Cheap flights from Sofia to Chicago O'Hare Intl Airport from $387
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 5/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Sofia to Chicago
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
KLM flights from Sofia to Chicago O'Hare Intl Airport
Our best KLM deals on Sofia to Chicago O'Hare Intl Airport flight tickets
Lufthansa flights from Sofia to Chicago O'Hare Intl Airport
Our best Lufthansa deals on Sofia to Chicago O'Hare Intl Airport flight tickets
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 16 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 16 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 $624 on momondo.
What is the cheapest airline that flies from Sofia to Chicago O'Hare Intl?
Air Serbia is the most popular carrier operating from Sofia 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 Sofia according to our data. Lufthansa is the first choice among our users, with 37% 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.
When to book flights from Sofia to Chicago O'Hare Intl Airport
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
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?
The number of operators available for flights from Sofia Airport to Chicago O'Hare Intl Airport is 8 as of April 2025.
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?
Based on momondo bookings for flights between Sofia and Chicago O'Hare Intl Airport, the leading airline is Lufthansa, making up 30% of the total bookings. Other popular airlines include LOT with 25%, Turkish Airlines with 14%, and United Airlines with 13%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $460 | Free Cancellation | Rating 7.8 1,323 reviews | |||
| PriceFrom $490 | Free Cancellation | Rating 7.6 1,065 reviews | |||
| PriceFrom $546 | Free Cancellation | Rating 6.6 6,717 reviews | |||
| PriceFrom $560 | Free Cancellation | Rating 7.4 1,427 reviews | |||
| PriceFrom $576 | Free Cancellation | Rating 7.5 771 reviews | |||
| PriceFrom $594 | Free Cancellation | Rating 6.7 6,963 reviews | |||
| PriceFrom $603 | Free Cancellation | Rating 7.4 8,616 reviews | |||
| PriceFrom $627 | Free Cancellation | Rating 7.3 3,750 reviews |
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsWhy 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.