$526 Cheap Flights from Chicago (ORD) to Baku (GYD)

View $526 flight on Thu, Sep 25, 2025Opens in a new window
Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Baku (ORD-GYD)

Prices were available within the past 7 days and start at $526 for one-way flights and $857 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 22 - Wed, Nov 5
ORD
Chicago
GYD
Baku
$857 Roundtrip, found 4 days ago
$857
Roundtrip
found 4 days ago
Select United flight, departing Wed, Oct 22 from Chicago to Baku, returning Wed, Nov 5, priced at $857 found 4 days ago
United
Wed, Jan 7 - Wed, Jan 14
ORD
Chicago
GYD
Baku
$858 Roundtrip, found 4 days ago
$858
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jan 7 from Chicago to Baku, returning Wed, Jan 14, priced at $858 found 4 days ago
Lufthansa
Tue, Aug 12 - Tue, Aug 19
ORD
Chicago
GYD
Baku
$859 Roundtrip, found 2 hours ago
$859
Roundtrip
found 2 hours ago
Select Lufthansa flight, departing Tue, Aug 12 from Chicago to Baku, returning Tue, Aug 19, priced at $859 found 2 hours ago
United
Tue, Jul 29 - Tue, Aug 19
ORD
Chicago
GYD
Baku
$859 Roundtrip, found 1 day ago
$859
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 29 from Chicago to Baku, returning Tue, Aug 19, priced at $859 found 1 day ago
Lufthansa
Mon, Mar 2 - Wed, Mar 18
ORD
Chicago
GYD
Baku
$860 Roundtrip, found 1 day ago
$860
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Mon, Mar 2 from Chicago to Baku, returning Wed, Mar 18, priced at $860 found 1 day ago
Lufthansa
Mon, Mar 2 - Wed, Mar 18
ORD
Chicago
GYD
Baku
$861 Roundtrip, found 1 day ago
$861
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Mon, Mar 2 from Chicago to Baku, returning Wed, Mar 18, priced at $861 found 1 day ago
United
Wed, Jan 7 - Wed, Jan 14
ORD
Chicago
GYD
Baku
$865 Roundtrip, found 4 days ago
$865
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jan 7 from Chicago to Baku, returning Wed, Jan 14, priced at $865 found 4 days ago
Air Canada
Tue, Aug 12 - Tue, Aug 19
ORD
Chicago
GYD
Baku
$865 Roundtrip, found 2 hours ago
$865
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Tue, Aug 12 from Chicago to Baku, returning Tue, Aug 19, priced at $865 found 2 hours ago
Turkish Airlines
Tue, Sep 30 - Thu, Oct 9
ORD
Chicago
GYD
Baku
$878 Roundtrip, found 3 days ago
$878
Roundtrip
found 3 days ago
Select Turkish Airlines flight, departing Tue, Sep 30 from Chicago to Baku, returning Thu, Oct 9, priced at $878 found 3 days ago
LOT-Polish Airlines
Fri, Oct 10 - Sat, Nov 1
ORD
Chicago
GYD
Baku
$930 Roundtrip, found 3 days ago
$930
Roundtrip
found 3 days ago
Select LOT-Polish Airlines flight, departing Fri, Oct 10 from Chicago to Baku, returning Sat, Nov 1, priced at $930 found 3 days ago
Flights from Chicago (ORD) to Baku (GYD)
Origin airport
O'Hare Intl.
Destination airport
Heydar Aliyev Intl.
Airlines serving
Emirates, LOT-Polish Airlines, Lufthansa, Qatar Airways, Turkish Airlines, United
Roundtrip price
$857
Distance
6162 mi

Chicago to Baku Flights

The cheapest times to fly from Chicago to Baku

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Baku are during the month of October. You can find some of the cheapest flights from Chicago to Baku with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Chicago to Baku

Sunday is one of the best days to book for cheap flights from Chicago to Baku: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Chicago to Baku

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Baku in 2025. You can also book with separate airlines for your outbound and return journeys, from $526 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Baku flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Baku airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD) cost?
Discover the latest flight deals from ORD to GYD by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ORD to GYD?
The cheapest flights from ORD to GYD are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ORD to GYD?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ORD to GYD. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from O'Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD)?
There aren’t any daily direct flights available from O’Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be on your way in no time.
What day of the week has the most flights from ORD to GYD?
You’ll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD)?
To reach Heydar Aliyev Intl. Airport (GYD) on schedule, pick a flight that takes off from O’Hare Intl. Airport (ORD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD) last-minute?
Waiting until right before your break to book a flight from ORD to GYD generally means paying more. Although you may find some last-minute offers, they aren’t always guaranteed. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book an ORD to GYD flight and hotel package?
You can save money by securing an ORD to GYD flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. Once you’ve selected your preferred accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Heydar Aliyev Intl. Airport (GYD)?
If you booked your ORD to GYD flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.