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Cheap flights from Illinois to Bangkok from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Bangkok departing on 1/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to Bangkok

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:15 am - 12:45 am
ORD
-
BKK
29h 30m
2 stops
Delta Logo
9:40 am - 9:34 pm
BKK
-
ORD
23h 54m
2 stops
$796Delta
Mon, Mar 2 - Tue, Mar 10
Korean Air Logo
11:25 am - 12:55 am
ORD
-
BKK
24h 30m
1 stop
Korean Air Logo
2:05 am - 8:40 am
BKK
-
ORD
19h 35m
1 stop
$797Korean Air
Tue, Jan 27 - Wed, Feb 11
United Airlines Logo
5:45 pm - 4:35 am
ORD
-
BKK
22h 50m
1 stop
United Airlines Logo
9:35 am - 8:40 am
BKK
-
ORD
35h 05m
1 stop
$798United Airlines
Tue, May 12 - Mon, May 18
Delta Logo
6:15 am - 12:45 am
ORD
-
BKK
29h 30m
2 stops
Delta Logo
9:40 am - 11:52 pm
BKK
-
ORD
26h 12m
2 stops
$799Delta
Mon, Feb 23 - Wed, Mar 18
Etihad Airways Logo
1:10 pm - 11:25 pm
ORD
-
BKK
21h 15m
1 stop
Etihad Airways Logo
8:55 am - 8:35 am
BKK
-
ORD
35h 40m
1 stop
$800Etihad Airways
Wed, Feb 4 - Wed, Mar 11
EVA Air Logo
11:30 pm - 12:35 pm
ORD
-
BKK
24h 05m
1 stop
EVA Air Logo
12:45 pm - 7:35 pm
BKK
-
ORD
19h 50m
1 stop
$801EVA Air
Tue, Feb 3 - Mon, Feb 16
United Airlines Logo
4:00 pm - 9:45 am
ORD
-
BKK
29h 45m
2 stops
United Airlines Logo
9:35 am - 8:40 am
BKK
-
ORD
35h 05m
1 stop
$803United Airlines
Tue, Apr 7 - Wed, Apr 29
Air India Logo
1:30 pm - 4:55 pm
ORD
-
BKK
38h 25m
1 stop
Air India Logo
5:55 pm - 11:30 am
BKK
-
ORD
30h 35m
2 stops
$804Air India
Wed, Feb 11 - Thu, Feb 19
United Airlines Logo
6:30 pm - 11:25 am
ORD
-
BKK
27h 55m
2 stops
United Airlines Logo
7:10 am - 1:50 pm
BKK
-
ORD
19h 40m
1 stop
$805United Airlines
Tue, Feb 3 - Wed, Mar 4
United Airlines Logo
4:16 pm - 5:10 am
ORD
-
BKK
47h 54m
2 stops
United Airlines Logo
7:10 am - 1:50 pm
BKK
-
ORD
19h 40m
1 stop
$806United Airlines
Mon, Feb 2 - Wed, Mar 4

Korean Air flights from Illinois to Bangkok Suvarnabhumi Airport

Our best Korean Air deals on Illinois to Bangkok Suvarnabhumi Airport flight tickets
Korean Air
Jan 27
ORD11:25 amChicago O'Hare Intl
24h 30m
1 stop
BKK12:55 amBangkok Suvarnabhumi
Feb 17
BKK11:15 pmBangkok Suvarnabhumi
22h 25m
1 stop
ORD8:40 amChicago O'Hare Intl
$797
Korean Air
Jan 26
ORD11:25 amChicago O'Hare Intl
24h 20m
1 stop
BKK12:45 amBangkok Suvarnabhumi
Feb 9
BKK9:30 pmBangkok Suvarnabhumi
24h 10m
1 stop
ORD8:40 amChicago O'Hare Intl
$814
Korean Air
Mar 3
ORD11:25 amChicago O'Hare Intl
24h 20m
1 stop
BKK12:45 amBangkok Suvarnabhumi
Mar 12
BKK2:05 amBangkok Suvarnabhumi
19h 35m
1 stop
ORD9:40 amChicago O'Hare Intl
$844

United Airlines flights from Illinois to Bangkok Suvarnabhumi Airport

Our best United Airlines deals on Illinois to Bangkok Suvarnabhumi Airport flight tickets
United Airlines
May 12
ORD5:45 pmChicago O'Hare Intl
22h 50m
1 stop
BKK4:35 amBangkok Suvarnabhumi
May 18
BKK9:35 amBangkok Suvarnabhumi
35h 05m
1 stop
ORD8:40 amChicago O'Hare Intl
$798
United Airlines
Apr 7
ORD4:00 pmChicago O'Hare Intl
29h 45m
2 stops
BKK9:45 amBangkok Suvarnabhumi
Apr 28
BKK9:35 amBangkok Suvarnabhumi
35h 05m
1 stop
ORD8:40 amChicago O'Hare Intl
$803
United Airlines
Feb 3
ORD6:30 pmChicago O'Hare Intl
27h 55m
2 stops
BKK11:25 amBangkok Suvarnabhumi
Mar 4
BKK7:10 amBangkok Suvarnabhumi
19h 40m
1 stop
ORD1:50 pmChicago O'Hare Intl
$805

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Bangkok Suvarnabhumi Airport 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, momondo users made 832,500 searches. Data last updated January 13, 2026.
Use the filters below to find and compare flights from Illinois to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 3/2

6:15 am-12:45 am

2 stops29h 30m

Bangkok Suvarnabhumi

Tue 3/10

9:40 am-9:34 pm

2 stops23h 54m

$796

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 1/27

11:25 am-12:55 am

1 stop24h 30m

Bangkok Suvarnabhumi

Wed 2/11

2:05 am-8:40 am

1 stop19h 35m

$797

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 5/12

5:45 pm-4:35 am

1 stop22h 50m

Bangkok Suvarnabhumi

Mon 5/18

9:35 am-8:40 am

1 stop35h 05m

$798

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 2/23

6:15 am-12:45 am

2 stops29h 30m

Bangkok Suvarnabhumi

Wed 3/18

9:40 am-11:52 pm

2 stops26h 12m

$799

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 2/4

1:10 pm-11:25 pm

1 stop21h 15m

Bangkok Suvarnabhumi

Wed 3/11

8:55 am-8:35 am

1 stop35h 40m

$800

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 2/3

11:30 pm-12:35 pm

1 stop24h 05m

Bangkok Suvarnabhumi

Mon 2/16

12:45 pm-7:35 pm

1 stop19h 50m

$801

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 4/7

4:00 pm-9:45 am

2 stops29h 45m

Bangkok Suvarnabhumi

Wed 4/29

9:35 am-8:40 am

1 stop35h 05m

$803

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Wed 2/11

1:30 pm-4:55 pm

1 stop38h 25m

Bangkok Suvarnabhumi

Thu 2/19

5:55 pm-11:30 am

2 stops30h 35m

$804

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Tue 2/3

6:30 pm-11:25 am

2 stops27h 55m

Bangkok Suvarnabhumi

Wed 3/4

7:10 am-1:50 pm

1 stop19h 40m

$805

ChicagoBangkok

ORD - BKK

ORDBKK

Chicago O'Hare Intl

Mon 2/2

4:16 pm-5:10 am

2 stops47h 54m

Bangkok Suvarnabhumi

Wed 3/4

7:10 am-1:50 pm

1 stop19h 40m

$806

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bangkok from

How to get the cheapest flight ticket from Illinois to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The month of September is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Illinois, with most prices found around $814. The month of October is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Illinois averaging around $834.

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

You are more likely to see cheaper flights to Bangkok Suvarnabhumi Airport from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Suvarnabhumi Airport for around $978 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Suvarnabhumi Airport from Illinois for as low as $867 on momondo.

Can stopping save me money on Illinois to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Illinois to Bangkok Suvarnabhumi Airport flight.

Cheap Illinois to Bangkok Suvarnabhumi Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Bangkok Suvarnabhumi Airport

Fastest flight time

22h 50m

Direct flights

None
The fastest flight from Illinois to Bangkok Suvarnabhumi Airport takes 22h 50m
There are no direct flights from Illinois to Bangkok Suvarnabhumi Airport. There are no popular flight routes from Illinois to Bangkok Suvarnabhumi Airport.
Search flight deals

  • When did momondo last update prices for flights from Illinois to Bangkok Suvarnabhumi Airport?

    Prices for flights from Illinois to Bangkok Suvarnabhumi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Illinois to Bangkok Suvarnabhumi Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Illinois to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents you'll need for your trip to Bangkok Suvarnabhumi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok Suvarnabhumi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Illinois to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $623Free CancellationRating
5.5
2,975 reviews
Search Air India flights
Cathay PacificPriceFrom $668Free CancellationRating
7.6
1,130 reviews
Search Cathay Pacific flights
ANAPriceFrom $681Free CancellationRating
8.4
1,069 reviews
Search ANA flights
Korean AirPriceFrom $698Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights
United AirlinesPriceFrom $707Free CancellationRating
7.4
9,156 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $712Free CancellationRating
7.3
4,165 reviews
Search Turkish Airlines flights
DeltaPriceFrom $745Free CancellationRating
7.9
8,040 reviews
Search Delta flights
American AirlinesPriceFrom $779Free CancellationRating
7.2
11,118 reviews
Search American Airlines flights
Japan AirlinesPriceFrom $825Free CancellationRating
8.3
1,681 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $832Free CancellationRating
7.3
1,369 reviews
Search Etihad Airways flights

Traveling to a place near Bangkok?

Book flights to Bangkok if you plan to visit one of these locations
Pattaya
Ko Samet
Kanchanaburi
Cha-am
Ko Lan
Ayutthaya
Chonburi
Pak Chong
Sattahip
Phetchaburi

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Bangkok?

Finding the right flight to Bangkok from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bangkok quick and easy, saving you time and money.

Can I find flights from Illinois to Bangkok with flexible booking policies on momondo?

Yes. All flights to Bangkok from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Bangkok?

Once you have performed a search for Illinois to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Illinois to Bangkok right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Illinois to Bangkok flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bangkok Suvarnabhumi Airport trip

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