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Thessaloniki

$472+ Cheap flights from Seattle (SEA) to Thessaloniki (SKG)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SKG
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap 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 September 14, 2025.

Round-trip from

$595
(SWISS)

One-way from

$472
(FlightHub)

Popular in

December

Cheapest in

April

Average price

$916
From Seattle/Tacoma Intl to Thessaloniki Makedonia
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One-way flight from Seattle/Tacoma Intl to Thessaloniki Makedonia
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Highest demand for flights based on searches. 17% potential increase in price ($197 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 14, 2025.

This SWISS deal was found by Cheapflights users on 9/13. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/282:40 pmSEA - SKG
2 stops37h 35mSWISS
Tue 11/42:05 pmSKG - SEA
2 stops43h 10mSWISS
Deal found 9/13$595
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Mon 10/132:20 pmSEA - SKG
1 stop17h 35mLufthansa
Mon 10/207:00 pmSKG - SEA
1 stop26h 55mLufthansa
Deal found 9/13$604
This Expedia deal was found by Cheapflights users on 9/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:37 pmSEA - SKG
2 stops36h 38mMultiple Airlines
Wed 11/512:30 pmSKG - SEA
2 stops33h 40mMultiple Airlines
Deal found 9/14$620
This KLM deal was found by Cheapflights users on 9/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/284:00 pmSEA - SKG
1 stop35h 50mKLM
Tue 11/41:40 pmSKG - SEA
1 stop32h 05mKLM
Deal found 9/13$630
This Ovago deal was found by Cheapflights users on 9/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:20 pmSEA - SKG
1 stop17h 35mLufthansa
Wed 10/157:00 pmSKG - SEA
1 stop26h 55mLufthansa
Deal found 9/13$632
This Ovago deal was found by Cheapflights users on 9/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/132:20 pmSEA - SKG
1 stop17h 35mMultiple Airlines
Mon 10/201:25 pmSKG - SEA
2 stops41h 19mMultiple Airlines
Deal found 9/13$634
This Gurufare deal was found by Cheapflights users on 9/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:29 pmSEA - SKG
2 stops36h 01mMultiple Airlines
Wed 10/157:00 pmSKG - SEA
2 stops33h 49mMultiple Airlines
Deal found 9/13$669

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 September 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

Tue 10/28

2:40 pm-1:15 pm

2 stops37h 35m

Thessaloniki Makedonia

Tue 11/4

2:05 pm-11:15 pm

2 stops43h 10m

$595

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Wed 10/29

3:37 pm-1:15 pm

2 stops36h 38m

Thessaloniki Makedonia

Wed 11/5

12:30 pm-12:10 pm

2 stops33h 40m

$620

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Tue 10/28

4:00 pm-12:50 pm

1 stop35h 50m

Thessaloniki Makedonia

Tue 11/4

1:40 pm-11:45 am

1 stop32h 05m

$630

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 10/13

2:20 pm-5:55 pm

1 stop17h 35m

Thessaloniki Makedonia

Mon 10/20

1:25 pm-8:44 pm

2 stops41h 19m

$634

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 9/22

2:29 pm-12:30 pm

2 stops36h 01m

Thessaloniki Makedonia

Wed 10/15

7:00 pm-6:49 pm

2 stops33h 49m

$669

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 10/20

7:10 pm-8:25 pm

1 stop15h 15m

Thessaloniki Makedonia

Fri 11/28

9:45 pm-5:05 pm

1 stop29h 20m

$770

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 9/22

2:20 pm-5:55 pm

1 stop17h 35m

$472

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 9/22

3:19 pm-12:30 pm

2 stops35h 11m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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, November is the cheapest month in which you can book a flight from Seattle to Thessaloniki (average of $720). Flying from Seattle to Thessaloniki in June is currently the most expensive (average of $1,276). 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 September 14, 2025.

It’s optimal to fly from Seattle to Thessaloniki at noon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

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 September 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
7.8
Good
1,385 reviews

Overall

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews

Overall

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Turkish Airlines
7.3
Good
3,968 reviews
KLM
7.8
Good
1,385 reviews

Overall

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.
Lufthansa
6.8
Okay
7,409 reviews
KLM
7.8
Good
1,385 reviews

Overall

7.8

Crew

8.4

Entertainment

7.2

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Mark,Sep 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

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 SWISS or KLM to get the fastest option. There are 5992 mi between Seattle and Thessaloniki. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 34% 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, November is the cheapest month in which you can book a flight from Seattle to Thessaloniki (average of $720). Flying from Seattle to Thessaloniki in June is currently the most expensive (average of $1,276). 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?

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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 September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$627Average$732FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$690Average$780FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$777Average$823FlexibilityNo cancel feeOn-time77%

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