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Thessaloniki

$490+ Cheap flights from Seattle (SEA) to Thessaloniki (SKG)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SKG
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Seattle to Thessaloniki

Cheapest flights from Seattle to Thessaloniki
Explore the most affordable flight options available from Seattle to Thessaloniki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 pmSEA - SKG
1 stop27h 40mTurkish Airlines
Sat 12/209:45 pmSKG - SEA
1 stop29h 20mTurkish Airlines
Deal found 12/11$1,636
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 pmSEA - SKG
1 stop15h 55mMultiple Airlines
Sat 12/2010:00 pmSKG - SEA
2 stops29h 05mMultiple Airlines
Deal found 12/11$1,860
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:00 amSEA - SKG
2 stops20h 20mLufthansa
Sat 12/207:40 amSKG - SEA
2 stops21h 06mLufthansa
Deal found 12/11$2,481
This oojo deal was found by Cheapflights users on 12/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 pmSEA - SKG
1 stop27h 40mTurkish Airlines
Fri 1/29:45 pmSKG - SEA
1 stop29h 20mTurkish Airlines
Deal found 12/14$2,968
This FlightHub deal was found by Cheapflights users on 12/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 pmSEA - SKG
1 stop27h 40mMultiple Airlines
Fri 1/210:30 pmSKG - SEA
2 stops28h 35mMultiple Airlines
Deal found 12/14$3,251

Find flight deals from Seattle to Thessaloniki

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Thessaloniki (SKG). 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 December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$490
(KLM)

Popular in

December

Cheapest in

April

Average price

$1,955
Provider with most accurate pricing for Seattle/Tacoma Intl-Thessaloniki Makedonia flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Thessaloniki Makedonia flights.
Search Deals
From Seattle/Tacoma Intl to Thessaloniki Makedonia
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($543 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($80 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Thessaloniki 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 December 14, 2025.
Use the filters below to find and compare flights from Seattle to Thessaloniki that are best for you.

Fly from

Seattle

Fly to

Thessaloniki

Route

Depart

Return

Price

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sun 3/8

4:00 pm-12:50 pm

1 stop35h 50m

Thessaloniki Makedonia

Sun 3/22

12:25 pm-12:35 pm

1 stop33h 10m

$490

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sun 3/8

8:10 am-1:15 pm

2 stops44h 05m

Thessaloniki Makedonia

Sun 3/22

4:00 pm-10:45 pm

2 stops39h 45m

$520

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Wed 1/28

8:10 am-11:15 pm

2 stops29h 05m

Thessaloniki Makedonia

Wed 2/4

9:35 pm-12:10 pm

2 stops24h 35m

$593

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Fri 3/6

3:10 pm-11:15 pm

1 stop22h 05m

Thessaloniki Makedonia

Thu 3/19

7:40 am-1:10 pm

1 stop14h 30m

$620

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Fri 3/6

10:05 am-1:40 pm

2 stops17h 35m

Thessaloniki Makedonia

Thu 3/19

7:40 am-1:10 pm

1 stop14h 30m

$661

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sat 4/11

9:35 pm-10:35 am

3 stops51h 00m

$1,564

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sat 4/11

7:10 pm-8:45 am

1 stop27h 35m

$3,521

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sat 4/11

11:55 am-7:55 pm

2 stops22h 00m

$3,599

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Compare providers for flights from Seattle to Thessaloniki

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Thessaloniki in December.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Thessaloniki flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Thessaloniki flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Thessaloniki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Thessaloniki flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Thessaloniki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Thessaloniki

Have a flexible travel schedule? Discover the best time to fly to Thessaloniki 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 Thessaloniki

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

Currently, August is the cheapest month in which you can book a flight from Seattle to Thessaloniki (average of $606). Flying from Seattle to Thessaloniki in January is currently the most expensive (average of $1,655). 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 SKG?

Find hourly flight availability from Seattle to Thessaloniki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

It’s optimal to fly from Seattle to Thessaloniki in the afternoon. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Thessaloniki

Get insights into the airlines that provide service to Thessaloniki. 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 Thessaloniki. Reviews last updated December 14, 2025.
Read through reviews of airlines operating flights from Seattle to Thessaloniki, such as KLM, Turkish Airlines, and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,430 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,430 reviews
KLM
7.7
Good
1,430 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,097 reviews
KLM
7.7
Good
1,430 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,628 reviews
KLM
7.7
Good
1,430 reviews

Comfort

7.6

Entertainment

7.1

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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

  • How long is the flight from Seattle to Thessaloniki?

    There are many flights that can get you from Seattle to Thessaloniki in 35h 50m. Fly via KLM to get the fastest option. There are 5992 mi between Seattle and Thessaloniki.

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

    Flying on KLM is currently your cheapest option to Thessaloniki, with prices starting at $627. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Turkish Airlines, with the lowest prices starting at $690 and $777, respectively. Users have found that KLM is 42% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Thessaloniki 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 Thessaloniki?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Thessaloniki (average of $606). Flying from Seattle to Thessaloniki in January is currently the most expensive (average of $1,655). 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

Traveling to a place near Thessaloniki?

Book flights to Thessaloniki if you plan to visit one of these locations
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Alternative routes for Seattle to Thessaloniki

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Top 3 airlines flying from Seattle to Thessaloniki

Discover the top 3 airlines that operate flights from Seattle to Thessaloniki. 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$627Average$732FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$690Average$794FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$777Average$856FlexibilityNo cancel feeOn-time77%

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