HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Seattle (SEA) to Sofia (SOF) from $789

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SOF
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Seattle/Tacoma Intl to Sofia are usually found in December or November, booked 65 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap flight deals from Seattle to Sofia

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2024.

Popular in

June

Cheapest in

December

Average price

$1,343

Round-trip from

$660
High demand for flights, 31% potential price rise
Search Deals
Best time to find cheap flights, 32% potential price drop
Search Deals
Average for round-trip flights in June 2024
Search Deals
From Seattle/Tacoma Intl to Sofia
Search Deals

What is the cheapest day to fly round-trip from Seattle to Sofia?

Sunday is generally a great day to depart. Flying on this day could help you save up to 25%.

How far in advance should I book a flight from Seattle to Sofia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 9% on flights from Seattle to Sofia compared to booking the week you need them. Waiting 50 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 $615. For sooner than that we have options available in the next 3 days from $615.

What is the cheapest month to fly from Seattle to Sofia?

Flights from Seattle to Sofia lean towards being more expensive in June. Prices are generally better when you fly from Seattle to Sofia in December, with the cheapest ticket starting at $489.

What is the cheapest time of day to fly from SEA to SOF?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from Seattle to Sofia by exploring options for tickets in the evening.

Cheap British Airways flights from Seattle to Sofia

Explore cheap flight options specifically provided by British Airways for the route between Seattle and Sofia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Peruse some of the lowest-priced British Airways flights we've found from Seattle to Sofia. Deals update often to give you more flight options matching your criteria
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mBritish Airways
Thu 9/129:20 pmSOF - SEA
1 stop24h 15mBritish Airways
Deal found 6/2$891
Mon 8/267:40 pmSEA - SOF
1 stop14h 45mBritish Airways
Mon 9/168:00 pmSOF - SEA
2 stops31h 02mBritish Airways
Deal found 6/2$910
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mBritish Airways
Sun 9/159:00 pmSOF - SEA
1 stop24h 35mBritish Airways
Deal found 6/2$941
Thu 9/1911:59 pmSEA - SOF
2 stops33h 01mBritish Airways
Thu 10/39:20 pmSOF - SEA
1 stop24h 15mBritish Airways
Deal found 6/2$945
Thu 9/1911:59 pmSEA - SOF
2 stops33h 01mBritish Airways
Thu 10/39:20 pmSOF - SEA
2 stops33h 32mBritish Airways
Deal found 6/2$955
Fri 8/231:30 pmSEA - SOF
1 stop19h 30mBritish Airways
Mon 9/168:00 pmSOF - SEA
2 stops31h 02mBritish Airways
Deal found 6/2$960
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mBritish Airways
Sat 9/148:05 pmSOF - SEA
2 stops30h 57mBritish Airways
Deal found 6/2$963
Sat 8/2410:51 pmSEA - SOF
2 stops34h 19mBritish Airways
Sun 9/159:00 pmSOF - SEA
1 stop24h 35mBritish Airways
Deal found 6/2$973
Fri 8/231:30 pmSEA - SOF
1 stop19h 30mBritish Airways
Tue 9/179:15 pmSOF - SEA
1 stop24h 20mBritish Airways
Deal found 6/2$991

Cheap American Airlines flights from Seattle to Sofia

Explore cheap flight options specifically provided by American Airlines for the route between Seattle and Sofia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
To aid your search, here are some of the cheapest American Airlines flights we've found from Seattle to Sofia. Ensure the flight price, dates, time, and airline match your criteria before you book.
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mAmerican Airlines
Mon 9/168:00 pmSOF - SEA
2 stops34h 52mAmerican Airlines
Deal found 6/2$901
Sun 8/256:00 amSEA - SOF
2 stops27h 10mAmerican Airlines
Mon 9/168:00 pmSOF - SEA
2 stops34h 52mAmerican Airlines
Deal found 6/2$905
Thu 8/2912:21 amSEA - SOF
2 stops32h 39mAmerican Airlines
Mon 9/98:00 pmSOF - SEA
1 stop31h 45mAmerican Airlines
Deal found 6/1$1,487

