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Southeast Europe

$303+ Cheap flights from Seattle (SEA) to Southeast Europe

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ATH
Nov 8 — Nov 151
Sat 11/8
Sat 11/15
1 adult, Economy
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Cheap flight deals from Seattle to Southeast Europe

Keep the following information in mind while searching for Seattle to Southeast Europe flight deals. Data was last updated October 9, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$483
(Kiwi.com)

One-way from

$303
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$766
Provider with most accurate pricing for Seattle/Tacoma Intl-Athens Eleftherios V. flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Athens Eleftherios V. flights.
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From Seattle/Tacoma Intl to Southeast Europe
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One-way flight from Seattle/Tacoma Intl to Southeast Europe
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Highest demand for flights based on searches. 9% potential increase in price ($96 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Southeast Europe

Cheapest flights from Seattle to Southeast Europe
Explore the most affordable flight options available from Seattle to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:10 pmSEA - OTP
1 stop17h 25mLufthansa
Thu 11/135:50 amOTP - SEA
1 stop16h 20mLufthansa
Deal found 10/7$483
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:00 pmSEA - OTP
1 stop14h 05mLufthansa
Sun 11/235:55 amOTP - SEA
2 stops23h 21mLufthansa
Deal found 10/8$484
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:10 pmSEA - SOF
1 stop17h 10mLufthansa
Fri 11/146:05 amSOF - SEA
1 stop17h 15mLufthansa
Deal found 10/8$487
This Kiwi.com deal was found by Cheapflights users on 10/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:05 amSEA - SOF
2 stops22h 15mLufthansa
Mon 12/226:45 pmSOF - SEA
1 stop27h 25mLufthansa
Deal found 10/9$489
This Kiwi.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:10 pmSEA - OTP
1 stop17h 25mLufthansa
Wed 11/126:05 amOTP - SEA
1 stop17h 15mLufthansa
Deal found 10/6$491
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:00 pmSEA - OTP
1 stop13h 55mLufthansa
Sun 11/166:05 amOTP - SEA
1 stop17h 15mLufthansa
Deal found 10/7$498
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:00 pmSEA - OTP
1 stop14h 05mLufthansa
Thu 11/135:50 amOTP - SEA
1 stop16h 20mLufthansa
Deal found 10/8$502
This Gotogate deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:10 pmSEA - SOF
1 stop21h 35mMultiple Airlines
Fri 11/146:10 amSOF - SEA
2 stops23h 06mMultiple Airlines
Deal found 10/8$508
This Kiwi.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/73:10 pmSEA - BEG
1 stop12h 35mLufthansa
Fri 11/146:15 amBEG - SEA
1 stop14h 55mLufthansa
Deal found 10/8$512
This Mytrip deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:50 amSEA - OTP
2 stops33h 15mMultiple Airlines
Wed 11/196:05 amOTP - SEA
2 stops26h 01mMultiple Airlines
Deal found 10/8$512
This Booking.com deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:40 pmSEA - OTP
2 stops25h 25mLufthansa
Tue 2/176:05 amOTP - SEA
2 stops37h 26mLufthansa
Deal found 10/8$518
This KAYAK deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:50 pmSEA - SOF
1 stop30h 25mBritish Airways
Mon 12/225:25 pmSOF - SEA
1 stop28h 05mBritish Airways
Deal found 10/8$519

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Southeast Europe 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 2,558,603 searches. Data last updated October 9, 2025.
Use the filters below to find and compare flights from Seattle to Southeast Europe that are best for you.

Fly from

Seattle

Fly to

Southeast Europe

Route

Depart

Return

Price

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Thu 11/6

2:00 pm-2:05 pm

1 stop14h 05m

Bucharest Otopeni Intl

Sun 11/23

5:55 am-7:16 pm

2 stops23h 21m

$484

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Fri 11/7

3:10 pm-12:45 pm

1 stop12h 35m

Belgrade Nikola Tesla

Fri 11/14

6:15 am-12:10 pm

1 stop14h 55m

$512

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Wed 12/10

1:40 pm-1:05 am

2 stops25h 25m

Bucharest Otopeni Intl

Tue 2/17

6:05 am-9:31 am

2 stops37h 26m

$518

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Thu 11/6

8:10 am-3:50 pm

2 stops21h 40m

Bucharest Otopeni Intl

Sun 11/23

5:55 am-7:16 pm

2 stops23h 21m

$519

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Sat 11/8

8:00 pm-6:25 pm

2 stops36h 25m

Bucharest Otopeni Intl

Mon 12/8

5:55 am-12:10 pm

1 stop16h 15m

$526

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 11/19

3:10 pm-6:20 pm

1 stop17h 10m

Sofia

Thu 12/4

6:00 am-12:10 pm

1 stop16h 10m

$528

SeattleBucharest

SEA - OTP

SEAOTP

Seattle/Tacoma Intl

Fri 11/14

10:05 am-2:10 pm

2 stops18h 05m

Bucharest Otopeni Intl

Wed 11/19

6:05 am-1:20 pm

1 stop17h 15m

$529

SeattleTirana

SEA - TIA

SEATIA

Seattle/Tacoma Intl

Thu 11/6

6:50 pm-11:55 am

1 stop32h 05m

Tirana Rinas

Thu 11/13

1:15 pm-11:30 am

1 stop31h 15m

$530

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 11/19

3:10 pm-6:20 pm

1 stop17h 10m

Sofia

Wed 12/3

6:05 am-1:20 pm

1 stop17h 15m

$530

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Fri 11/28

3:10 pm-10:45 pm

1 stop21h 35m

Sofia

Wed 12/17

6:05 am-1:20 pm

1 stop17h 15m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 54 results
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Best time to book a flight from Seattle to Southeast Europe

Have a flexible travel schedule? Discover the best time to fly to Southeast Europe 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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Southeast Europe

What is the cheapest month to book a flight from Seattle to Southeast Europe?

Currently, September is the cheapest month in which you can book a flight from Seattle to Southeast Europe (average of $522). Flying from Seattle to Southeast Europe in December is currently the most expensive (average of $672). 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.

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

Find hourly flight availability from Seattle to Southeast Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 9, 2025.

When flying from Seattle to Southeast Europe, 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 19% versus a flight at noon.

What is the cheapest day to fly from Seattle to Southeast Europe?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Southeast Europe. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Seattle to Southeast Europe flight should consider departing on Tuesday 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.

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated October 9, 2025.
Read through reviews of airlines operating flights from Seattle to Southeast Europe, such as Delta, United Airlines, and Turkish Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,968 reviews
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,966 reviews
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,992 reviews
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,460 reviews
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,444 reviews
Delta
8.0
Very good
7,968 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Southeast Europe?

    For a flight from Seattle to Southeast Europe, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Seattle to Southeast Europe?

    Airlines like Lufthansa, United Airlines, and British Airways fly from Seattle to Southeast Europe in about 14h 05m. The time it takes to get you to your destination can typically vary by up to 18h. There are 5791 mi between Seattle and Southeast Europe. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Seattle to Southeast Europe one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $331. Lufthansa flights start at $432 while deals on United Airlines start at $463 one-way.

  • What are the most popular routes from Seattle to Southeast Europe?

    The most popular flight routes from Seattle to Southeast Europe are Seattle/Tacoma Intl - Athens Eleftherios V., Seattle/Tacoma Intl - Bucharest Otopeni Intl and Seattle/Tacoma Intl - Sofia.

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

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

  • How can I find direct flights from Seattle to Southeast Europe?

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to Southeast Europe (average of $522). Flying from Seattle to Southeast Europe in December is currently the most expensive (average of $672). 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

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Alternative routes for Seattle to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Seattle to Southeast Europe

Discover the top 10 airlines that operate flights from Seattle to Southeast Europe. 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 2,558,603 searches. Data last updated October 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$388Average$872FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$513Average$953FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$518Average$892FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$521Average$1,055FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$533Average$814FlexibilityNo cancel feeOn-time77%
KLMCheapest$548Average$898FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$563Average$995FlexibilityNo cancel feeOn-time69%
DeltaCheapest$568Average$996FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$585Average$998FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$595Average$855FlexibilityNo cancel feeOn-time77%

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