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Cheap flights from Sofia to Chicago O'Hare Intl Airport from $327

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 5/19. 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.
British Airways Logo
8:00 pm - 2:45 pmSOF-ORD
26h 45m1 stop
British Airways Logo
8:25 pm - 1:30 pmORD-SOF
33h 05m2 stops
$613British Airways
Find Deal
Mon, Jun 16 - Wed, Jul 2
British Airways Logo
8:00 pm - 5:10 pmSOF-ORD
29h 10m2 stops
British Airways Logo
8:25 pm - 1:30 pmORD-SOF
33h 05m2 stops
$619British Airways
Find Deal
Mon, Jun 16 - Wed, Jul 2
LOT Logo
2:35 pm - 7:40 pmSOF-ORD
13h 05m1 stop
LOT Logo
4:55 pm - 5:55 pmORD-SOF
17h 00m1 stop
$623LOT
Find Deal
Fri, Jun 6 - Fri, Oct 3
LOT Logo
5:20 am - 7:40 pmSOF-ORD
22h 20m1 stop
LOT Logo
9:40 pm - 2:00 amORD-SOF
20h 20m1 stop
$625LOT
Find Deal
Sat, May 24 - Thu, Sep 18
United Airlines Logo
1:55 pm - 9:52 amSOF-ORD
27h 57m2 stops
United Airlines Logo
6:00 pm - 11:00 pmORD-SOF
21h 00m1 stop
$678United Airlines
Find Deal
Thu, Jun 19 - Mon, Jun 30
United Airlines Logo
6:15 am - 8:12 pmSOF-ORD
21h 57m2 stops
United Airlines Logo
9:40 pm - 11:00 pmORD-SOF
17h 20m1 stop
$681United Airlines
Find Deal
Wed, May 21 - Wed, Sep 17
Lufthansa Logo
6:15 am - 12:55 pmSOF-ORD
14h 40m1 stop
Lufthansa Logo
9:40 pm - 11:00 pmORD-SOF
17h 20m1 stop
$703Lufthansa
Find Deal
Fri, Jul 18 - Thu, Aug 14
Lufthansa Logo
6:00 am - 12:30 pmSOF-ORD
14h 30m1 stop
Lufthansa Logo
4:00 pm - 1:05 pmORD-SOF
13h 05m1 stop
$704Lufthansa
Find Deal
Sun, May 25 - Thu, Sep 18
Turkish Airlines Logo
3:35 pm - 9:40 amSOF-ORD
26h 05m1 stop
Turkish Airlines Logo
11:25 am - 8:35 amORD-SOF
13h 10m1 stop
$773Turkish Airlines
Find Deal
Mon, May 26 - Wed, Jul 9
Turkish Airlines Logo
9:15 pm - 9:40 amSOF-ORD
20h 25m1 stop
Turkish Airlines Logo
11:25 am - 8:35 amORD-SOF
13h 10m1 stop
$782Turkish Airlines
Find Deal
Sun, Jul 27 - Sat, Aug 23

LOT flights from Sofia to Chicago O'Hare Intl Airport

Our best LOT deals on Sofia to Chicago O'Hare Intl Airport flight tickets
LOT
Jun 6
SOF2:35 pmSofia
13h 05m
1 stop
ORD7:40 pmChicago O'Hare Intl
Oct 3
ORD4:55 pmChicago O'Hare Intl
17h 00m
1 stop
SOF5:55 pmSofia
LOT
May 24
SOF5:20 amSofia
22h 20m
1 stop
ORD7:40 pmChicago O'Hare Intl
Sep 18
ORD9:40 pmChicago O'Hare Intl
20h 20m
1 stop
SOF2:00 amSofia
LOT
May 24
SOF5:20 amSofia
17h 50m
1 stop
ORD3:10 pmChicago O'Hare Intl
Sep 18
ORD5:10 pmChicago O'Hare Intl
24h 50m
2 stops
SOF2:00 amSofia

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
Jun 7
SOF7:00 amSofia
15h 10m
1 stop
ORD2:10 pmChicago O'Hare Intl
Jun 14
ORD11:22 amChicago O'Hare Intl
18h 38m
2 stops
SOF2:00 pmSofia
KLM
Sep 15
SOF7:00 amSofia
18h 45m
2 stops
ORD5:45 pmChicago O'Hare Intl
Sep 30
ORD2:10 pmChicago O'Hare Intl
15h 50m
2 stops
SOF2:00 pmSofia
KLM
Jun 7
SOF7:00 amSofia
20h 14m
2 stops
ORD7:14 pmChicago O'Hare Intl
Jun 14
ORD11:22 amChicago O'Hare Intl
18h 38m
2 stops
SOF2:00 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 22 weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $723 when searching 22 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 $632 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

$327

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 $327. The best round-trip flight deal from Sofia to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $613.
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 $485Free CancellationRating
7.8
1,333 reviews
Search KLM flights
LOTPriceFrom $532Free CancellationRating
7.6
1,066 reviews
Search LOT flights
British AirwaysPriceFrom $546Free CancellationRating
6.6
6,809 reviews
Search British Airways flights
Air FrancePriceFrom $560Free CancellationRating
7.4
1,444 reviews
Search Air France flights
Austrian AirlinesPriceFrom $576Free CancellationRating
7.5
780 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom $603Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
LufthansaPriceFrom $614Free CancellationRating
6.7
7,030 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $627Free CancellationRating
7.3
3,776 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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