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Cheap flights from Sofia to Chicago 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 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.
LOT Logo
5:20 am - 7:40 pmSOF-ORD
22h 20m1 stop
LOT Logo
9:40 pm - 2:00 amORD-SOF
20h 20m1 stop
$513LOT
Find Deal
Fri, Jun 6 - Thu, Oct 2
British Airways Logo
8:00 pm - 11:55 amSOF-ORD
23h 55m1 stop
British Airways Logo
8:25 pm - 1:30 pmORD-SOF
33h 05m2 stops
$613British Airways
Find Deal
Mon, Jun 16 - Wed, Jul 2
KLM Logo
7:00 am - 2:10 pmSOF-ORD
15h 10m1 stop
KLM Logo
2:00 pm - 2:00 pmORD-SOF
16h 00m2 stops
$628KLM
Find Deal
Mon, Jun 16 - Wed, Jul 2
KLM Logo
7:00 am - 2:10 pmSOF-ORD
15h 10m1 stop
KLM Logo
11:22 am - 2:00 pmORD-SOF
18h 38m2 stops
$633KLM
Find Deal
Sat, Jun 7 - Sat, Jun 14
United Airlines Logo
1:55 pm - 7:59 amSOF-ORD
26h 04m2 stops
United Airlines Logo
6:00 pm - 11:00 pmORD-SOF
21h 00m1 stop
$681United Airlines
Find Deal
Thu, Jun 19 - Mon, Jun 30
United Airlines Logo
6:15 am - 3:04 pmSOF-ORD
16h 49m2 stops
United Airlines Logo
6:00 pm - 11:00 pmORD-SOF
21h 00m1 stop
$687United Airlines
Find Deal
Thu, Jun 19 - Mon, Jun 30
Turkish Airlines Logo
3:35 pm - 9:40 amSOF-ORD
26h 05m1 stop
Turkish Airlines Logo
11:45 pm - 2:45 pmORD-SOF
31h 00m1 stop
$730Turkish Airlines
Find Deal
Sun, Jul 27 - Sat, Aug 9
Lufthansa Logo
6:00 am - 12:55 pmSOF-ORD
14h 55m2 stops
Lufthansa Logo
10:30 pm - 11:00 pmORD-SOF
16h 30m2 stops
$747Lufthansa
Find Deal
Fri, Jun 6 - Fri, Oct 3
Lufthansa Logo
6:00 am - 2:55 pmSOF-ORD
16h 55m2 stops
Lufthansa Logo
10:30 pm - 11:00 pmORD-SOF
16h 30m2 stops
$754Lufthansa
Find Deal
Fri, Jun 6 - Fri, Oct 3
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
$1,185Turkish Airlines
Find Deal
Thu, Oct 2 - Sat, Oct 4

British Airways flights from Sofia to Chicago

Our best British Airways deals on Sofia to Chicago flight tickets
British Airways
Jun 16
SOF8:00 pmSofia
23h 55m
1 stop
ORD11:55 amChicago O'Hare Intl
Jul 2
ORD8:25 pmChicago O'Hare Intl
33h 05m
2 stops
SOF1:30 pmSofia
British Airways
Jun 6
SOF2:20 pmSofia
26h 56m
2 stops
ORD9:16 amChicago O'Hare Intl
Oct 2
ORD10:39 amChicago O'Hare Intl
18h 51m
2 stops
SOF1:30 pmSofia
British Airways
Jun 6
SOF2:20 pmSofia
26h 56m
2 stops
ORD9:16 amChicago O'Hare Intl
Oct 2
ORD10:39 amChicago O'Hare Intl
18h 51m
2 stops
SOF1:30 pmSofia

United Airlines flights from Sofia to Chicago

Our best United Airlines deals on Sofia to Chicago flight tickets
United Airlines
Jun 19
SOF1:55 pmSofia
26h 04m
2 stops
ORD7:59 amChicago O'Hare Intl
Jun 30
ORD6:00 pmChicago O'Hare Intl
21h 00m
1 stop
SOF11:00 pmSofia
United Airlines
Jun 19
SOF6:15 amSofia
16h 49m
2 stops
ORD3:04 pmChicago O'Hare Intl
Jun 30
ORD6:00 pmChicago O'Hare Intl
21h 00m
1 stop
SOF11:00 pmSofia
United Airlines
Jun 8
SOF6:00 amSofia
16h 00m
1 stop
ORD2:00 pmChicago O'Hare Intl
Oct 3
ORD2:39 pmChicago O'Hare Intl
20h 01m
2 stops
SOF6:40 pmSofia

See travel insights to Chicago from

How to get the cheapest flight ticket from Sofia to Chicago

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?

What is the cheapest month to fly to Chicago?

The month of November is, on average, the cheapest month to fly to Chicago from Sofia, with most prices found around $647. If you’re not able to fly to Chicago in November, then May is your next best option. Flight prices from Sofia to Chicago during May average around $650.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $666. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Sofia to Chicago for around $785.

What is the cheapest time of day to depart on your flight to Chicago?

Our most recent data shows that the best time of day to fly to Chicago is in the afternoon. Flights from Sofia to Chicago during this time can be as low as $666. In contrast, the most expensive time of day to depart to Chicago is in the evening when prices are around $768.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Sofia when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Chicago 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 from Sofia for as low as $632 on momondo.

How have Sofia to Chicago flight prices changed over time?

As of April 2025, prices for Sofia to Chicago flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Sofia to Chicago

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

Cheap Sofia to Chicago (SOF to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sofia to Chicago

Best Price Found

$327

Fastest flight time

12h 45m

Direct flights

None

Airports in Chicago

1 airport
The best one-way flight to Chicago from Sofia in the past 72 hours is $327. The best round-trip flight deal from Sofia to Chicago found on momondo in the last 72 hours is $513.
The fastest flight from Sofia to Chicago takes 12h 45m
There are no direct flights from Sofia to Chicago. Popular non-direct route for this connection is Sofia Airport - Chicago O'Hare Intl Airport.
There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

  • How far is Sofia to Chicago by plane?

    A flight from Sofia to Chicago will travel around 5185.9 mi. 12h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Sofia Airport to Chicago?

    Prices for flights from Sofia Airport to Chicago are updated daily.

  • How many operators does momondo search for flights from Sofia Airport to Chicago?

  • How old do you have to be to fly from Sofia Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Sofia Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sofia to Chicago?


Best airlines flying from Sofia to Chicago

Compare and see reviews for airlines that fly from Sofia to Chicago 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
6,799 reviews
Search British Airways flights
Air FrancePriceFrom $560Free CancellationRating
7.4
1,442 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
7,027 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $627Free CancellationRating
7.3
3,774 reviews
Search Turkish Airlines flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Portage
Lansing
Saint Joseph
Schererville
Valparaiso
Munster
Crown Point
Monticello
Chesterton
Griffith
Porter
Saint John

Why use momondo?

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

Finding the right flight to Chicago from Sofia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

All flight searches from Sofia to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Sofia to Chicago?

Once all potential Sofia to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Sofia and alert you when they change.


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Mon 5/5

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago