Cheap flights from Portland to Sofia from $370
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Sofia departing on 9/3. 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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KLM flights from Portland to Sofia
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United Airlines flights from Portland to Sofia
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How to get the cheapest flight ticket from Portland 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 Portland is in February. Flight prices, which tend to average around $822, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Sofia from Portland during November instead. Flights to Sofia in November, while not as cheap as those in February, still average around $839.
What is the cheapest day to depart on your flight to Sofia?
According to our data, Tuesday is the cheapest day to fly to Sofia from Portland. The lowest ticket price found for a Tuesday departure recently was $956. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Portland to Sofia on a Saturday will generally be more expensive and average around $1,199. 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 Portland to Sofia when you can find flight prices for as low as $1,012. Flying to Sofia at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,171 per ticket.
How far in advance should I book a flight to Sofia?
You are more likely to see cheaper flights to Sofia from Portland when booking 3 weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $1,074 when searching 3 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Portland for as low as $656 on momondo.
What is the cheapest airline that flies from Portland to Sofia?
British Airways and United Airlines are the most popular carriers operating from Portland to Sofia
What airlines fly to Sofia?
KLM, Lufthansa and United Airlines are the top three most popular airlines that fly to Sofia from Portland according to our data. KLM is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Sofia. Keep in mind that there are 4 different airlines that fly to Sofia on a routine basis, so you have a few additional options to choose from.
When to book flights from Portland to Sofia
Cheap Portland to Sofia (PDX to SOF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Sofia
How far is Portland to Sofia by plane?
A flight from Portland to Sofia will travel around 5988.5 mi. 14h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Sofia Airport?
Prices for flights from Portland Airport to Sofia Airport are updated daily.
How many operators does momondo search for flights from Portland Airport to Sofia Airport?
As of April 2025, there are 4 operators available to choose from for flights from Portland Airport to Sofia Airport.
How old do you have to be to fly from Portland Airport to Sofia 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 Portland Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents required for your trip to Sofia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sofia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Portland to Sofia?
Based on momondo bookings for flights between Portland and Sofia, the leading airline is KLM, making up 31% of the total bookings. Other popular airlines include Lufthansa with 25%, United Airlines with 23%, and Air Canada with 21%.
Best airlines flying from Portland to Sofia
Compare and see reviews for airlines that fly from Portland to Sofia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $564 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $668 | Free Cancellation | Rating 7.8 1,334 reviews | |||
| PriceFrom $763 | Free Cancellation | Rating 7.0 9,244 reviews | |||
| PriceFrom $969 | Free Cancellation | Rating 6.7 7,044 reviews |
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Why should I use momondo to find a flight deal from Portland to Sofia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Sofia. momondo saves you time and could save you money on your trip.
Can I find flights from Portland to Sofia with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Portland to Sofia flights to just show those with flexible booking policies.
How can momondo help me find flights from Portland to Sofia?
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 Portland to Sofia.
I’m not ready to book a flight from Portland to Sofia right now. Can momondo alert me if prices change?
Price alerts on flights to Sofia from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.