$316 Find Cheap Flights from Chicago O'Hare Airport to Bulgaria - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from O'Hare Intl to Bulgaria departing on 8/31. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Cheap Flights from O'Hare Intl to Bulgaria

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Sofia
Sofia1 stop$767
Varna
Varna1 stop$633
Burgas
Burgas1 stop$843
Sofia
Sofia1 stop$767
Varna
Varna1 stop$633
Burgas
Burgas1 stop$843

Book Cheap O'Hare Intl to Bulgaria Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from O'Hare Intl to Bulgaria that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from O'Hare Intl to Bulgaria

Wed, Sep 9 - Wed, Sep 16
Turkish Airlines Logo
8:10 pm - 9:25 pm
ORD
-
VAR
17h 15m
1 stop
Turkish Airlines Logo
10:15 pm - 9:40 am
VAR
-
ORD
19h 25m
1 stop
$633Turkish Airlines
Sat, Sep 12 - Sat, Oct 17
Turkish Airlines Logo
8:10 pm - 8:30 am
ORD
-
VAR
28h 20m
1 stop
Turkish Airlines Logo
10:15 pm - 9:40 am
VAR
-
ORD
19h 25m
1 stop
$650Turkish Airlines
Sun, Nov 29 - Thu, Dec 3
Multiple Airlines Logo
9:50 pm - 3:15 pm
ORD
-
VAR
33h 25m
2 stops
Multiple Airlines Logo
4:00 pm - 2:00 pm
VAR
-
ORD
30h 00m
1 stop
$749Multiple Airlines
Sat, Nov 28 - Sat, Dec 12
Multiple Airlines Logo
3:45 pm - 2:15 pm
ORD
-
SOF
38h 30m
2 stops
Multiple Airlines Logo
6:25 am - 6:21 pm
SOF
-
ORD
19h 56m
2 stops
$770Multiple Airlines
Sun, Nov 29 - Thu, Dec 3
Lufthansa Logo
9:50 pm - 3:15 pm
ORD
-
VAR
33h 25m
2 stops
Lufthansa Logo
4:00 pm - 1:10 pm
VAR
-
ORD
29h 10m
2 stops
$771Lufthansa
Sun, Jan 24 - Sun, Feb 7
British Airways Logo
1:31 pm - 4:20 pm
ORD
-
SOF
18h 49m
2 stops
British Airways Logo
7:45 pm - 4:49 pm
SOF
-
ORD
29h 04m
2 stops
$773British Airways
Fri, Jan 8 - Wed, Jan 13
British Airways Logo
8:59 pm - 6:35 pm
ORD
-
SOF
37h 36m
2 stops
British Airways Logo
9:05 pm - 1:45 pm
SOF
-
ORD
24h 40m
1 stop
$774British Airways
Mon, Sep 14 - Mon, Nov 9
Austrian Airlines Logo
4:20 pm - 11:40 am
ORD
-
SOF
11h 20m
1 stop
Austrian Airlines Logo
6:45 pm - 6:55 pm
SOF
-
ORD
32h 10m
2 stops
$776Austrian Airlines
Fri, Dec 25 - Fri, Jan 8
Austrian Airlines Logo
1:19 pm - 5:30 pm
ORD
-
SOF
20h 11m
2 stops
Austrian Airlines Logo
7:55 am - 6:33 pm
SOF
-
ORD
18h 38m
2 stops
$851Austrian Airlines
Wed, Sep 9 - Wed, Sep 16
Lufthansa Logo
4:05 pm - 3:15 pm
ORD
-
VAR
15h 10m
2 stops
Lufthansa Logo
9:30 pm - 6:15 pm
VAR
-
ORD
28h 45m
1 stop
$869Lufthansa
Booking Insights

KAYAK's insights & trends for O'Hare Intl to Bulgaria flights

Get data-powered insights and trends into flights from O'Hare Intl to Bulgaria to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Bulgaria?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chicago O'Hare Intl Airport to Bulgaria, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Chicago O'Hare Intl Airport to Bulgaria is January, when tickets cost $577 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $1,158 and $1,095 respectively.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Bulgaria?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chicago O'Hare Intl Airport to Bulgaria, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Chicago O'Hare Intl Airport to Bulgaria, you should book around 2 weeks before departure, which saves you about 5% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

Find deals

Good to know

Low season

January

Cheapest flight

$316
Best time to beat the crowds with an average 30% drop in price.
Most popular time to fly with an average 38% increase in price.
Flight from Chicago O'Hare Airport to Sofia

FAQs - booking Bulgaria flights

  • How does KAYAK find such low prices on flights from Chicago O'Hare Airport to Bulgaria?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chicago O'Hare Airport to Bulgaria.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chicago O'Hare Airport to Bulgaria?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Chicago O'Hare Airport to Bulgaria is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Chicago O'Hare Airport to Bulgaria?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Chicago O'Hare Airport to Bulgaria with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chicago O'Hare Airport to Bulgaria?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Chicago O'Hare Airport to Bulgaria up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from O'Hare Intl to Bulgaria

Information on your arrival and departure airports

Chicago O'Hare Airport (ORD)