Cheap Flights from Sofia (SOF) to Bismarck (BIS)

Popular airlines from Sofia Airport (SOF) to Bismarck, ND (BIS-Bismarck Municipal)

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Frequently asked questions

How much does a flight from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS) cost?
Snag a cheap one-way flight or cheap return flight from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS)?
is the cheapest month to fly from SOF to BIS. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from SOF to BIS. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS)?
Nonstop flights from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SOF to BIS?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS)?
To avoid potential delays on the Sofia Airport (SOF) to Bismarck Municipal Airport (BIS) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS) last-minute?
Last-minute fares from SOF to BIS are typically more expensive. For the cheapest rates, start looking for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare right before your trip.
Is it cheaper to book a SOF to BIS flight and hotel package?
You can save money by booking a SOF to BIS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Sofia Airport (SOF) to Bismarck Municipal Airport (BIS)?
If you booked your SOF to BIS flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Sofia
Destination airport
Bismarck Municipal
Distance
5374 mi

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Sofia to Bismarck Flights

The cheapest times to fly from Sofia to Bismarck

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sofia to Bismarck are during the month of . You can find some of the cheapest flights from Sofia to Bismarck with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sofia to Bismarck

Sunday is one of the best days to book for cheap flights from Sofia to Bismarck: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sofia to Bismarck

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sofia to Bismarck in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sofia to Bismarck flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sofia to Bismarck airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sofia to Bismarck Flights

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*Available to One Key members.