Cheap Seattle to Sofia flights in June & July 2024

Find cheap flight options from Seattle to Sofia specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 2, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Sofia in 2024. More deals are always being added, so be sure to check back regularly.
Sun 6/231:25 pmSEA - SOF
2 stops19h 45mBritish Airways
Thu 8/299:20 pmSOF - SEA
1 stop24h 15mBritish Airways
Deal found 6/2$984
Thu 6/611:51 amSEA - SOF
2 stops23h 24mMultiple Airlines
Thu 7/46:30 amSOF - SEA
2 stops26h 22mMultiple Airlines
Deal found 6/1$1,010
Fri 6/78:00 amSEA - SOF
2 stops28h 35mMultiple Airlines
Fri 6/216:30 amSOF - SEA
2 stops26h 18mMultiple Airlines
Deal found 6/2$1,120
Thu 6/277:00 amSEA - SOF
2 stops25h 05mMultiple Airlines
Sat 10/56:30 amSOF - SEA
3 stops42h 18mMultiple Airlines
Deal found 6/2$1,124
Thu 6/65:05 pmSEA - SOF
1 stop18h 10mMultiple Airlines
Thu 7/46:30 amSOF - SEA
2 stops26h 22mMultiple Airlines
Deal found 6/1$1,140
Thu 6/65:05 pmSEA - SOF
1 stop18h 10mMultiple Airlines
Mon 9/163:25 pmSOF - SEA
2 stops53h 23mMultiple Airlines
Deal found 6/2$1,148
Wed 6/1211:25 amSEA - SOF
2 stops25h 10mMultiple Airlines
Sat 9/76:30 amSOF - SEA
2 stops26h 24mMultiple Airlines
Deal found 6/2$1,150
Thu 6/65:05 pmSEA - SOF
1 stop18h 10mMultiple Airlines
Fri 9/136:20 pmSOF - SEA
2 stops36h 01mMultiple Airlines
Deal found 6/2$1,166
Thu 6/65:05 pmSEA - SOF
1 stop18h 10mMultiple Airlines
Thu 9/125:45 amSOF - SEA
2 stops23h 16mMultiple Airlines
Deal found 6/2$1,190

Seattle to Sofia 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Sofia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Listed are some of the best fares we've found on flights departing from Seattle to Sofia in 2024. More deals are always being added, so be sure to check back regularly.
Thu 9/1912:15 pmSEA - SOF
1 stop34h 15mTurkish Airlines
Thu 10/39:10 pmSOF - SEA
1 stop29h 35mTurkish Airlines
Deal found 6/1$789
Thu 9/1912:15 pmSEA - SOF
1 stop22h 05mTurkish Airlines
Fri 10/119:10 pmSOF - SEA
1 stop29h 35mTurkish Airlines
Deal found 6/2$819
Sun 8/256:40 pmSEA - SOF
1 stop15h 40mTurkish Airlines
Mon 9/163:45 pmSOF - SEA
1 stop28h 45mTurkish Airlines
Deal found 6/2$823
Fri 8/236:40 pmSEA - SOF
1 stop15h 40mTurkish Airlines
Mon 9/169:10 pmSOF - SEA
1 stop23h 20mTurkish Airlines
Deal found 6/2$861
Thu 9/126:40 pmSEA - SOF
1 stop15h 40mTurkish Airlines
Sun 9/293:45 pmSOF - SEA
1 stop35h 00mTurkish Airlines
Deal found 6/2$869
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mBritish Airways
Thu 9/129:20 pmSOF - SEA
1 stop24h 15mBritish Airways
Deal found 6/2$891
Sun 8/251:40 pmSEA - SOF
1 stop19h 30mAmerican Airlines
Mon 9/168:00 pmSOF - SEA
2 stops34h 52mAmerican Airlines
Deal found 6/2$901
Sun 8/256:00 amSEA - SOF
2 stops27h 10mAmerican Airlines
Mon 9/168:00 pmSOF - SEA
2 stops34h 52mAmerican Airlines
Deal found 6/2$905
Mon 8/267:40 pmSEA - SOF
1 stop14h 45mBritish Airways
Mon 9/168:00 pmSOF - SEA
2 stops31h 02mBritish Airways
Deal found 6/2$910

