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Pattaya

$386+ 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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BKK
Mar 30 — Apr 61
Mon 3/30
Mon 4/6
1 adult, Economy
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Cheap 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 February 28, 2026.

This oojo deal was found by Cheapflights users on 2/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:30 am
ORD
-
BKK
1 stop22h 40m
EVA Air
Thu 11/511:20 am
BKK
-
ORD
1 stop21h 15m
EVA Air
Deal found 2/25$796
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:15 pm
ORD
-
BKK
1 stop28h 20m
ANA
Mon 9/147:00 am
BKK
-
ORD
2 stops25h 22m
ANA
Deal found 2/26$797
This oojo deal was found by Cheapflights users on 2/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/31:10 pm
ORD
-
BKK
1 stop43h 15m
Air India
Sun 4/193:15 pm
BKK
-
ORD
2 stops31h 55m
Air India
Deal found 2/25$798
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:20 pm
ORD
-
BKK
1 stop37h 15m
Multiple Airlines
Mon 4/201:20 am
BKK
-
ORD
2 stops23h 25m
Multiple Airlines
Deal found 2/27$799
This Ovago 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:00 pm
ORD
-
BKK
1 stop29h 35m
ANA
Mon 4/279:35 am
BKK
-
ORD
2 stops32h 24m
ANA
Deal found 2/27$800
This United Airlines deal was found by Cheapflights users on 2/25. 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 9/92:18 pm
ORD
-
BKK
3 stops31h 17m
United Airlines
Wed 9/233:45 pm
BKK
-
ORD
3 stops29h 40m
United Airlines
Deal found 2/25$801
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:30 am
ORD
-
BKK
1 stop21h 55m
EVA Air
Wed 5/68:30 am
BKK
-
ORD
1 stop24h 30m
EVA Air
Deal found 2/26$802
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2912:30 am
ORD
-
BKK
1 stop22h 25m
EVA Air
Sun 5/171:35 am
BKK
-
ORD
1 stop31h 25m
EVA Air
Deal found 2/27$803
This United Airlines deal was found by Cheapflights users on 2/25. 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.
Sun 9/610:53 pm
ORD
-
BKK
2 stops46h 42m
United Airlines
Wed 9/233:45 pm
BKK
-
ORD
2 stops25h 20m
United Airlines
Deal found 2/25$804
This KAYAK deal was found by Cheapflights users on 2/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:10 pm
ORD
-
BKK
1 stop37h 05m
Air India
Sun 10/185:55 pm
BKK
-
ORD
2 stops29h 15m
Air India
Deal found 2/24$805
This KAYAK deal was found by Cheapflights users on 2/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:15 pm
ORD
-
BKK
1 stop19h 55m
Cathay Pacific
Fri 10/165:30 pm
BKK
-
ORD
1 stop32h 25m
Cathay Pacific
Deal found 2/24$806
This Kiwi.com deal was found by Cheapflights users on 2/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:30 am
ORD
-
BKK
1 stop22h 50m
EVA Air
Thu 9/2412:25 pm
BKK
-
ORD
1 stop20h 20m
EVA Air
Deal found 2/25$807

Find flight deals from Illinois to Pattaya

Keep the following information in mind while searching for Illinois to Pattaya flight deals. Data was last updated February 28, 2026.

Round-trip from

$796
(United Airlines)

One-way from

$386
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$872
From Illinois to Pattaya
Search Deals
One-way flight from Illinois to Pattaya
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($31 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 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 February 28, 2026.
Use the filters below to find and compare flights from Illinois to Pattaya that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 5/6

4:40 pm-9:35 am

2 stops28h 55m

Bangkok Suvarnabhumi

Mon 6/1

9:35 am-6:32 am

2 stops32h 57m

$819

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/22

4:00 pm-9:35 am

2 stops29h 35m

Bangkok Suvarnabhumi

Fri 5/1

9:35 am-5:03 am

2 stops31h 28m

$835

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/29

4:00 pm-9:35 am

2 stops29h 35m

Bangkok Suvarnabhumi

Fri 5/8

3:45 pm-5:06 am

2 stops25h 21m

$846

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 4/27

6:20 pm-9:35 am

2 stops27h 15m

Bangkok Suvarnabhumi

Mon 5/25

3:45 pm-6:32 am

2 stops26h 47m

$938

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Fri 4/10

1:10 pm-7:40 am

1 stop30h 30m

Bangkok Suvarnabhumi

Sat 4/25

8:40 am-11:10 am

1 stop38h 30m

$945

ChicagoBangkok

MDW - BKK

MDWBKK

Chicago Midway

Tue 4/28

9:29 am-11:35 pm

2 stops26h 06m

Bangkok Suvarnabhumi

Tue 5/5

9:40 pm-12:43 pm

2 stops27h 03m

$1,007

EvansvilleBangkok

EVV - BKK

EVVBKK

Evansville Dress Regional

Mon 5/4

5:10 am-11:50 am

2 stops42h 40m

Bangkok Suvarnabhumi

Mon 5/18

3:05 pm-5:53 pm

2 stops38h 48m

$1,037

EvansvilleBangkok

EVV - BKK

EVVBKK

Evansville Dress Regional

Mon 5/4

6:33 am-12:55 pm

2 stops42h 22m

Bangkok Suvarnabhumi

Sun 5/17

1:45 am-11:54 pm

2 stops34h 09m

$1,038

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Tue 4/14

10:40 am-9:35 am

3 stops34h 55m

Bangkok Suvarnabhumi

Tue 4/21

9:35 am-12:36 pm

2 stops39h 01m

$1,039

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 4/15

2:00 pm-11:50 am

1 stop33h 50m

Bangkok Suvarnabhumi

Mon 4/27

9:15 am-8:35 am

1 stop35h 20m

$1,040

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/27

Showing 1-10 of 51 resultsSorted by cheapest first
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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, August is the cheapest month in which you can book a flight from Illinois to Pattaya (average of $642). Flying from Illinois to Pattaya in June is currently the most expensive (average of $812). 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.

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.

  • How long is the flight from Illinois to Pattaya?

    Departing from Illinois to Pattaya will take you 26h 06m. There are 8559 mi between Illinois and Pattaya. This flight may include one or multiple stops.

  • 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 $308 on Air India. Other airlines that offer cheap prices include Turkish Airlines from $345 and Cathay Pacific from $360 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, August is the cheapest month in which you can book a flight from Illinois to Pattaya (average of $642). Flying from Illinois to Pattaya in June is currently the most expensive (average of $812). 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 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 February 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$614Average$835FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$666Average$874FlexibilityNo cancel feeOn-time72%
ANACheapest$681Average$1,071FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$698Average$858FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$706Average$1,148FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$710Average$915FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$744Average$1,008FlexibilityNo cancel feeOn-time75%
DeltaCheapest$745Average$1,052FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$779Average$1,063FlexibilityNo cancel feeOn-time71%
FinnairCheapest$797Average$1,295FlexibilityNo cancel feeOn-time76%

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