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Cheap flights from Riyadh to Illinois from $425

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Riyadh to Illinois departing on 9/2. 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 Riyadh to Illinois

Cheap round-trip flights

Etihad Airways Logo
4:20 am - 8:45 amRUH-ORD
36h 25m1 stop
Etihad Airways Logo
1:55 pm - 8:45 amORD-RUH
34h 50m1 stop
$601Etihad Airways
Find Deal
Thu, Oct 9 - Thu, Oct 16
Turkish Airlines Logo
1:50 am - 5:55 pmRUH-ORD
24h 05m1 stop
Turkish Airlines Logo
11:25 am - 11:15 amORD-RUH
15h 50m1 stop
$624Turkish Airlines
Find Deal
Sat, Sep 6 - Sun, Sep 21
KLM Logo
11:55 pm - 2:40 pmRUH-ORD
22h 45m2 stops
KLM Logo
4:15 pm - 10:50 pmORD-RUH
22h 35m1 stop
$764KLM
Find Deal
Sun, Sep 7 - Sun, Sep 21
British Airways Logo
7:35 am - 5:45 pmRUH-ORD
18h 10m1 stop
British Airways Logo
4:06 pm - 10:55 pmORD-RUH
21h 49m2 stops
$767British Airways
Find Deal
Fri, Oct 31 - Fri, Nov 7
KLM Logo
11:55 pm - 2:40 pmRUH-ORD
22h 45m2 stops
KLM Logo
6:50 pm - 10:50 pmORD-RUH
20h 00m2 stops
$769KLM
Find Deal
Sun, Sep 7 - Sun, Sep 21
Delta Logo
9:35 am - 9:12 amRUH-ORD
31h 37m2 stops
Delta Logo
4:25 pm - 11:00 pmORD-RUH
21h 35m1 stop
$772Delta
Find Deal
Fri, Oct 31 - Fri, Nov 7
British Airways Logo
12:35 am - 3:49 pmRUH-ORD
23h 14m2 stops
British Airways Logo
8:40 pm - 6:35 amORD-RUH
25h 55m1 stop
$773British Airways
Find Deal
Wed, Oct 8 - Thu, Oct 16
Delta Logo
9:35 am - 9:12 amRUH-ORD
31h 37m2 stops
Delta Logo
1:25 pm - 11:50 pmORD-RUH
25h 25m2 stops
$783Delta
Find Deal
Fri, Oct 31 - Fri, Nov 7
Lufthansa Logo
6:25 am - 2:10 pmRUH-ORD
16h 45m1 stop
Lufthansa Logo
3:45 pm - 7:55 pmORD-RUH
19h 10m2 stops
$848Lufthansa
Find Deal
Wed, Nov 19 - Thu, Dec 11
Lufthansa Logo
2:00 am - 8:05 pmRUH-ORD
27h 05m1 stop
Lufthansa Logo
3:45 pm - 7:55 pmORD-RUH
19h 10m2 stops
$859Lufthansa
Find Deal
Tue, Nov 18 - Thu, Dec 11

Lufthansa flights from Riyadh to Illinois

Our best Lufthansa deals on Riyadh to Illinois flight tickets
Lufthansa
Nov 19
RUH6:25 amRiyadh King Khaled Intl
16h 45m
1 stop
ORD2:10 pmChicago O'Hare Intl
Dec 11
ORD3:45 pmChicago O'Hare Intl
19h 10m
2 stops
RUH7:55 pmRiyadh King Khaled Intl
$848
Find similar
Lufthansa
Nov 18
RUH2:00 amRiyadh King Khaled Intl
27h 05m
1 stop
ORD8:05 pmChicago O'Hare Intl
Dec 11
ORD3:45 pmChicago O'Hare Intl
19h 10m
2 stops
RUH7:55 pmRiyadh King Khaled Intl
$859
Find similar
Lufthansa
Nov 18
RUH2:00 amRiyadh King Khaled Intl
21h 10m
2 stops
ORD2:10 pmChicago O'Hare Intl
Dec 11
ORD4:10 pmChicago O'Hare Intl
18h 45m
2 stops
RUH7:55 pmRiyadh King Khaled Intl
$883
Find similar

