Cheap flights from the United States to Sofia from $207
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Sofia departing on 9/2. 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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How to get the cheapest flight ticket from United States to Sofia
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 Sofia?
The cheapest month to fly to Sofia from United States is in November. Flight prices, which tend to average around $619, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Sofia from United States during March instead. Flights to Sofia in March, while not as cheap as those in November, still average around $635.
What is the cheapest day to depart on your flight to Sofia?
According to our data, Monday is the cheapest day to fly to Sofia from United States. The lowest ticket price found for a Monday departure recently was $795. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from United States to Sofia on a Saturday will generally be more expensive and average around $1,032. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Sofia?
At noon is the cheapest time of day to fly from United States to Sofia when you can find flight prices for as low as $618. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Sofia, so prices are often more expensive at around $969 per ticket.
How far in advance should I book a flight to Sofia?
You are more likely to see cheaper flights to Sofia from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $763 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from United States for as low as $638 on momondo.
Cheap United States to Sofia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to Sofia
When did momondo last update prices for flights from United States to Sofia Airport?
Prices for flights from United States to Sofia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to Sofia Airport?
As of July 2025, there are 12 operators available to choose from for flights from United States to Sofia Airport.
How old do you have to be to fly from United States to Sofia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The necessary travel and health documents for your Sofia 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.
Best airlines flying from United States to Sofia
Compare and see reviews for airlines that fly from United States to Sofia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $401 | Free Cancellation | Rating 7.5 1,654 reviews | |||
| PriceFrom $416 | Free Cancellation | Rating 7.5 1,472 reviews | |||
| PriceFrom $457 | Free Cancellation | Rating 7.8 1,366 reviews | |||
| PriceFrom $510 | Free Cancellation | Rating 6.6 7,089 reviews | |||
| PriceFrom $511 | Free Cancellation | Rating 7.3 3,891 reviews | |||
| PriceFrom $530 | Free Cancellation | Rating 6.6 998 reviews | |||
| PriceFrom $561 | Free Cancellation | Rating 7.6 1,092 reviews | |||
| PriceFrom $567 | Free Cancellation | Rating 6.8 7,205 reviews | |||
| PriceFrom $571 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $574 | Free Cancellation | Rating 6.3 197 reviews |
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Why should I use momondo to find a flight deal from United States to Sofia?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to Sofia. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from United States to Sofia with flexible booking policies on momondo?
Yes. All flights to Sofia from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from United States to Sofia?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sofia from United States.
I’m not ready to book a flight from United States to Sofia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Sofia from United States. 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.