When did momondo last update prices for flights from Illinois to Hainan?

Prices for flights from Illinois to Hainan refresh daily.

How old do you have to be to fly from Illinois to Hainan?

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 Hainan.

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

The travel and health documents you'll need for your trip to Hainan 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 Hainan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$660 Cheap Flights from Illinois to Hainan in 2026

Find the cheapest flights from Illinois to Hainan

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 10:30 am-

29h 55m

8:50 pm - 12:55 pm-

30h 05m

$998Cathay Pacific

Wed, Nov 4 - Sun, Nov 8

6:00 am - 12:35 am-

29h 35m

3:35 pm - 6:40 am-

52h 05m

$1,075Multiple Airlines

Fri, Oct 16 - Sat, Oct 31

4:15 pm - 3:40 pm-

34h 25m

4:50 pm - 1:55 pm-

34h 05m

$1,089Cathay Pacific

Wed, Sep 16 - Wed, Sep 23

4:15 pm - 3:40 pm-

34h 25m

4:50 pm - 1:55 pm-

34h 05m

$1,096Cathay Pacific

Wed, Sep 16 - Wed, Sep 23

2:35 pm - 10:30 am-

29h 55m

8:50 pm - 12:55 pm-

30h 05m

$1,108Cathay Pacific

Wed, Nov 4 - Sun, Nov 8

10:26 am - 11:30 am-

36h 04m

11:10 am - 11:51 am-

37h 41m

$1,122Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

4:15 pm - 3:40 pm-

34h 25m

4:50 pm - 12:55 pm-

34h 05m

$1,123Cathay Pacific

Fri, Oct 23 - Sun, Nov 1

2:35 pm - 3:40 pm-

35h 05m

4:50 pm - 12:55 pm-

34h 05m

$1,124Cathay Pacific

Thu, Nov 19 - Fri, Nov 27

7:20 pm - 11:55 pm-

39h 35m

1:50 pm - 3:05 pm-

38h 15m

$1,136Multiple Airlines

Wed, Sep 2 - Mon, Sep 7

3:49 pm - 12:35 am-

43h 46m

3:35 pm - 6:40 am-

52h 05m

$1,136Multiple Airlines

Sat, Oct 17 - Sat, Oct 31

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Cathay Pacific flights from Illinois to Hainan

