BOS - SOF Price
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$706 - $897
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SOF Temperature
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39.2 - 82.4 °F
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SOF Rainfall
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1.1 - 3.2 inches
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Popular in December High demand for flights, 12% potential price rise |
Cheapest in September Best time to find cheap flights, 11% potential price drop |
Round-trip from $706 From Boston to Sofia |
One-way from $509 One-way flight from Boston to Sofia |
Thursday flights are generally found to be more expensive for flights from Boston to Sofia. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sofia.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 15% on flights from Boston to Sofia compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $950. For sooner than that we have options available in the next 3 days from $959.
Our data shows that March tends to be the cheapest month to fly to Sofia from Boston. Users have commonly found prices around $909 for the month, but tickets can be as low as $578. Due to multiple factors, prepare for potentially higher prices in June.
When flying from Boston to Sofia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 61% versus a flight in the afternoon.
Airline | Cheapest | Average | Flexibility | On-time | COVID-19 safety | |
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$158 | $185 | No cancel fee | 73% |
We couldn't confirm the COVID-19 safety measures taken by Bulgaria Air. Please check directly on their website for additional information. |
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$352 | $425 | No cancel fee | 77% | ||
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$137 | $472 | No cancel fee | 70% | ||
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$336 | $478 | No cancel fee | N/A | ||
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$358 | $853 | No cancel fee | 71% | ||
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$566 | $880 | No cancel fee | 77% | ||
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$515 | $891 | No cancel fee | 75% | ||
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$614 | $945 | No cancel fee | 76% | ||
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$792 | $1,027 | No cancel fee | 69% | ||
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$351 | $1,043 | No cancel fee | 77% |