Etihad Airways flights from Riyadh to Illinois

Our best Etihad Airways deals on Riyadh to Illinois flight tickets
Etihad Airways
Oct 9
RUH4:20 amRiyadh King Khaled Intl
36h 25m
1 stop
ORD8:45 amChicago O'Hare Intl
Oct 16
ORD1:55 pmChicago O'Hare Intl
34h 50m
1 stop
RUH8:45 amRiyadh King Khaled Intl
$601
Find similar
Etihad Airways
Nov 19
RUH10:40 pmRiyadh King Khaled Intl
18h 15m
1 stop
ORD7:55 amChicago O'Hare Intl
Dec 11
ORD1:10 pmChicago O'Hare Intl
17h 05m
1 stop
RUH3:15 pmRiyadh King Khaled Intl
$667
Find similar
Etihad Airways
Nov 20
RUH10:40 pmRiyadh King Khaled Intl
18h 15m
1 stop
ORD7:55 amChicago O'Hare Intl
Dec 12
ORD7:00 amChicago O'Hare Intl
23h 15m
2 stops
RUH3:15 pmRiyadh King Khaled Intl
$932
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Riyadh to Illinois 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 August 26, 2025.
Use the filters below to find and compare flights from Riyadh to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Thu 10/9

4:20 am-8:45 am

1 stop36h 25m

Chicago O'Hare Intl

Thu 10/16

1:55 pm-8:45 am

1 stop34h 50m

$601

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Sat 9/6

1:50 am-5:55 pm

1 stop24h 05m

Chicago O'Hare Intl

Sun 9/21

11:25 am-11:15 am

1 stop15h 50m

$624

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Sun 9/7

11:55 pm-2:40 pm

2 stops22h 45m

Chicago O'Hare Intl

Sun 9/21

4:15 pm-10:50 pm

1 stop22h 35m

$764

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Fri 10/31

7:35 am-5:45 pm

1 stop18h 10m

Chicago O'Hare Intl

Fri 11/7

4:06 pm-10:55 pm

2 stops21h 49m

$767

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Sun 9/7

11:55 pm-2:40 pm

2 stops22h 45m

Chicago O'Hare Intl

Sun 9/21

6:50 pm-10:50 pm

2 stops20h 00m

$769

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Fri 10/31

9:35 am-9:12 am

2 stops31h 37m

Chicago O'Hare Intl

Fri 11/7

4:25 pm-11:00 pm

1 stop21h 35m

$772

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Wed 10/8

12:35 am-3:49 pm

2 stops23h 14m

Chicago O'Hare Intl

Thu 10/16

8:40 pm-6:35 am

1 stop25h 55m

$773

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Fri 10/31

9:35 am-9:12 am

2 stops31h 37m

Chicago O'Hare Intl

Fri 11/7

1:25 pm-11:50 pm

2 stops25h 25m

$783

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Wed 11/19

6:25 am-2:10 pm

1 stop16h 45m

Chicago O'Hare Intl

Thu 12/11

3:45 pm-7:55 pm

2 stops19h 10m

$848

RiyadhChicago

RUH - ORD

RUHORD

Riyadh King Khaled Intl

Tue 11/18

2:00 am-8:05 pm

1 stop27h 05m

Chicago O'Hare Intl

Thu 12/11

3:45 pm-7:55 pm

2 stops19h 10m

$859

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 Illinois from

How to get the cheapest flight ticket from Riyadh 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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Riyadh is in April. Flight prices, which tend to average around $686, 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 April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $708.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Riyadh to Illinois is on a Sunday when prices can be found for as low as $605. Flights from Riyadh to Illinois on a Saturday will generally be more expensive and average around $991. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Riyadh to Illinois during this time can be as low as $605. Flights in the evening are often more expensive with an average ticket price of $905.

Cheap Riyadh to Illinois flight deals and tips

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

Direct flights

None
There are no direct flights from Riyadh to Illinois. There are no popular flight routes from Riyadh to Illinois.
Search flight deals

  • When did momondo last update prices for flights from Riyadh King Khaled Intl Airport to Illinois?

    Prices for flights from Riyadh King Khaled Intl Airport to Illinois are updated daily.

  • How many operators does momondo search for flights from Riyadh King Khaled Intl Airport to Illinois?

  • How old do you have to be to fly from Riyadh King Khaled Intl 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 Riyadh King Khaled Intl Airport to Illinois.

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

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

Best airlines flying from Riyadh to Illinois

Compare and see reviews for airlines that fly from Riyadh to Illinois with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $575Free CancellationRating
6.7
7,309 reviews
Search British Airways flights
Etihad AirwaysPriceFrom $735Free CancellationRating
7.4
1,235 reviews
Search Etihad Airways flights
LufthansaPriceFrom $764Free CancellationRating
6.8
7,359 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Riyadh 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 Riyadh to Illinois for you.

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

Flights from Riyadh to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Illinois from Riyadh.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Riyadh and alert you when they change.

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