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Cheap flights from Bulgaria to Chicago (CHI) from $301

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. 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.
SOF — CHI
may. 27 — jun. 31
From?
To?
lun. 5/27
lun. 6/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

Users have found that booking a flight from Bulgaria to Chicago at least 40 days early can save you up to 9% on average compared to booking a flight this week. If booking 40 days before your flight isn’t an option for you, users have found flights from Bulgaria to Chicago for as little as $586 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $773 for flights departing within the next 3 days.

What is the cheapest month to fly from Bulgaria to Chicago?

Our data shows that February tends to be the cheapest month to fly to Chicago from Bulgaria. Users have commonly found prices around $683 for the month, but tickets can be as low as $539. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Bulgaria to Chicago (BG - CHI)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bulgaria to Chicago as you normally would.

Cheap British Airways flights from Bulgaria to Chicago

Explore cheap flight options specifically provided by British Airways for the route between Bulgaria and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Find some of the cheapest British Airways flights traveling from Bulgaria to Chicago. Be sure to come back soon if the deals available don't appeal to you at this time.
jue. 6/209:20 pmSOF - ORD
1 stop21h 25mBritish Airways
vie. 7/510:45 pmORD - SOF
1 stop12h 15mBritish Airways
Deal found 5/21$629
jue. 6/69:20 pmSOF - ORD
1 stop25h 35mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$634
sáb. 7/68:05 pmSOF - ORD
1 stop24h 40mBritish Airways
vie. 3/214:54 pmORD - SOF
2 stops19h 16mBritish Airways
Deal found 5/20$635
jue. 6/69:20 pmSOF - ORD
1 stop21h 25mBritish Airways
vie. 7/58:30 amORD - SOF
1 stop26h 30mBritish Airways
Deal found 5/21$636
jue. 6/69:20 pmSOF - ORD
2 stops26h 25mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$640
jue. 6/69:20 pmSOF - ORD
2 stops26h 45mBritish Airways
vie. 7/57:10 pmORD - SOF
1 stop15h 50mBritish Airways
Deal found 5/21$641
vie. 6/212:30 pmSOF - ORD
1 stop28h 15mBritish Airways
vie. 7/56:00 pmORD - SOF
1 stop17h 00mBritish Airways
Deal found 5/21$674
sáb. 6/298:05 pmSOF - ORD
1 stop22h 40mBritish Airways
dom. 7/217:10 pmORD - SOF
1 stop16h 00mBritish Airways
Deal found 5/21$812
sáb. 6/298:05 pmSOF - ORD
2 stops28h 00mBritish Airways
dom. 7/217:10 pmORD - SOF
1 stop16h 00mBritish Airways
Deal found 5/21$820

Cheap American Airlines flights from Bulgaria to Chicago

Explore cheap flight options specifically provided by American Airlines for the route between Bulgaria and Chicago. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Bulgaria to Chicago. Make sure to examine the flight information before completing your reservation.
sáb. 7/68:05 pmSOF - ORD
1 stop22h 40mAmerican Airlines
vie. 3/2110:45 pmORD - SOF
1 stop13h 25mAmerican Airlines
Deal found 5/20$658
sáb. 7/68:05 pmSOF - ORD
2 stops27h 40mAmerican Airlines
vie. 3/214:54 pmORD - SOF
2 stops19h 16mAmerican Airlines
Deal found 5/20$673
sáb. 6/228:05 pmSOF - ORD
2 stops43h 29mAmerican Airlines
vie. 7/51:20 pmORD - SOF
2 stops21h 40mAmerican Airlines
Deal found 5/21$754

