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Cheap flights from Illinois to Bulgaria from $326

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 8/22. 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.
ORD — SOF
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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How far in advance should I book a flight from Illinois to Bulgaria?

Find a great deal and save up to 1% by booking at least 18 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Illinois to Bulgaria within the next two weeks, with the cheapest ticket starting at $674.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, November can be a great choice for travel to Bulgaria. Flights to Bulgaria from Illinois in November are about $839 on average during November, but can be found for as low as $444.

When is the cheapest time to fly from Illinois to Bulgaria (IL - BG)?

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

Cheap Turkish Airlines flights from Illinois to Bulgaria

Explore cheap flight options specifically provided by Turkish Airlines for the route between Illinois and Bulgaria. 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 2,719,943 searches. Data last updated May 5, 2024.
Peruse some of the lowest-priced Turkish Airlines flights we've found from Illinois to Bulgaria. Be sure to come back soon if the deals available don't appeal to you at this time.
Tue 10/18:30 pmORD - SOF
1 stop28h 00mTurkish Airlines
Tue 10/159:20 amSOF - ORD
1 stop32h 20mTurkish Airlines
Deal found 5/4$599
Wed 8/2811:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Tue 10/89:20 amSOF - ORD
1 stop16h 25mTurkish Airlines
Deal found 5/4$607
Wed 9/1811:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Wed 10/169:10 pmSOF - ORD
1 stop20h 30mTurkish Airlines
Deal found 5/3$614
Thu 8/298:30 pmORD - SOF
1 stop15h 50mTurkish Airlines
Tue 10/89:10 pmSOF - ORD
1 stop20h 30mTurkish Airlines
Deal found 5/4$628
Sun 7/288:30 pmORD - SOF
1 stop34h 25mTurkish Airlines
Wed 10/93:45 pmSOF - ORD
1 stop25h 55mTurkish Airlines
Deal found 5/4$633
Sun 9/158:30 pmORD - SOF
1 stop15h 50mTurkish Airlines
Thu 10/179:10 pmSOF - ORD
1 stop20h 30mTurkish Airlines
Deal found 5/3$634
Fri 9/2011:25 amORD - SOF
1 stop19h 30mTurkish Airlines
Mon 10/219:20 amSOF - ORD
1 stop32h 20mTurkish Airlines
Deal found 5/4$638
Fri 8/308:30 pmORD - SOF
1 stop15h 50mTurkish Airlines
Tue 10/89:20 amSOF - ORD
1 stop16h 25mTurkish Airlines
Deal found 5/4$646
Thu 9/1911:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Mon 10/143:45 pmSOF - ORD
1 stop25h 55mTurkish Airlines
Deal found 5/3$664

Cheap British Airways flights from Illinois to Bulgaria

Explore cheap flight options specifically provided by British Airways for the route between Illinois and Bulgaria. 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 2,719,943 searches. Data last updated May 5, 2024.
Have a look at some of the cheapest available British Airways flights departing from Illinois and landing in Bulgaria. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Fri 11/110:00 amORD - SOF
1 stop26h 10mBritish Airways
Fri 11/158:15 pmSOF - ORD
1 stop25h 40mBritish Airways
Deal found 5/4$619
Wed 9/49:25 pmORD - SOF
1 stop15h 05mBritish Airways
Sat 9/288:05 pmSOF - ORD
1 stop25h 00mBritish Airways
Deal found 5/5$699
Sat 9/146:25 pmORD - SOF
2 stops17h 40mBritish Airways
Sat 9/288:05 pmSOF - ORD
1 stop25h 40mBritish Airways
Deal found 5/5$702
Mon 9/26:45 pmORD - SOF
2 stops17h 40mBritish Airways
Mon 9/168:00 pmSOF - ORD
1 stop25h 45mBritish Airways
Deal found 5/4$703
Sat 9/1410:25 pmORD - SOF
1 stop13h 40mBritish Airways
Sat 10/128:05 pmSOF - ORD
1 stop22h 40mBritish Airways
Deal found 5/3$704
Mon 9/239:15 pmORD - SOF
1 stop15h 10mBritish Airways
Mon 10/218:00 pmSOF - ORD
2 stops29h 21mBritish Airways
Deal found 5/5$707
Sun 9/12:46 pmORD - SOF
2 stops20h 24mBritish Airways
Sun 9/159:00 pmSOF - ORD
1 stop26h 50mBritish Airways
Deal found 5/3$708
Sat 9/217:10 pmORD - SOF
1 stop16h 55mBritish Airways
Fri 10/112:30 pmSOF - ORD
2 stops26h 12mBritish Airways
Deal found 5/5$709
Fri 10/116:25 pmORD - SOF
2 stops16h 35mBritish Airways
Tue 10/298:05 pmSOF - ORD
2 stops30h 28mBritish Airways
Deal found 5/4$710