Seattle to Sofia flights leaving soon

Find last-minute flight options from Seattle to Sofia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Users seeking a last-minute flight from Seattle to Sofia should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
Fri 6/78:00 amSEA - SOF
2 stops28h 35mMultiple Airlines
Fri 6/216:30 amSOF - SEA
2 stops26h 18mMultiple Airlines
Deal found 6/2$1,120
Wed 6/1211:25 amSEA - SOF
2 stops25h 10mMultiple Airlines
Sat 9/76:30 amSOF - SEA
2 stops26h 24mMultiple Airlines
Deal found 6/2$1,150
Fri 6/77:00 amSEA - SOF
2 stops33h 55mMultiple Airlines
Sun 9/156:40 amSOF - SEA
1 stop16h 30mMultiple Airlines
Deal found 6/2$1,203
Fri 6/75:40 pmSEA - SOF
1 stop18h 55mMultiple Airlines
Fri 6/216:30 amSOF - SEA
2 stops26h 18mMultiple Airlines
Deal found 6/2$1,220
Wed 6/125:55 amSEA - SOF
3 stops26h 55mMultiple Airlines
Sat 9/710:15 amSOF - SEA
2 stops20h 06mMultiple Airlines
Deal found 6/2$1,266
Wed 6/125:20 pmSEA - SOF
1 stop19h 15mMultiple Airlines
Sat 9/76:30 amSOF - SEA
2 stops26h 24mMultiple Airlines
Deal found 6/2$1,270
Fri 6/75:55 amSEA - SOF
3 stops26h 45mMultiple Airlines
Fri 6/217:10 amSOF - SEA
3 stops34h 47mMultiple Airlines
Deal found 6/2$1,280
Wed 6/125:55 amSEA - SOF
3 stops26h 55mMultiple Airlines
Sat 9/710:15 amSOF - SEA
3 stops38h 31mMultiple Airlines
Deal found 6/2$1,282
Fri 6/75:40 pmSEA - SOF
1 stop18h 55mMultiple Airlines
Fri 6/216:30 amSOF - SEA
1 stop18h 20mMultiple Airlines
Deal found 6/2$1,355

Find flights from Seattle to Sofia within your budget

Customize your flight search to find flights from Seattle to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$789 - $1,142

Route

Depart

Return

Price

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Thu 9/19

1 stop34h 15m

Sofia

Thu 10/3

1 stop29h 35m

$789

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sun 8/25

1 stop19h 30m

Sofia

Thu 9/12

1 stop24h 15m

$891

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sun 8/25

1 stop19h 30m

Sofia

Mon 9/16

2 stops34h 52m

$901

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sat 8/24

2 stops26h 02m

Sofia

Sun 9/15

2 stops22h 26m

$980

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Fri 11/8

1 stop22h 25m

Sofia

Sat 11/30

2 stops56h 25m

$992

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sun 8/25

1 stop13h 55m

Sofia

Fri 9/13

1 stop14h 04m

$1,072

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sat 8/24

2 stops26h 10m

Sofia

Thu 9/12

2 stops19h 25m

$1,113

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Mon 7/15

2 stops38h 00m

Sofia

Thu 10/3

2 stops17h 31m

$1,117

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Fri 8/23

2 stops18h 40m

Sofia

Sat 9/14

2 stops20h 52m

$1,142

Flights are sorted by cheapest first

Deals found on 6/1

How far ahead should I book a flight from Seattle to Sofia?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Sofia. Price data was last updated on May 31, 2024.
The price you pay for your flight from Seattle to Sofia may vary depending on when you book. For the best chance of a lower fare, look to book 65 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

What is the cheapest day to fly from Seattle to Sofia?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Sofia. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Sofia flight should consider departing on Friday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Seattle to Sofia

Have a flexible travel schedule? Discover the best time to fly to Sofia from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Sofia by month

Plan your trip to Sofia by taking into account the average temperature and rainfall totals by month.

SOF

Temperature

30.2 - 68 °F

Reviews of airlines servicing Sofia

Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated June 2, 2024.
Peruse reviews from past customers who have flown with British Airways, American Airlines and Lufthansa from Seattle to Sofia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

SWISS
7.8
Good
1,940 reviews
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Austrian Airlines
7.7
Good
1,016 reviews
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Turkish Airlines
7.4
Good
3,711 reviews
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

United Airlines
7.4
Good
10,755 reviews
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

American Airlines
7.3
Good
14,260 reviews
SWISS
7.8
Good
1,940 reviews
Check prices

Comfort

7.5

Boarding

7.8

Food

7.4

Entertainment

7.2

Overall

7.8

Crew

8.4

Reviews

1 / 10

Very crowded flight. Staff brought refreshments regularly and the food was surprisingly good. But checking was very slow and they allowed way too many people with large suitcases on board making onboarding and off-boarding very slow and chaotic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Seattle to Sofia for under $800 on Cheapflights?