Cheap Bulgaria to Chicago flights in May & June 2024

Find cheap flight options from Bulgaria to Chicago specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Prices were last updated on mayo 22, 2024.
Listed are some of the best fares we've found on flights departing from Bulgaria to Chicago in 2024. Check back regularly for other flight deals.
jue. 6/209:20 pmSOF - ORD
1 stop21h 25mBritish Airways
vie. 7/510:45 pmORD - SOF
1 stop12h 15mBritish Airways
Deal found 5/21$629
jue. 6/206:00 pmSOF - ORD
1 stop27h 10mITA Airways
vie. 7/53:00 pmORD - SOF
1 stop18h 10mITA Airways
Deal found 5/21$633
jue. 6/69:20 pmSOF - ORD
1 stop25h 35mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$634
jue. 6/69:20 pmSOF - ORD
1 stop25h 35mBritish Airways
vie. 7/57:10 pmORD - SOF
1 stop15h 50mBritish Airways
Deal found 5/22$636
jue. 6/69:20 pmSOF - ORD
2 stops26h 25mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$640
jue. 6/69:20 pmSOF - ORD
2 stops26h 25mBritish Airways
vie. 7/54:45 pmORD - SOF
1 stop18h 15mBritish Airways
Deal found 5/22$641
vie. 6/212:30 pmSOF - ORD
1 stop28h 15mBritish Airways
vie. 7/56:00 pmORD - SOF
1 stop17h 00mBritish Airways
Deal found 5/21$674
dom. 6/166:00 amSOF - ORD
1 stop16h 00mUnited Airlines
sáb. 7/131:28 pmORD - SOF
2 stops25h 07mUnited Airlines
Deal found 5/21$678
jue. 6/610:55 amSOF - ORD
1 stop13h 00mMultiple Airlines
mié. 7/39:25 pmORD - SOF
1 stop13h 20mMultiple Airlines
Deal found 5/21$710

Bulgaria to Chicago 2024 flight deals

Discover exclusive flight deals for travel between Bulgaria and Chicago in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Listed are some of the best fares we've found on flights departing from Bulgaria to Chicago in 2024. Check back regularly for other flight deals.
jue. 6/209:20 pmSOF - ORD
1 stop21h 25mBritish Airways
vie. 7/510:45 pmORD - SOF
1 stop12h 15mBritish Airways
Deal found 5/21$629
jue. 6/206:00 pmSOF - ORD
1 stop27h 10mITA Airways
vie. 7/53:00 pmORD - SOF
1 stop18h 10mITA Airways
Deal found 5/21$633
jue. 6/69:20 pmSOF - ORD
1 stop25h 35mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$634
sáb. 7/68:05 pmSOF - ORD
1 stop24h 40mBritish Airways
vie. 3/214:54 pmORD - SOF
2 stops19h 16mBritish Airways
Deal found 5/20$635
jue. 6/69:20 pmSOF - ORD
1 stop25h 35mBritish Airways
vie. 7/57:10 pmORD - SOF
1 stop15h 50mBritish Airways
Deal found 5/22$636
jue. 6/69:20 pmSOF - ORD
2 stops26h 25mBritish Airways
vie. 7/56:25 pmORD - SOF
2 stops16h 35mBritish Airways
Deal found 5/21$640
jue. 6/69:20 pmSOF - ORD
2 stops26h 25mBritish Airways
vie. 7/54:45 pmORD - SOF
1 stop18h 15mBritish Airways
Deal found 5/22$641
jue. 7/46:30 amSOF - ORD
1 stop16h 30mMultiple Airlines
mié. 12/44:10 pmORD - SOF
1 stop15h 05mMultiple Airlines
Deal found 5/22$645
jue. 7/46:30 amSOF - ORD
1 stop16h 30mLufthansa
jue. 11/286:00 pmORD - SOF
1 stop16h 10mLufthansa
Deal found 5/22$646

Bulgaria to Chicago flights leaving soon

Find last-minute flight options from Bulgaria to Chicago for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Have a look at some of the last-minute flights available departing from Bulgaria to Chicago. Tip: verify your flight details before completing your reservation.
sáb. 6/16:40 pmSOF - ORD
1 stop28h 30mLOT
mié. 6/55:10 pmORD - SOF
1 stop12h 45mLOT
Deal found 5/21$853
sáb. 6/16:40 pmSOF - ORD
2 stops52h 30mLOT
mié. 6/55:10 pmORD - SOF
1 stop12h 45mLOT
Deal found 5/21$889
sáb. 6/15:00 amSOF - ORD
3 stops22h 55mMultiple Airlines
mié. 6/54:00 pmORD - SOF
3 stops35h 20mMultiple Airlines
Deal found 5/21$960
sáb. 6/112:25 pmSOF - ORD
2 stops31h 35mAustrian Airlines
mié. 6/51:10 pmORD - SOF
2 stops20h 50mAustrian Airlines
Deal found 5/21$967
jue. 5/307:10 amSOF - ORD
1 stop17h 35mMultiple Airlines
vie. 7/57:10 pmORD - SOF
1 stop15h 50mMultiple Airlines
Deal found 5/22$1,139
jue. 5/309:20 pmSOF - ORD
2 stops28h 05mBritish Airways
vie. 7/510:45 pmORD - SOF
1 stop12h 15mBritish Airways
Deal found 5/22$1,151
jue. 5/308:00 amSOF - ORD
2 stops18h 52mMultiple Airlines
vie. 7/53:35 pmORD - SOF
2 stops19h 10mMultiple Airlines
Deal found 5/22$1,334