Cheap Illinois to Bulgaria flights in May & June 2024

Find cheap flight options from Illinois to Bulgaria specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
The lowest fares we've come across on flights traveling from Illinois to Bulgaria in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 5/103:00 pmORD - SOF
1 stop18h 10mITA Airways
Sat 5/186:00 pmSOF - ORD
1 stop27h 10mITA Airways
Deal found 5/4$689
Fri 5/107:10 amORD - SOF
2 stops26h 00mITA Airways
Sat 5/186:00 pmSOF - ORD
1 stop27h 10mITA Airways
Deal found 5/4$718
Fri 5/106:00 pmORD - SOF
1 stop21h 00mUnited Airlines
Tue 5/216:00 amSOF - ORD
1 stop14h 15mUnited Airlines
Deal found 5/4$721
Wed 5/86:00 pmORD - SOF
1 stop16h 45mMultiple Airlines
Wed 5/156:45 pmSOF - ORD
1 stop26h 35mMultiple Airlines
Deal found 5/5$722
Wed 5/89:25 pmORD - SOF
1 stop13h 20mUnited Airlines
Fri 5/176:00 amSOF - ORD
2 stops35h 54mUnited Airlines
Deal found 5/5$727
Wed 5/89:26 amORD - SOF
2 stops25h 19mUnited Airlines
Fri 5/176:00 amSOF - ORD
2 stops35h 54mUnited Airlines
Deal found 5/5$732
Fri 5/109:32 pmORD - SOF
2 stops41h 28mUnited Airlines
Sun 5/196:00 amSOF - ORD
1 stop15h 55mUnited Airlines
Deal found 5/4$738
Fri 5/107:30 amORD - SOF
2 stops19h 50mUnited Airlines
Sun 5/196:00 amSOF - ORD
1 stop15h 55mUnited Airlines
Deal found 5/5$741
Thu 5/99:10 pmORD - SOF
2 stops17h 50mUnited Airlines
Fri 5/176:00 amSOF - ORD
2 stops33h 54mUnited Airlines
Deal found 5/5$744

Illinois to Bulgaria 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Bulgaria in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
The lowest fares we've come across on flights traveling from Illinois to Bulgaria in May and June 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 10/18:30 pmORD - SOF
1 stop28h 00mTurkish Airlines
Tue 10/159:20 amSOF - ORD
1 stop32h 20mTurkish Airlines
Deal found 5/4$599
Wed 8/2811:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Tue 10/89:20 amSOF - ORD
1 stop16h 25mTurkish Airlines
Deal found 5/4$607
Wed 9/1811:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Wed 10/169:10 pmSOF - ORD
1 stop20h 30mTurkish Airlines
Deal found 5/3$614
Fri 11/110:00 amORD - SOF
1 stop26h 10mBritish Airways
Fri 11/158:15 pmSOF - ORD
1 stop25h 40mBritish Airways
Deal found 5/4$619
Fri 11/14:50 pmORD - SOF
2 stops19h 20mAmerican Airlines
Fri 11/158:15 pmSOF - ORD
1 stop24h 35mAmerican Airlines
Deal found 5/4$623
Mon 8/511:25 amORD - SOF
1 stop13h 05mTurkish Airlines
Fri 9/273:45 pmSOF - ORD
1 stop25h 55mTurkish Airlines
Deal found 5/4$628
Fri 11/16:20 pmORD - SOF
2 stops17h 50mAmerican Airlines
Fri 11/158:15 pmSOF - ORD
2 stops27h 49mAmerican Airlines
Deal found 5/4$632
Sun 7/288:30 pmORD - SOF
1 stop34h 25mTurkish Airlines
Wed 10/93:45 pmSOF - ORD
1 stop25h 55mTurkish Airlines
Deal found 5/4$633
Sun 9/158:30 pmORD - SOF
1 stop15h 50mTurkish Airlines
Thu 10/179:10 pmSOF - ORD
1 stop20h 30mTurkish Airlines
Deal found 5/3$634

