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Cheap flights from Sofia to Chicago O'Hare Intl Airport from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to Chicago O'Hare Intl Airport departing on 5/17. 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 Sofia to Chicago

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Sofia to Chicago.
LOT Logo
2:35 pm - 7:40 pmSOF-ORD
13h 05m1 stop
LOT Logo
9:40 pm - 5:55 pmORD-SOF
12h 15m1 stop
$589LOT
Find Deal
Mon, Sep 15 - Tue, Oct 21
 Logo
7:00 am - 2:10 pmSOF-ORD
15h 10m1 stop
 Logo
5:10 pm - 2:00 pmORD-SOF
12h 50m1 stop
Mon, Apr 14 - Mon, Apr 28
KLM Logo
7:00 am - 4:08 pmSOF-ORD
17h 08m2 stops
KLM Logo
1:25 pm - 2:00 pmORD-SOF
16h 35m2 stops
$610KLM
Find Deal
Mon, Apr 14 - Mon, Apr 28
Lufthansa Logo
1:50 pm - 7:55 pmSOF-ORD
14h 05m1 stop
Lufthansa Logo
4:00 pm - 1:00 pmORD-SOF
13h 00m1 stop
$638Lufthansa
Find Deal
Mon, Apr 14 - Mon, Apr 28
KLM Logo
7:00 am - 8:10 pmSOF-ORD
21h 10m2 stops
KLM Logo
4:20 pm - 2:00 pmORD-SOF
13h 40m1 stop
$643KLM
Find Deal
Sat, Apr 26 - Sat, May 10
United Airlines Logo
6:15 am - 8:12 pmSOF-ORD
21h 57m2 stops
United Airlines Logo
12:00 pm - 11:15 amORD-SOF
15h 15m2 stops
$651United Airlines
Find Deal
Thu, May 8 - Thu, May 22
Lufthansa Logo
6:15 am - 7:55 pmSOF-ORD
21h 40m1 stop
Lufthansa Logo
9:40 pm - 11:00 pmORD-SOF
17h 20m1 stop
$654Lufthansa
Find Deal
Mon, Apr 28 - Tue, May 27
United Airlines Logo
6:20 am - 8:03 amSOF-ORD
33h 43m2 stops
United Airlines Logo
9:35 am - 11:15 amORD-SOF
17h 40m2 stops
$658United Airlines
Find Deal
Tue, Apr 22 - Thu, May 22
Turkish Airlines Logo
9:25 am - 9:40 amSOF-ORD
32h 15m1 stop
Turkish Airlines Logo
11:25 am - 2:45 pmORD-SOF
19h 20m1 stop
$712Turkish Airlines
Find Deal
Sun, Jul 27 - Sat, Aug 9
Turkish Airlines Logo
9:15 pm - 9:40 amSOF-ORD
20h 25m1 stop
Turkish Airlines Logo
7:50 pm - 8:25 pmORD-SOF
16h 35m1 stop
$736Turkish Airlines
Find Deal
Tue, Apr 22 - Thu, May 22

KLM flights from Sofia to Chicago O'Hare Intl Airport

Our best KLM deals on Sofia to Chicago O'Hare Intl Airport flight tickets
KLM
Apr 14
SOF7:00 amSofia
17h 08m
2 stops
ORD4:08 pmChicago O'Hare Intl
Apr 28
ORD1:25 pmChicago O'Hare Intl
16h 35m
2 stops
SOF2:00 pmSofia
KLM
Apr 26
SOF7:00 amSofia
21h 10m
2 stops
ORD8:10 pmChicago O'Hare Intl
May 10
ORD4:20 pmChicago O'Hare Intl
13h 40m
1 stop
SOF2:00 pmSofia
KLM
Sep 6
SOF7:00 amSofia
18h 45m
2 stops
ORD5:45 pmChicago O'Hare Intl
Oct 20
ORD2:00 pmChicago O'Hare Intl
16h 00m
2 stops
SOF2:00 pmSofia

Lufthansa flights from Sofia to Chicago O'Hare Intl Airport

Our best Lufthansa deals on Sofia to Chicago O'Hare Intl Airport flight tickets
Lufthansa
Apr 14
SOF1:50 pmSofia
14h 05m
1 stop
ORD7:55 pmChicago O'Hare Intl
Apr 28
ORD4:00 pmChicago O'Hare Intl
13h 00m
1 stop
SOF1:00 pmSofia
Lufthansa
Apr 28
SOF6:15 amSofia
21h 40m
1 stop
ORD7:55 pmChicago O'Hare Intl
May 27
ORD9:40 pmChicago O'Hare Intl
17h 20m
1 stop
SOF11:00 pmSofia
Lufthansa
Apr 14
SOF1:50 pmSofia
14h 05m
1 stop
ORD7:55 pmChicago O'Hare Intl
Apr 28
ORD10:30 pmChicago O'Hare Intl
16h 30m
2 stops
SOF11:00 pmSofia

See travel insights to Chicago from

How to get the cheapest flight ticket from Sofia to Chicago O'Hare Intl Airport

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 typical price of a round-trip flight between Sofia and Chicago O'Hare Intl Airport?

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

The month of February is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Sofia averaging around $669.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $685. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Sofia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $778.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Sofia at noon is the least expensive time of day to depart. momondo users have found prices as low as $657 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $779. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Sofia when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $724 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Sofia for as low as $624 on momondo.

How have Sofia to Chicago O'Hare Intl Airport flight prices changed over time?

As of April 2025, prices for Sofia to Chicago O'Hare Intl Airport flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from Sofia to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Sofia to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Sofia to Chicago O'Hare Intl Airport (SOF to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sofia to Chicago O'Hare Intl Airport

Best Price Found

$387

Fastest flight time

13h 05m

Direct flights

None
The best one-way flight to Chicago O'Hare Intl Airport from Sofia in the past 72 hours is $387. The best round-trip flight deal from Sofia to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $589.
The fastest flight from Sofia to Chicago O'Hare Intl Airport takes 13h 05m
There are no direct flights from Sofia to Chicago O'Hare Intl Airport. Popular non-direct route for this connection is Sofia Airport - Chicago O'Hare Intl Airport.

  • How far is Sofia to Chicago O'Hare Intl by plane?

    The distance between Sofia and Chicago O'Hare Intl is about 5191.0 mi. 13h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sofia Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Sofia Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Sofia Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Sofia Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sofia Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sofia to Chicago O'Hare Intl Airport?


Best airlines flying from Sofia to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Sofia to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $460Free CancellationRating
7.8
1,323 reviews
Search KLM flights
LOTPriceFrom $490Free CancellationRating
7.6
1,065 reviews
Search LOT flights
British AirwaysPriceFrom $546Free CancellationRating
6.6
6,717 reviews
Search British Airways flights
Air FrancePriceFrom $560Free CancellationRating
7.4
1,427 reviews
Search Air France flights
Austrian AirlinesPriceFrom $576Free CancellationRating
7.5
771 reviews
Search Austrian Airlines flights
LufthansaPriceFrom $594Free CancellationRating
6.7
6,963 reviews
Search Lufthansa flights
United AirlinesPriceFrom $603Free CancellationRating
7.4
8,616 reviews
Search United Airlines flights
Turkish AirlinesPriceFrom $627Free CancellationRating
7.3
3,750 reviews
Search Turkish Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Sofia to Chicago?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sofia to Chicago. momondo saves you time and could save you money on your trip.

Can I find flights from Sofia to Chicago with flexible booking policies on momondo?

Flights from Sofia to Chicago 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 Sofia to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sofia to Chicago.

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

Yes momondo offers price alerts on flights to Chicago from Sofia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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