$795+ 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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SKG
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Thessaloniki with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Thessaloniki
Cheapest
Best
Last-minute
Cheapest flights from Seattle to ThessalonikiExplore 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 22, 2026.
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 22, 2026.
This KLM deal was found by Cheapflights users on 9/18. 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.
Mon 10/2611:08 am -
2 stops24h 37m
Tue 11/109:35 pm -
1 stop24h 12m
Deal found 9/18![KLM logo]()
$795
This KLM deal was found by Cheapflights users on 9/19. 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 11/310:59 pm -
2 stops27h 51m
Tue 11/109:35 pm -
1 stop24h 12m
Deal found 9/19![KLM logo]()
$801
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:45 pm -
1 stop35h 00m
Mon 11/98:10 pm -
1 stop25h 15m
Deal found 9/19![British Airways logo]()
$827
This KLM deal was found by Cheapflights users on 9/17. 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 11/1010:52 pm -
2 stops27h 58m
Sat 11/211:55 pm -
1 stop31h 52m
Deal found 9/17![KLM logo]()
$852
This KLM deal was found by Cheapflights users on 9/17. 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.
Mon 11/22:35 pm -
1 stop20h 10m
Mon 11/91:40 pm -
2 stops30h 51m
Deal found 9/17![KLM logo]()
$858
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:45 pm -
1 stop35h 00m
Fri 11/64:40 pm -
1 stop34h 10m
Deal found 9/19![British Airways logo]()
$877
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:45 pm -
1 stop14h 30m
Mon 11/98:10 pm -
1 stop25h 15m
Deal found 9/19![British Airways logo]()
$882
Best flights from Seattle to ThessalonikiDiscover carefully curated flight deals from Seattle to Thessaloniki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Seattle to Thessaloniki that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This KLM deal was found by Cheapflights users on 9/18. 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.
Mon 10/2611:08 am -
2 stops24h 37m
Tue 11/109:35 pm -
1 stop24h 12m
Deal found 9/18![KLM logo]()
$795
This KLM deal was found by Cheapflights users on 9/19. 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 11/310:59 pm -
2 stops27h 51m
Tue 11/109:35 pm -
1 stop24h 12m
Deal found 9/19![KLM logo]()
$801
This KLM deal was found by Cheapflights users on 9/21. 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.
Wed 2/172:20 pm -
1 stop19h 50m
Fri 2/261:40 pm -
1 stop32h 07m
Deal found 9/21![KLM logo]()
$852
This KLM deal was found by Cheapflights users on 9/21. 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.
Fri 2/192:20 pm -
1 stop21h 00m
Mon 3/11:40 pm -
1 stop31h 55m
Deal found 9/21![KLM logo]()
$852
This KLM deal was found by Cheapflights users on 9/17. 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 11/1010:52 pm -
2 stops27h 58m
Sat 11/211:55 pm -
1 stop31h 52m
Deal found 9/17![KLM logo]()
$852
Last-minute flights from Seattle to ThessalonikiDiscover last-minute flight deals from Seattle to Thessaloniki. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Thessaloniki. Data last updated September 22, 2026 and is based on user searches.
This KLM deal was found by Cheapflights users on 9/18. 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.
Mon 10/2611:08 am -
2 stops24h 37m
Tue 11/109:35 pm -
1 stop24h 12m
Deal found 9/18![KLM logo]()
$795
This deal was found by Cheapflights users on 9/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:05 pm -
1 stop15h 55m
Mon 11/29:30 am -
1 stop18h 40m
Deal found 9/18![Turkish Airlines logo]()
$934
This KAYAK deal was found by Cheapflights users on 9/19. 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.
Tue 10/2710:50 am -
2 stops41h 25m
Thu 11/122:05 pm -
2 stops43h 13m
Deal found 9/19![SWISS logo]()
$942
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:45 pm -
1 stop35h 00m
Mon 11/98:10 pm -
1 stop25h 15m
Deal found 9/19![British Airways logo]()
$827
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:45 pm -
1 stop35h 00m
Fri 11/64:40 pm -
1 stop34h 10m
Deal found 9/19![British Airways logo]()
$877
This FlightHub deal was found by Cheapflights users on 9/19. 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.