Illinois to Bulgaria flights leaving soon

Find last-minute flight options from Illinois to Bulgaria 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 2,719,943 searches. Data last updated May 5, 2024.
Have a look at some of the last-minute flights available departing from Illinois to Bulgaria. It's wise to confirm all flight details are correct before booking.
Fri 5/103:00 pmORD - SOF
1 stop18h 10mITA Airways
Sat 5/186:00 pmSOF - ORD
1 stop27h 10mITA Airways
Deal found 5/4$689
Fri 5/107:10 amORD - SOF
2 stops26h 00mITA Airways
Sat 5/186:00 pmSOF - ORD
1 stop27h 10mITA Airways
Deal found 5/4$718
Fri 5/106:00 pmORD - SOF
1 stop21h 00mUnited Airlines
Tue 5/216:00 amSOF - ORD
1 stop14h 15mUnited Airlines
Deal found 5/4$721
Fri 5/106:00 pmORD - SOF
1 stop21h 00mUnited Airlines
Tue 5/2112:55 pmSOF - ORD
2 stops26h 59mUnited Airlines
Deal found 5/4$732
Fri 5/109:32 pmORD - SOF
2 stops41h 28mUnited Airlines
Sun 5/196:00 amSOF - ORD
1 stop15h 55mUnited Airlines
Deal found 5/4$738
Fri 5/107:30 amORD - SOF
2 stops19h 50mUnited Airlines
Sun 5/196:00 amSOF - ORD
1 stop15h 55mUnited Airlines
Deal found 5/5$741
Fri 5/109:32 pmORD - SOF
2 stops41h 28mUnited Airlines
Sun 5/196:00 amSOF - ORD
2 stops24h 04mUnited Airlines
Deal found 5/4$744
Fri 5/106:00 pmORD - SOF
1 stop21h 00mUnited Airlines
Sat 5/186:30 amSOF - ORD
2 stops21h 29mUnited Airlines
Deal found 5/5$746
Fri 5/107:30 amORD - SOF
2 stops19h 50mUnited Airlines
Tue 5/216:00 amSOF - ORD
2 stops33h 54mUnited Airlines
Deal found 5/4$751

One-way flights to Bulgaria from Illinois

Search for one-way flight options from Illinois to Bulgaria. 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 2,719,943 searches. Data last updated May 5, 2024.
Users traveling one-way from Illinois to Bulgaria can select one of these great deals. Users in need of a round-trip flight from Illinois to Bulgaria instead should update the search form at the top of page.
Thu 8/2210:00 amORD - SOF
2 stops41h 05mMultiple Airlines
Deal found 5/3$326
Mon 6/36:40 pmORD - SOF
3 stops44h 00mMultiple Airlines
Deal found 5/3$402
Tue 10/17:25 pmORD - SOF
3 stops19h 10mMultiple Airlines
Deal found 5/4$415
Thu 8/228:00 amORD - SOF
3 stops28h 25mMultiple Airlines
Deal found 5/3$419
Tue 10/17:25 pmORD - SOF
2 stops19h 30mMultiple Airlines
Deal found 5/4$445
Mon 6/35:19 pmORD - SOF
2 stops45h 21mMultiple Airlines
Deal found 5/3$447
Thu 7/183:00 pmORD - SOF
1 stop18h 10mITA Airways
Deal found 5/4$534
Tue 7/307:10 amORD - SOF
2 stops26h 00mITA Airways
Deal found 5/4$539
Sun 8/43:00 pmORD - SOF
2 stops16h 35mMultiple Airlines
Deal found 5/4$557

Find flights from Illinois to Bulgaria within your budget

Customize your flight search to find flights from Illinois to Bulgaria 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 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$599 - $733