    Yes, there are multiple flights from Seattle to Sofia for under $800. The cheapest flight booked recently is on Turkish Airlines for just $789, but on average you can expect to pay $921.

  • Are there last-minute flights available from Seattle to Sofia for under $1,200?

    There are currently 20+ open flights from Seattle to Sofia within the next 7 days for less than $1,200.

  • What are the cheapest airlines flying from Seattle to Sofia round-trip?

    Cheapflights users have booked flights from Seattle to Sofia round-trip from $789. Other airlines that can offer you cheap pricing are British Airways, from $891, and American Airlines, from $901. Turkish Airlines is 15% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does SEA to SOF mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Seattle/Tacoma Intl Airport to Sofia Airport flight would often be abbreviated as a SEA to SOF flight.

  • Can I find deals for flights from Seattle to Sofia that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Sofia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Sofia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Sofia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Sofia that include hotel bookings?

    Yes. In addition to deals on Seattle to Sofia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Sofia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Sofia.

  • Can I find deals for business class flights from Seattle to Sofia?

    Yes. Cheapflights offers flight deals from Seattle to Sofia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Sofia that allow pets onboard?

    Many airlines flying from Seattle to Sofia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Sofia?

    Yes, you can often find last-minute deals on Seattle to Sofia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Sofia flight deals updated?

    The Seattle to Sofia flight deals you see on this page were last updated on 6/2.

  • What are the most popular airlines that fly from Seattle to Sofia?

    The most popular airlines flying from Seattle to Sofia are Air Canada, British Airways and Condor. Something to consider prior to booking your flight.

  • What is the cheapest month to book a flight from Seattle to Sofia?

    Currently, November is the cheapest month in which you can book a flight from Seattle to Sofia (average of $660). Flying from Seattle to Sofia in June is currently the most expensive (average of $1,270). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Sofia
See prices for flight routes from nearby airports that may be better suited for you.

Portland to Sofia flights
Spokane to Sofia flights

Top 7 airlines flying from Seattle to Sofia

Discover the top 7 airlines that operate flights from Seattle to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$490Average$917FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest$496Average$1,035FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$540Average$1,101FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Turkish AirlinesCheapest$684Average$967FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapest$817Average$919FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest$860Average$1,520FlexibilityNo cancel feeOn-time75%
Search KLM flights
CondorCheapest$1,221Average$1,310FlexibilityNo cancel feeOn-time76%
Search Condor flights
Seattle to San Francisco flights
Los Angeles to Mexico City flights
New York to Toronto flights
Philadelphia to Miami flights
Miami to Paris flights
Chicago to Philadelphia flights
New York to Houston flights
New York John F Kennedy Intl Airport to New Delhi flights
Hawaii to Japan flights
New York to Los Angeles flights
Phoenix to Houston flights
Seattle to Southampton flights

Search flights from Seattle to Sofia by cabin class

Find flights from Seattle to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Gaziantep
Flights to Miyakojima Hirara
Flights to Figari-Sud Corse
Flights to Mason City
Flights to Komatsu
Flights to Sendai
Flights to Rhinelander Oneida County
Flights to Constanţa Mihail Kogalniceanu
Flights to Brainerd Crow Wing County
Flights to Reus
Flights to Virac
Flights to Neiva La Marguita
Flights to Pellston Emmet County
Flights to Urumqi
Flights to Bastia Poretta
Flights to Samos
Flights to Hyannis Barnstable
Flights to Provincetown
Flights to Alghero-Fertilia
Flights to Laayoune Hassan I
Flights to Devils Lake
Flights to Vava'u Lupepau'U
Flights to Hakodate
Flights to Edremit/Korfez

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Sofia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Sofia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Sofia?

Cheapflights simply makes it quick and affordable to book flights from Seattle to Sofia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seattle to Sofia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Sofia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Sofia become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Sofia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines