Cheap flights from Bulgaria to Chicago from $432
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bulgaria to Chicago departing on 9/10. 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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Recent round-trip flight deals from Bulgaria to Chicago
Recent one-way flight deals from Bulgaria to Chicago
United Airlines flights from Bulgaria to Chicago O'Hare Intl Airport
Our best United Airlines deals on Bulgaria to Chicago O'Hare Intl Airport flight tickets
LOT flights from Bulgaria to Chicago O'Hare Intl Airport
Our best LOT deals on Bulgaria to Chicago O'Hare Intl Airport flight tickets
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How to get the cheapest flight ticket from Bulgaria 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 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 Bulgaria 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 Bulgaria 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 Bulgaria 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 Bulgaria when booking 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 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 Bulgaria for as low as $625 on momondo.
What is the cheapest airline that flies from Bulgaria to Chicago O'Hare Intl?
Qatar Airways, Aer Lingus, and Lufthansa are the most popular carriers operating from Bulgaria to Chicago O'Hare Intl
What airlines fly to Chicago O'Hare Intl Airport?
Lufthansa, LOT and Turkish Airlines are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Bulgaria according to our data. Lufthansa is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 8 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.
Cheap Bulgaria to Chicago O'Hare Intl Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Bulgaria to Chicago O'Hare Intl Airport
When did momondo last update prices for flights from Bulgaria to Chicago O'Hare Intl Airport?
Prices for flights from Bulgaria to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Bulgaria to Chicago O'Hare Intl Airport?
The number of operators available for flights from Bulgaria to Chicago O'Hare Intl Airport is 8 as of June 2025.
How old do you have to be to fly from Bulgaria to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bulgaria to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Bulgaria to Chicago O'Hare Intl Airport
Compare and see reviews for airlines that fly from Bulgaria to Chicago O'Hare Intl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $485 | Free Cancellation | Rating 7.8 1,366 reviews | |||
| PriceFrom $532 | Free Cancellation | Rating 7.6 1,088 reviews | |||
| PriceFrom $546 | Free Cancellation | Rating 6.6 7,081 reviews | |||
| PriceFrom $560 | Free Cancellation | Rating 7.5 1,471 reviews | |||
| PriceFrom $576 | Free Cancellation | Rating 7.6 807 reviews | |||
| PriceFrom $601 | Free Cancellation | Rating 7.3 3,884 reviews | |||
| PriceFrom $603 | Free Cancellation | Rating 7.4 8,852 reviews | |||
| PriceFrom $615 | Free Cancellation | Rating 6.8 7,201 reviews |
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Why should I use momondo to find a flight deal from Bulgaria to Chicago?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Bulgaria.
Can I find flights from Bulgaria to Chicago with flexible booking policies on momondo?
Flights from Bulgaria 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 Bulgaria 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 Bulgaria to Chicago.
I’m not ready to book a flight from Bulgaria 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 Bulgaria and alert you when they change.