One-way flights to Chicago from Bulgaria

Search for one-way flight options from Bulgaria to Chicago. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
Take a look at some of the best available options we've come across on one-way flights from Bulgaria to Chicago. Users in need of a round-trip flight from Bulgaria to Chicago instead should update the search form at the top of page.
lun. 5/271:40 pmSOF - ORD
3 stops52h 34mMultiple Airlines
Deal found 5/21$301
lun. 5/273:25 pmSOF - ORD
2 stops38h 21mMultiple Airlines
Deal found 5/21$313
mar. 6/1110:15 amSOF - ORD
3 stops30h 06mMultiple Airlines
Deal found 5/21$454
lun. 6/105:50 amSOF - ORD
3 stops34h 34mMultiple Airlines
Deal found 5/21$471
mar. 6/184:05 pmSOF - ORD
1 stop27h 00mAir Serbia
Deal found 5/21$537
lun. 6/109:50 pmSOF - ORD
2 stops31h 25mMultiple Airlines
Deal found 5/21$553
mar. 6/112:05 pmSOF - ORD
2 stops24h 31mMultiple Airlines
Deal found 5/21$556
mar. 6/114:05 pmSOF - ORD
1 stop27h 00mAir Serbia
Deal found 5/21$557
sáb. 7/67:35 pmSOF - ORD
2 stops45h 29mMultiple Airlines
Deal found 5/21$583

Find flights from Bulgaria to Chicago within your budget

Customize your flight search to find flights from Bulgaria to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$629 - $1,014

Route

Depart

Return

Price

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

jue. 6/20

1 stop21h 25m

Chicago O'Hare Intl

vie. 7/5

1 stop12h 15m

$629

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

jue. 6/20

1 stop27h 10m

Chicago O'Hare Intl

vie. 7/5

1 stop18h 10m

$633

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

sáb. 7/6

1 stop22h 40m

Chicago O'Hare Intl

vie. 3/21

1 stop13h 25m

$658

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

vie. 9/13

1 stop14h 30m

Chicago O'Hare Intl

vie. 9/27

1 stop12h 10m

$669

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

vie. 9/13

2 stops24h 40m

Chicago O'Hare Intl

vie. 9/27

2 stops39h 15m

$671

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

dom. 6/16

1 stop16h 00m

Chicago O'Hare Intl

sáb. 7/13

2 stops25h 07m

$678

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

jue. 6/6

1 stop13h 00m

Chicago O'Hare Intl

mié. 7/3

1 stop13h 20m

$710

SofiaChicago O'Hare Intl

SOF - ORD

SOFORD

Sofia

sáb. 7/6

1 stop28h 30m

Chicago O'Hare Intl

vie. 5/16

1 stop16h 45m

$778

VarnaChicago O'Hare Intl

VAR - ORD

VARORD

Varna

jue. 7/18

1 stop19h 15m

Chicago O'Hare Intl

dom. 8/18

1 stop17h 05m

$1,014

Flights are sorted by cheapest first

Deals found on 5/21

No data available for this route at this time. Please check back soon.

Best time to book a flight from Bulgaria to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Bulgaria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Chicago. Reviews last updated mayo 22, 2024.
Read through reviews of airlines operating flights from Bulgaria to Chicago, such as British Airways, American Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

Austrian Airlines
7.7
Good
1,041 reviews
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

airBaltic
7.6
Good
230 reviews
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

Turkish Airlines
7.4
Good
3,714 reviews
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

United Airlines
7.4
Good
10,870 reviews
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

American Airlines
7.3
Good
14,421 reviews
Austrian Airlines
7.7
Good
1,041 reviews
Check prices

Boarding

7.6

Crew

8.2

Food

6.9

Comfort

7.4

Overall

7.7

Entertainment

6.9

Reviews

1 / 10

FLight duration is OK, the plane is fine, the food is bad

Related info for your journey

Find useful and relevant information for your journey from Bulgaria to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Bulgaria to Chicago for under $700 on Cheapflights?

    Yes, there are multiple flights from Bulgaria to Chicago for under $700. The cheapest flight booked recently is on British Airways for just $629, but on average you can expect to pay $676.

  • Are there last-minute flights available from Bulgaria to Chicago for under $900?

    There are currently 7+ open flights from Bulgaria to Chicago within the next 7 days for less than $900.

  • What are the cheapest airlines to fly from Bulgaria to Chicago one-way?

