Cheap flights from Seattle to Sofia from $601
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Sofia departing on 11/19. 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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Turkish Airlines flights from Seattle to Sofia
Our best Turkish Airlines deals on Seattle to Sofia flight tickets
Lufthansa flights from Seattle to Sofia
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How to get the cheapest flight ticket from Seattle 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 Seattle is in April. Flight prices, which tend to average around $695, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Sofia from Seattle during February instead. Flights to Sofia in February, while not as cheap as those in April, still average around $741.
What is the cheapest day to depart on your flight to Sofia?
According to our data, Saturday is the cheapest day to fly to Sofia from Seattle. The lowest ticket price found for a Saturday departure recently was $897. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Seattle to Sofia on a Friday will generally be more expensive and average around $1,269. 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?
In the evening is the cheapest time of day to fly from Seattle to Sofia when you can find flight prices for as low as $897. Flying to Sofia in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Sofia, so prices are often more expensive at around $1,099 per ticket.
How far in advance should I book a flight to Sofia?
You are more likely to see cheaper flights to Sofia from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Sofia for around $934 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sofia from Seattle for as low as $715 on momondo.
When to book flights from Seattle to Sofia
Cheap Seattle to Sofia (SEA to SOF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Sofia
How far is Seattle/Tacoma Intl to Sofia by plane?
There are 5850.6 mi between Seattle/Tacoma Intl and Sofia. Flights usually cover this in 13h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Sofia Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Sofia Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Sofia Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Sofia Airport is 4 as of July 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Sofia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Sofia Airport.
What documentation or ID do you need to fly to Sofia Airport?
The travel and health documents you'll need for your trip to Sofia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sofia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Sofia?
Based on momondo bookings for flights between Seattle and Sofia, the leading airline is Turkish Airlines, making up 50% of the total bookings. Other popular airlines include Lufthansa with 40%, KLM with 5%, and United Airlines with 5%.
Best airlines flying from Seattle to Sofia
Compare and see reviews for airlines that fly from Seattle to Sofia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $678 | Free Cancellation | Rating 7.4 8,858 reviews | |||
| PriceFrom $682 | Free Cancellation | Rating 6.8 7,204 reviews | |||
| PriceFrom $700 | Free Cancellation | Rating 7.3 3,886 reviews | |||
| PriceFrom $719 | Free Cancellation | Rating 7.8 1,366 reviews |
Traveling to a place near Sofia?
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Why should I use momondo to find a flight deal from Seattle to Sofia?
It is quick and easy to find Seattle to Sofia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sofia that suits you.
Can I find flights from Seattle to Sofia with flexible booking policies on momondo?
All flight searches from Seattle to Sofia on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Sofia?
Once all potential Seattle to Sofia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to Sofia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Sofia from Seattle. 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.