Our best Cathay Pacific deals on Illinois to Hainan flight tickets

Cathay Pacific

Sep 13

ORD4:00 pmChicago O'Hare Intl

34h 40m

1 stop

HAK3:40 pmHaikou Meilan Intl

Sep 20

HAK4:50 pmHaikou Meilan Intl

34h 05m

1 stop

ORD1:55 pmChicago O'Hare Intl

$991

Cathay Pacific

Nov 4

ORD2:35 pmChicago O'Hare Intl

29h 55m

1 stop

SYX10:30 amSanya Phoenix Intl

Nov 8

SYX8:50 pmSanya Phoenix Intl

30h 05m

1 stop

ORD12:55 pmChicago O'Hare Intl

$998

Cathay Pacific

Sep 13

ORD4:00 pmChicago O'Hare Intl

34h 40m

1 stop

HAK3:40 pmHaikou Meilan Intl

Sep 20

HAK4:50 pmHaikou Meilan Intl

34h 05m

1 stop

ORD1:55 pmChicago O'Hare Intl

$1,025

Air China flights from Illinois to Hainan

Our best Air China deals on Illinois to Hainan flight tickets

Air China

Sep 17

ORD5:52 pmChicago O'Hare Intl

31h 18m

2 stops

HAK2:10 pmHaikou Meilan Intl

Sep 21

HAK1:15 pmHaikou Meilan Intl

37h 00m

2 stops

ORD1:15 pmChicago O'Hare Intl

$1,890

Air China

Sep 17

ORD5:52 pmChicago O'Hare Intl

31h 18m

2 stops

HAK2:10 pmHaikou Meilan Intl

Sep 21

HAK1:15 pmHaikou Meilan Intl

37h 00m

2 stops

ORD1:15 pmChicago O'Hare Intl

$1,892

Air China

Sep 17

ORD1:03 pmChicago O'Hare Intl

42h 57m

2 stops

HAK9:00 pmHaikou Meilan Intl

Sep 21

HAK3:25 pmHaikou Meilan Intl

45h 15m

2 stops

ORD11:40 pmChicago O'Hare Intl

$1,915

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChicagoSanya

ORD - SYX

ORDSYX

Chicago O'Hare Intl

Wed 11/4

2:35 pm-10:30 am

1 stop29h 55m

Sanya Phoenix Intl

Sun 11/8

8:50 pm-12:55 pm

1 stop30h 05m

$998

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Fri 10/16

6:00 am-12:35 am

2 stops29h 35m

Haikou Meilan Intl

Sat 10/31

3:35 pm-6:40 am

2 stops52h 05m

$1,075

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Wed 9/16

4:15 pm-3:40 pm

1 stop34h 25m

Haikou Meilan Intl

Wed 9/23

4:50 pm-1:55 pm

1 stop34h 05m

$1,089

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Wed 9/16

4:15 pm-3:40 pm

1 stop34h 25m

Haikou Meilan Intl

Wed 9/23

4:50 pm-1:55 pm

1 stop34h 05m

$1,096

ChicagoSanya

ORD - SYX

ORDSYX

Chicago O'Hare Intl

Wed 11/4

2:35 pm-10:30 am

1 stop29h 55m

Sanya Phoenix Intl

Sun 11/8

8:50 pm-12:55 pm

1 stop30h 05m

$1,108

ChicagoSanya

ORD - SYX

ORDSYX

Chicago O'Hare Intl

Mon 9/14

10:26 am-11:30 am

3 stops36h 04m

Sanya Phoenix Intl

Mon 9/21

11:10 am-11:51 am

3 stops37h 41m

$1,122

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Fri 10/23

4:15 pm-3:40 pm

1 stop34h 25m

Haikou Meilan Intl

Sun 11/1

4:50 pm-12:55 pm

1 stop34h 05m

$1,123

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Thu 11/19

2:35 pm-3:40 pm

1 stop35h 05m

Haikou Meilan Intl

Fri 11/27

4:50 pm-12:55 pm

1 stop34h 05m

$1,124

ChicagoSanya

ORD - SYX

ORDSYX

Chicago O'Hare Intl

Wed 9/2

7:20 pm-11:55 pm

2 stops39h 35m

Sanya Phoenix Intl

Mon 9/7

1:50 pm-3:05 pm

2 stops38h 15m

$1,136

ChicagoHaikou

ORD - HAK

ORDHAK

Chicago O'Hare Intl

Sat 10/17

3:49 pm-12:35 am

2 stops43h 46m

Haikou Meilan Intl

Sat 10/31

3:35 pm-6:40 am

2 stops52h 05m

$1,136

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Hainan

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 airline that flies from Illinois to Hainan?

Cathay Pacific is the most popular carrier operating from Illinois to Hainan

Cheap Illinois to Hainan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Hainan

Fastest flight time	27h 45m
Direct flights	None

The fastest flight from Illinois to Hainan takes 27h 45m

There are no direct flights from Illinois to Hainan. There are no popular flight routes from Illinois to Hainan.

Search flight deals

Frequently asked questions about flying from Illinois to Hainan

When did momondo last update prices for flights from Illinois to Hainan?
Prices for flights from Illinois to Hainan refresh daily.
How old do you have to be to fly from Illinois to Hainan?
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 Hainan.
What documentation or ID do you need to fly to Hainan?
The travel and health documents you'll need for your trip to Hainan 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 Hainan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Hainan 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 Hainan quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Hainan from Illinois with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Hainan from Illinois.

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

Price alerts on flights to Hainan from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.