Wed 10/288:05 pm -
1 stop27h 35m
Tue 11/109:50 pm -
1 stop29h 20m
Deal found 9/19![Turkish Airlines logo]()
$924
This FlightHub deal was found by Cheapflights users on 9/19. 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.
Thu 10/292:40 pm -
1 stop16h 05m
Mon 11/98:10 pm -
2 stops38h 25m
Deal found 9/19![British Airways logo]()
$887
This British Airways deal was found by Cheapflights users on 9/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/292:40 pm -
1 stop16h 05m
Fri 11/64:40 pm -
1 stop28h 45m
Deal found 9/19![British Airways logo]()
$927
This FlightHub deal was found by Cheapflights users on 9/19. 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.
Fri 10/308:05 pm -
1 stop15h 55m
Tue 11/109:50 pm -
1 stop29h 20m
Deal found 9/19![Turkish Airlines logo]()
$938
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 September 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $795 (KLM) |
Popular in | December |
Cheapest in | April |
Average price | $790 |
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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Seattle to Thessaloniki that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
SeattleThessaloniki
SEA Seattle/Tacoma Intl - SKG Thessaloniki Makedonia
SEASKG
Seattle/Tacoma Intl
Mon 10/26
11:08 am-8:45 pm
2 stops24h 37m
Thessaloniki Makedonia
Tue 11/10
9:35 pm-11:47 am
1 stop24h 12m
$795
SeattleThessaloniki
SEA Seattle/Tacoma Intl - SKG Thessaloniki Makedonia
SEASKG
Seattle/Tacoma Intl
Tue 11/3
10:59 pm-12:50 pm
2 stops27h 51m
Thessaloniki Makedonia
Tue 11/10
9:35 pm-11:47 am
1 stop24h 12m
$801
SeattleThessaloniki
SEA Seattle/Tacoma Intl - SKG Thessaloniki Makedonia
SEASKG
Seattle/Tacoma Intl
Wed 2/17
2:20 pm-8:10 pm
1 stop19h 50m
Thessaloniki Makedonia
Fri 2/26
1:40 pm-11:47 am
1 stop32h 07m
$852
SeattleThessaloniki
SEA Seattle/Tacoma Intl - SKG Thessaloniki Makedonia
SEASKG
Seattle/Tacoma Intl
Fri 2/19
2:20 pm-9:20 pm
1 stop21h 00m
Thessaloniki Makedonia
Mon 3/1
1:40 pm-11:35 am
1 stop31h 55m
$852
SeattleThessaloniki
SEA Seattle/Tacoma Intl - SKG Thessaloniki Makedonia
SEASKG
Seattle/Tacoma Intl
Tue 11/10
10:52 pm-12:50 pm
2 stops27h 58m
Thessaloniki Makedonia
Sat 11/21
1:55 pm-11:47 am
1 stop31h 52m
$852
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Thessaloniki flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Seattle-Thessaloniki flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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.
SEA-SKG
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.
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 22, 2026.
Read through reviews of airlines operating flights from Seattle to Thessaloniki, such as Turkish Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
7.8
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Sep 2026
LAX - IST
Crew
7.8
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Sep 2026
LAX - IST
Crew
7.8
Entertainment
7.5
Boarding
7.3
Comfort
7.3
Food
7.5
Overall
7.4
Reviews
1 / 20
6.0
GoodAnonymous,Sep 2026
LAX - IST
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.
Traveling to a place near Thessaloniki?
Book flights to Thessaloniki if you plan to visit one of these locationsNikiti
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Seattle and Thessaloniki flights
Browse other Seattle and Thessaloniki flight options. Last updated on September 22, 2026.
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Other flights to Thessaloniki
Explore flights to Thessaloniki departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Top 2 airlines flying from Seattle to Thessaloniki
Discover the top 2 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 7,457,451 searches. Data last updated September 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$699 | Average$1,112 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$790 | Average$1,288 | FlexibilityNo cancel fee | On-time76% |