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$545+ Cheap flights from Illinois to Baku Heydar Aliyev Airport (GYD)

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — GYD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Illinois to Baku

Keep the following information in mind while searching for Illinois to Baku flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$828
(Mytrip)

One-way from

$545
(Kiwi.com)

Popular in

October

Cheapest in

February

Average price

$1,099
Provider with most accurate pricing for Chicago (CHI)-Baku (BAK) flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Baku (BAK) flights.
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From Illinois to Baku Heydar Aliyev
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One-way flight from Illinois to Baku Heydar Aliyev
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Highest demand for flights based on searches. 6% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Illinois to Baku

Cheapest flights from Illinois to Baku
Explore the most affordable flight options available from Illinois to Baku. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/42:20 pmORD - GYD
2 stops22h 30mMultiple Airlines
Mon 5/1910:35 pmGYD - ORD
3 stops25h 30mMultiple Airlines
Deal found 4/15$828
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Mon 9/17:50 pmORD - GYD
1 stop20h 45mTurkish Airlines
Sun 9/142:35 amGYD - ORD
1 stop16h 05mTurkish Airlines
Deal found 4/17$943
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Fri 11/72:30 pmORD - GYD
2 stops48h 50mUnited Airlines
Sun 11/304:30 amGYD - ORD
2 stops45h 45mUnited Airlines
Deal found 4/16$962
This oojo deal was found by Cheapflights users on 4/17. 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.
Sat 9/209:40 pmORD - GYD
1 stop19h 45mLOT
Tue 9/306:20 amGYD - ORD
1 stop17h 50mLOT
Deal found 4/17$970
This FlightHub deal was found by Cheapflights users on 4/16. 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.
Fri 11/79:15 pmORD - GYD
2 stops42h 05mLufthansa
Sun 11/304:30 amGYD - ORD
2 stops47h 55mLufthansa
Deal found 4/16$974
This oojo deal was found by Cheapflights users on 4/17. 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.
Mon 9/16:00 amORD - GYD
2 stops28h 55mQatar Airways
Mon 9/152:05 pmGYD - ORD
1 stop34h 00mQatar Airways
Deal found 4/17$1,098
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/11:30 pmSTL - GYD
3 stops29h 35mMultiple Airlines
Sun 6/84:55 amGYD - STL
3 stops24h 03mMultiple Airlines
Deal found 4/17$1,584
This United Airlines deal was found by Cheapflights users on 4/17. 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 6/18:10 amSTL - GYD
2 stops30h 45mUnited Airlines
Sat 6/72:20 amGYD - STL
2 stops43h 16mUnited Airlines
Deal found 4/17$1,668
This FlightHub deal was found by Cheapflights users on 4/15. 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.
Fri 6/208:10 amSTL - GYD
2 stops22h 45mTurkish Airlines
Fri 6/272:35 amGYD - STL
2 stops29h 10mTurkish Airlines
Deal found 4/15$1,692
This Lufthansa deal was found by Cheapflights users on 4/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/15:27 pmSTL - GYD
2 stops21h 28mLufthansa
Sat 6/72:20 amGYD - STL
1 stop20h 10mLufthansa
Deal found 4/17$1,739

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Baku 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 April 17, 2025.
Use the filters below to find and compare flights from Illinois to Baku Heydar Aliyev Airport that are best for you.

