhumi flights
Oklahoma City to Suvarnabhumi flights

Top 10 airlines flying from Illinois to Pattaya

Discover the top 10 airlines that operate flights from Illinois to Pattaya. 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 april 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
EmiratesCheapest$503Average$1,354FlexibilityNo cancel feeOn-time75%
Air IndiaCheapest$754Average$910FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$795Average$910FlexibilityNo cancel feeOn-time72%
Turkish AirlinesCheapest$805Average$971FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$820Average$998FlexibilityNo cancel feeOn-time81%
ANACheapest$825Average$1,068FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$841Average$980FlexibilityNo cancel feeOn-time69%
Etihad AirwaysCheapest$847Average$1,173FlexibilityNo cancel feeOn-time75%
Japan AirlinesCheapest$891Average$975FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$925Average$1,195FlexibilityNo cancel feeOn-time74%

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.