Route

Depart

Return

Price

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 10/1

1 stop28h 00m

Sofia

Tue 10/15

1 stop32h 20m

$599

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Fri 11/1

1 stop26h 10m

Sofia

Fri 11/15

1 stop25h 40m

$619

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Fri 11/1

2 stops19h 20m

Sofia

Fri 11/15

1 stop24h 35m

$623

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Thu 10/31

1 stop19h 20m

Sofia

Thu 11/14

2 stops31h 27m

$635

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Sun 5/19

1 stop13h 05m

Sofia

Sat 8/31

1 stop27h 10m

$689

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Fri 8/23

1 stop12h 15m

Sofia

Sat 9/14

1 stop28h 30m

$706

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 10/1

2 stops20h 40m

Sofia

Tue 10/15

1 stop14h 15m

$724

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Mon 7/22

2 stops17h 28m

Sofia

Thu 8/29

1 stop16h 00m

$726

Chicago O'Hare IntlSofia

ORD - SOF

ORDSOF

Chicago O'Hare Intl

Tue 10/1

2 stops16h 06m

Sofia

Tue 10/15

2 stops24h 05m

$733

Flights are sorted by cheapest first

Deals found on 5/4

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

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. 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 Bulgaria. Reviews last updated May 5, 2024.
Read reviews from past customers who have flown Turkish Airlines, British Airways and American Airlines from Illinois to Bulgaria. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

SWISS
7.8
Good
2,015 reviews
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Austrian Airlines
7.7
Good
1,072 reviews
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Turkish Airlines
7.5
Good
3,710 reviews
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

United Airlines
7.4
Good
11,118 reviews
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

American Airlines
7.3
Good
14,713 reviews
SWISS
7.8
Good
2,015 reviews
Check prices

Crew

8.4

Overall

7.8

Entertainment

7.2

Boarding

7.9

Comfort

7.6

Food

7.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Bulgaria. 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 Illinois to Bulgaria for under $600 on Cheapflights?

    Yes, there are multiple flights from Illinois to Bulgaria for under $600. The cheapest flight booked recently is on Turkish Airlines for just $599, but on average you can expect to pay $647.

  • Are there last-minute flights available from Illinois to Bulgaria for under $700?

    There are currently 20+ open flights from Illinois to Bulgaria within the next 7 days for less than $700.

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

    One-way options have recently been found by users for as low as $534 on ITA Airways. Other airlines that offer cheap prices include Turkish Airlines from $590 and LOT from $612 one-way.

  • What does ORD to SOF mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Sofia Airport flight would often be abbreviated as a ORD to SOF flight. Varna Airport (VAR), Bourgas Airport (BOJ), Plovdiv Airport (PDV) are some additional IATA codes for airports related to your trip.

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

    The amount of baggage you can bring on your Illinois to Bulgaria 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 Illinois to Bulgaria with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Bulgaria 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 Illinois to Bulgaria that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Bulgaria 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 Illinois to Bulgaria that allow pets onboard?

    Many airlines flying from Illinois to Bulgaria 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 Illinois to Bulgaria?

    Yes, you can often find last-minute deals on Illinois to Bulgaria 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 Illinois to Bulgaria flight deals updated?

    The Illinois to Bulgaria flight deals you see on this page were last updated on 5/4.

See more FAQs

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

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Top 10 airlines flying from Illinois to Bulgaria

Discover the top 10 airlines that operate flights from Illinois to Bulgaria. 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 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$422Average$485FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest$495Average$610FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest$504Average$973FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Austrian AirlinesCheapest$517Average$787FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Turkish AirlinesCheapest$553Average$1,016FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest$576Average$958FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$591Average$894FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LOTCheapest$602Average$1,175FlexibilityNo cancel feeOn-time81%
Search LOT flights
Alaska AirlinesCheapest$605Average$708FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
SWISSCheapest$656Average$1,083FlexibilityNo cancel feeOn-time79%
Search SWISS flights
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Search flights from Illinois to Bulgaria by cabin class

Find flights from Illinois to Bulgaria, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Why should you use Cheapflights to find cheap flight tickets from Illinois to Bulgaria?

Cheapflights helps you find that perfect flight to Bulgaria from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Bulgaria, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Illinois to Bulgaria flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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