Fly from

Illinois

Fly to

Baku

Route

Depart

Return

Price

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Sun 5/4

2:20 pm-9:50 pm

2 stops22h 30m

Baku Heydar Aliyev

Mon 5/19

10:35 pm-3:05 pm

3 stops25h 30m

$828

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Mon 9/1

7:50 pm-1:35 am

1 stop20h 45m

Baku Heydar Aliyev

Sun 9/14

2:35 am-9:40 am

1 stop16h 05m

$943

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Sat 9/20

9:40 pm-2:25 am

1 stop19h 45m

Baku Heydar Aliyev

Tue 9/30

6:20 am-3:10 pm

1 stop17h 50m

$970

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Mon 9/1

10:30 pm-11:40 pm

1 stop16h 10m

Baku Heydar Aliyev

Sun 9/14

2:20 am-12:10 pm

2 stops42h 50m

$1,040

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Mon 9/1

6:00 am-7:55 pm

2 stops28h 55m

Baku Heydar Aliyev

Mon 9/15

2:05 pm-3:05 pm

1 stop34h 00m

$1,098

ChicagoBaku

ORD - GYD

ORDGYD

Chicago O'Hare Intl

Sat 9/20

10:30 pm-11:30 pm

1 stop16h 00m

Baku Heydar Aliyev

Mon 9/29

2:20 am-12:55 pm

1 stop19h 35m

$1,209

St. LouisBaku

STL - GYD

STLGYD

Lambert-St Louis

Sun 6/1

1:30 pm-4:05 am

3 stops29h 35m

Baku Heydar Aliyev

Sun 6/8

4:55 am-7:58 pm

3 stops24h 03m

$1,584

St. LouisBaku

STL - GYD

STLGYD

Lambert-St Louis

Sun 6/1

8:10 am-11:55 pm

2 stops30h 45m

Baku Heydar Aliyev

Sat 6/7

2:20 am-12:36 pm

2 stops43h 16m

$1,668

St. LouisBaku

STL - GYD

STLGYD

Lambert-St Louis

Fri 6/20

8:10 am-3:55 pm

2 stops22h 45m

Baku Heydar Aliyev

Fri 6/27

2:35 am-10:45 pm

2 stops29h 10m

$1,692

St. LouisBaku

STL - GYD

STLGYD

Lambert-St Louis

Sun 6/1

5:27 pm-11:55 pm

2 stops21h 28m

Baku Heydar Aliyev

Sat 6/7

2:20 am-1:30 pm

1 stop20h 10m

$1,739

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 13 results
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Best time to book a flight from Illinois to Baku

Have a flexible travel schedule? Discover the best time to fly to Baku 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 Baku Heydar Aliyev Airport

What is the cheapest time of day to fly from IL to GYD?

Find hourly flight availability from Illinois to Baku. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Illinois to Baku Heydar Aliyev Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Baku by month

Plan your trip to Baku by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baku Heydar Aliyev Airport ranges from 0.2 - 1.3 inches per month. January is typically the wettest month, when rainfall can reach 1.3 in. June is typically the driest time to visit Baku Heydar Aliyev Airport when rainfall is around 0.2 in.

Temperature in Baku by month

Plan your trip to Baku by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baku Heydar Aliyev Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Baku

Get insights into the airlines that provide service to Baku. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baku. Reviews last updated April 17, 2025.
See what other customers who have flown with LOT, Qatar Airways and United Airlines from Illinois to Baku have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,065 reviews
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Qatar Airways
7.4
Good
3,554 reviews
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
United Airlines
7.4
Good
8,667 reviews
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Turkish Airlines
7.3
Good
3,769 reviews
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Lufthansa
6.7
Okay
7,012 reviews
LOT
7.6
Good
1,065 reviews

Boarding

7.6

Overall

7.6

Food

7.2

Crew

8.2

Comfort

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Baku. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Baku from Illinois?

    Baku Heydar Aliyev (GYD) is the airport you will fly into if you book a flight from Illinois to Baku. It is only a 12.0 mi journey from Heydar Aliyev (GYD) to Baku’s city center.

  • Can I find deals for flights from Illinois to Baku that include hotel bookings?

    Yes. In addition to deals on Illinois to Baku flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Baku?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Baku.

  • Can I find deals for business class flights from Illinois to Baku?

    Yes. Cheapflights offers flight deals from Illinois to Baku 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 Baku Heydar Aliyev Airport?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Baku Heydar Aliyev Airport (average of $782). Flying from Illinois to Baku Heydar Aliyev Airport in June is currently the most expensive (average of $1,427). 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

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Top airline flying from Illinois to Baku

Discover the top airline that operate flights from Illinois to Baku. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$708Average$1,284FlexibilityNo cancel feeOn-time77%

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