    $537 is the cheapest one-way deal found within the past few days, from Air Serbia. You may also be able to find cheap deals on airBaltic and British Airways, with prices starting from $598 and $604, respectively.

  • What are the most popular routes from Bulgaria to Chicago?

    Most travelers choose Sofia - Chicago O'Hare Intl, Bourgas - Chicago O'Hare Intl or Sofia - Chicago Midway when deciding on the best route from Bulgaria to Chicago.

  • What does SOF to ORD mean?

    SOF stands for Sofia Airport, while ORD stands for Chicago O'Hare Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Bulgaria to Chicago that include extra baggage allowance?

    The amount of baggage you can bring on your Bulgaria to Chicago flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Bulgaria to Chicago with specific airlines?

    Yes, Cheapflights allows you to browse and filter Bulgaria to Chicago flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Bulgaria to Chicago that include hotel bookings?

    Yes. In addition to deals on Bulgaria to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bulgaria to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bulgaria to Chicago.

  • Can I find deals for business class flights from Bulgaria to Chicago?

    Yes. Cheapflights offers flight deals from Bulgaria to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Bulgaria to Chicago that allow pets onboard?

    Many airlines flying from Bulgaria to Chicago offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Bulgaria to Chicago?

    Yes, you can often find last-minute deals on Bulgaria to Chicago flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Bulgaria to Chicago flight deals updated?

    The Bulgaria to Chicago flight deals you see on this page were last updated on 5/22.

  • What are the most popular airlines that fly from Bulgaria to Chicago?

    Before booking your flight from Bulgaria to Chicago check out the most popular airlines for this route: British Airways, KLM or Lufthansa.

  • When is the best time to book a flight from Bulgaria to Chicago?

    Currently, February is the cheapest month in which you can book a flight from Bulgaria to Chicago (average of $244). Flying from Bulgaria to Chicago in June is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Bulgaria to Chicago
See prices for flight routes from nearby airports that may be better suited for you.

Heathrow to O'Hare Intl flights
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Charles de Gaulle to O'Hare Intl flights
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Zurich to O'Hare Intl flights
London City to O'Hare Intl flights
Munich to O'Hare Intl flights
Barcelona-El Prat to O'Hare Intl flights
Heathrow to Midway flights
Bruxelles-National to O'Hare Intl flights
Amsterdam to O'Hare Intl flights
Leonardo da Vinci/Fiumicino to O'Hare Intl flights
Orly to O'Hare Intl flights
Charles de Gaulle to Midway flights
Krakow to O'Hare Intl flights
Malpensa to O'Hare Intl flights
Frederic Chopin to Midway flights
Dublin to O'Hare Intl flights
Athens to O'Hare Intl flights
Madrid to Midway flights
Berlin to O'Hare Intl flights
Edinburgh to O'Hare Intl flights
Heathrow to St. Louis flights
Vicenza to O'Hare Intl flights
Barcelona-El Prat to Midway flights
Duesseldorf Intl to O'Hare Intl flights
Istanbul to O'Hare Intl flights
Belgrade to O'Hare Intl flights
Gatwick to St. Louis flights
Linate to O'Hare Intl flights
Budapest to O'Hare Intl flights
Vicenza to Midway flights
Frankfurt to St. Louis flights
Hamburg to O'Hare Intl flights
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Marseille to O'Hare Intl flights
Luton to O'Hare Intl flights
Amsterdam to Midway flights
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Manchester to O'Hare Intl flights
Munich to Midway flights

Top 8 airlines flying from Bulgaria to Chicago

Discover the top 8 airlines that operate flights from Bulgaria to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,730,072 searches. Data last updated mayo 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$531Average$677FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapest$538Average$644FlexibilityNo cancel feeOn-time81%
Search LOT flights
KLMCheapest$552Average$605FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest$601Average$769FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest$610Average$794FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
United AirlinesCheapest$633Average$778FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SWISSCheapest$638Average$691FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Turkish AirlinesCheapest$653Average$800FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
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Search flights from Bulgaria to Chicago by cabin class

Find flights from Bulgaria to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Bulgaria to Chicago?

Deals for Bulgaria to Chicago flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Bulgaria to Chicago?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Chicago from Bulgaria.

Can Cheapflights find flights from Bulgaria to Chicago with no change fees?

Yes! Cheapflights helps users easily find flights from Bulgaria to Chicago with no change fees.

Can Cheapflights notify me if prices for flights from Bulgaria to Chicago become cheaper?

Not ready to book yet? You can track prices for flights from Bulgaria to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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