What airlines fly to Illinois?

EVA Air, ANA and Cathay Pacific are the top three most popular airlines that fly to Illinois from Bangkok Suvarnabhumi Airport according to our data. EVA Air is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 7 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Bangkok Suvarnabhumi to Illinois?

Korean Air, Delta, and United Airlines are the most popular carriers operating from Bangkok Suvarnabhumi to Illinois

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

The number of operators available for flights from Bangkok Suvarnabhumi Airport to Illinois is 7 as of March 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$568 Cheap Flights from Bangkok Suvarnabhumi Airport to Illinois in 2026

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Find the cheapest flights from Bangkok Suvarnabhumi Airport to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 6:40 am

BKK

ORD

29h 15m

2 stops

2:00 pm - 11:50 pm

ORD

BKK

21h 50m

1 stop

$939Multiple Airlines

Wed, Apr 29 - Fri, May 8

12:15 pm - 4:49 am

BKK

ORD

28h 34m

2 stops

2:00 pm - 11:50 pm

ORD

BKK

21h 50m

1 stop

$945Multiple Airlines

Tue, Mar 24 - Tue, Mar 31

1:25 pm - 6:40 am

BKK

ORD

29h 15m

2 stops

2:00 pm - 11:50 pm

ORD

BKK

21h 50m

1 stop

$947Multiple Airlines

Wed, Apr 22 - Fri, Apr 24

9:50 am - 10:28 pm

BKK

MDW

24h 38m

2 stops

9:20 am - 11:35 pm

MDW

BKK

26h 15m

2 stops

$996Delta

Sun, May 3 - Tue, Jun 30

2:05 am - 10:31 pm

BKK

MDW

32h 26m

2 stops

9:30 am - 1:35 pm

MDW

BKK

40h 05m

2 stops

$997Delta

Sun, Mar 15 - Tue, Mar 31

3:10 pm - 11:59 pm

BKK

STL

44h 49m

2 stops

7:41 pm - 11:20 am

STL

BKK

27h 39m

2 stops

$1,033EVA Air

Thu, Apr 30 - Sat, May 30

1:20 am - 12:06 pm

BKK

STL

46h 46m

2 stops

12:10 pm - 11:20 pm

STL

BKK

47h 10m

2 stops

$1,073Air Canada

Tue, May 19 - Wed, Aug 5

8:30 am - 11:59 pm

BKK

STL

51h 29m

2 stops

7:41 pm - 1:05 pm

STL

BKK

29h 24m

2 stops

$1,133EVA Air

Thu, Apr 30 - Thu, May 28

12:30 am - 11:08 pm

BKK

STL

34h 38m

2 stops

8:35 am - 5:50 am

STL

BKK

33h 15m

2 stops

$1,229Japan Airlines

Wed, Aug 26 - Mon, Aug 31

12:30 am - 11:08 pm

BKK

STL

34h 38m

2 stops

8:35 am - 3:10 pm

STL

BKK

42h 35m

2 stops

$1,230Japan Airlines

Wed, Aug 26 - Mon, Aug 31

Delta flights from Bangkok Suvarnabhumi Airport to Illinois

Our best Delta deals on Bangkok Suvarnabhumi Airport to Illinois flight tickets

Delta

May 6

BKK9:40 pmBangkok Suvarnabhumi

36h 10m

2 stops

ORD9:50 pmChicago O'Hare Intl

Jul 16

ORD9:30 amChicago O'Hare Intl

26h 05m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

$996

Delta

Jun 11

BKK2:35 amBangkok Suvarnabhumi

33h 12m

2 stops

ORD11:47 pmChicago O'Hare Intl

Aug 3

ORD7:15 amChicago O'Hare Intl

26h 30m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

$997

Delta

Mar 11

BKK2:05 amBangkok Suvarnabhumi

33h 46m

2 stops

ORD11:51 pmChicago O'Hare Intl

Mar 26

ORD7:25 amChicago O'Hare Intl

29h 30m

2 stops

BKK12:55 amBangkok Suvarnabhumi

$1,099

Korean Air flights from Bangkok Suvarnabhumi Airport to Illinois

Our best Korean Air deals on Bangkok Suvarnabhumi Airport to Illinois flight tickets

Korean Air

May 5

BKK11:30 pmBangkok Suvarnabhumi

22h 10m

1 stop

ORD9:40 amChicago O'Hare Intl

Jul 24

ORD12:30 pmChicago O'Hare Intl

23h 05m

1 stop

BKK11:35 pmBangkok Suvarnabhumi

$990

Korean Air

May 5

BKK11:30 pmBangkok Suvarnabhumi

22h 10m

1 stop

ORD9:40 amChicago O'Hare Intl

Jul 24

ORD12:30 pmChicago O'Hare Intl

23h 05m

1 stop

BKK11:35 pmBangkok Suvarnabhumi

$991

Korean Air

May 5

BKK11:30 pmBangkok Suvarnabhumi

22h 10m

1 stop

ORD9:40 amChicago O'Hare Intl

Jul 14

ORD12:30 pmChicago O'Hare Intl

21h 15m

1 stop

BKK9:45 pmBangkok Suvarnabhumi

$1,055

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 4/29

1:25 pm-6:40 am

2 stops29h 15m

Chicago O'Hare Intl

Fri 5/8

2:00 pm-11:50 pm

1 stop21h 50m

$939

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Tue 3/24

12:15 pm-4:49 am

2 stops28h 34m

Chicago O'Hare Intl

Tue 3/31

2:00 pm-11:50 pm

1 stop21h 50m

$945

BangkokChicago

BKK - ORD

BKKORD

Bangkok Suvarnabhumi

Wed 4/22

1:25 pm-6:40 am

2 stops29h 15m

Chicago O'Hare Intl

Fri 4/24

2:00 pm-11:50 pm

1 stop21h 50m

$947

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sun 5/3

9:50 am-10:28 pm

2 stops24h 38m

Chicago Midway

Tue 6/30

9:20 am-11:35 pm

2 stops26h 15m

$996

BangkokChicago

BKK - MDW

BKKMDW

Bangkok Suvarnabhumi

Sun 3/15

2:05 am-10:31 pm

2 stops32h 26m

Chicago Midway

Tue 3/31

9:30 am-1:35 pm

2 stops40h 05m

$997

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 4/30

3:10 pm-11:59 pm

2 stops44h 49m

Lambert-St Louis

Sat 5/30

7:41 pm-11:20 am

2 stops27h 39m

$1,033

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Tue 5/19

1:20 am-12:06 pm

2 stops46h 46m

Lambert-St Louis

Wed 8/5

12:10 pm-11:20 pm

2 stops47h 10m

$1,073

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 4/30

8:30 am-11:59 pm

2 stops51h 29m

Lambert-St Louis

Thu 5/28

7:41 pm-1:05 pm

2 stops29h 24m

$1,133

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 8/26

12:30 am-11:08 pm

2 stops34h 38m

Lambert-St Louis

Mon 8/31

8:35 am-5:50 am

2 stops33h 15m

$1,229

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 8/26

12:30 am-11:08 pm

2 stops34h 38m

Lambert-St Louis

Mon 8/31

8:35 am-3:10 pm

2 stops42h 35m

$1,230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Bangkok Suvarnabhumi Airport is in November. Flight prices, which tend to average around $1,024, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,054.

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,128 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Bangkok Suvarnabhumi Airport for as low as $987 on momondo.

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

You could potentially save up to 3% on your flight if you consider stops on a Bangkok Suvarnabhumi Airport to Illinois flight.

Cheap Bangkok Suvarnabhumi Airport to Illinois flight deals and tips

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

Fastest flight time	24h 25m
Direct flights	None

The fastest flight from Bangkok Suvarnabhumi Airport to Illinois takes 24h 25m

There are no direct flights from Bangkok Suvarnabhumi Airport to Illinois. There are no popular flight routes from Bangkok Suvarnabhumi Airport to Illinois.

Search flight deals

When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Illinois?
Prices for flights from Bangkok Suvarnabhumi Airport to Illinois refresh daily.
How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Illinois?
The number of operators available for flights from Bangkok Suvarnabhumi Airport to Illinois is 7 as of March 2026.
How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Bangkok Suvarnabhumi Airport to Illinois

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Japan Airlines	PriceFrom $681	Free Cancellation	Rating 8.3 1,720 reviews	Search Japan Airlines flights
Thai Airways	PriceFrom $720	Free Cancellation	Rating 7.8 388 reviews	Search Thai Airways flights
Korean Air	PriceFrom $925	Free Cancellation	Rating 8.4 1,195 reviews	Search Korean Air flights
ANA	PriceFrom $983	Free Cancellation	Rating 8.4 1,107 reviews	Search ANA flights
United Airlines	PriceFrom $1,003	Free Cancellation	Rating 7.4 9,366 reviews	Search United Airlines flights
Cathay Pacific	PriceFrom $1,036	Free Cancellation	Rating 7.6 1,180 reviews	Search Cathay Pacific flights
EVA Air	PriceFrom $1,063	Free Cancellation	Rating 8.4 1,361 reviews	Search EVA Air flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Bangkok to Illinois for you.

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

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

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

Once you have performed a search for Bangkok to Illinois 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 Bangkok to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Bangkok. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.