What is the cheapest airline that flies from Seattle/Tacoma Intl to Thessaloniki Makedonia?

Lufthansa, SWISS, and Turkish Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Thessaloniki Makedonia

What airlines fly to Thessaloniki?

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Thessaloniki from Seattle according to our data. Turkish Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Thessaloniki. Keep in mind that there are 3 different airlines that fly to Thessaloniki on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Seattle to Thessaloniki?

Flights via Munich (MUC) offer the lowest average round-trip price of $1,161.

Which layover airport has the shortest connection time from Seattle to Thessaloniki?

Istanbul (IST) has the shortest average layover time for this route: 3h 30m.

Which layover airport has the shortest travel time from Seattle to Thessaloniki?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 16h 42m.

Which airport is the most popular layover for flights between Seattle and Thessaloniki?

Istanbul (IST) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

The number of operators available for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport is 3 as of August 2025.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport.

What documentation or ID do you need to fly to Thessaloniki Makedonia Airport?

The travel and health documents you'll need for your trip to Thessaloniki Makedonia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thessaloniki Makedonia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$355 Cheap Flights from Seattle to Thessaloniki (SEA-SKG) in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Seattle to Thessaloniki (SEA-SKG)

Round-trip

One-way

Cheap round-trip flights

2:29 pm - 12:30 pmSEA-SKG

36h 01m2 stops

7:00 pm - 11:55 amSKG-SEA

26h 55m1 stop

$695

Find Deal

Mon, Sep 22 - Wed, Oct 15

3:19 pm - 12:30 pmSEA-SKG

35h 11m2 stops

1:25 pm - 6:49 pmSKG-SEA

39h 24m2 stops

$700

Find Deal

Mon, Sep 22 - Wed, Oct 15

6:05 am - 1:35 pmSEA-SKG

21h 30m2 stops

1:55 pm - 11:35 amSKG-SEA

31h 40m1 stop

$713British Airways

Find Deal

Wed, Sep 17 - Wed, Sep 24

6:05 am - 1:35 pmSEA-SKG

21h 30m2 stops

1:55 pm - 11:35 amSKG-SEA

31h 40m1 stop

$714British Airways

Find Deal

Wed, Sep 17 - Wed, Sep 24

5:40 pm - 11:05 amSEA-SKG

31h 25m1 stop

9:10 pm - 4:05 pmSKG-SEA

28h 55m1 stop

$729KLM

Find Deal

Wed, Sep 17 - Wed, Sep 24

7:15 pm - 5:55 pmSEA-SKG

36h 40m2 stops

7:00 pm - 11:55 amSKG-SEA

26h 55m1 stop

$739Lufthansa

Find Deal

Sun, Oct 12 - Sun, Oct 19

7:10 pm - 8:25 pmSEA-SKG

15h 15m1 stop

9:35 am - 5:15 pmSKG-SEA

17h 40m1 stop

$751Turkish Airlines

Find Deal

Mon, Sep 22 - Wed, Oct 15

5:40 pm - 1:30 pmSEA-SKG

33h 50m1 stop

2:15 pm - 4:05 pmSKG-SEA

35h 50m1 stop

$754KLM

Find Deal

Sun, Oct 12 - Sun, Oct 19

6:05 am - 11:25 amSEA-SKG

43h 20m2 stops

12:25 pm - 11:35 amSKG-SEA

33h 10m1 stop

$778British Airways

Find Deal

Thu, Sep 18 - Tue, Sep 23

3:10 pm - 11:15 pmSEA-SKG

22h 05m1 stop

8:10 am - 1:20 pmSKG-SEA

15h 10m1 stop

$852Lufthansa

Find Deal

Fri, Dec 5 - Wed, Dec 10

British Airways flights from Seattle to Thessaloniki

Our best British Airways deals on Seattle to Thessaloniki flight tickets

British Airways

Sep 17

SEA6:05 amSeattle/Tacoma Intl

21h 30m

2 stops

SKG1:35 pmThessaloniki Makedonia

Sep 24

SKG1:55 pmThessaloniki Makedonia

31h 40m

1 stop

SEA11:35 amSeattle/Tacoma Intl

$713

Find similar

British Airways

Sep 17

SEA6:05 amSeattle/Tacoma Intl

21h 30m

2 stops

SKG1:35 pmThessaloniki Makedonia

Sep 24

SKG1:55 pmThessaloniki Makedonia

31h 40m

1 stop

SEA11:35 amSeattle/Tacoma Intl

$714

Find similar

British Airways

Sep 18

SEA6:05 amSeattle/Tacoma Intl

43h 20m

2 stops

SKG11:25 amThessaloniki Makedonia

Sep 23

SKG12:25 pmThessaloniki Makedonia

33h 10m

1 stop

SEA11:35 amSeattle/Tacoma Intl

$778

Find similar

KLM flights from Seattle to Thessaloniki

Our best KLM deals on Seattle to Thessaloniki flight tickets

KLM

Sep 17

SEA5:40 pmSeattle/Tacoma Intl

31h 25m

1 stop

SKG11:05 amThessaloniki Makedonia

Sep 24

SKG9:10 pmThessaloniki Makedonia

28h 55m

1 stop

SEA4:05 pmSeattle/Tacoma Intl

$729

Find similar

KLM

Oct 12

SEA5:40 pmSeattle/Tacoma Intl

33h 50m

1 stop

SKG1:30 pmThessaloniki Makedonia

Oct 19

SKG2:15 pmThessaloniki Makedonia

35h 50m

1 stop

SEA4:05 pmSeattle/Tacoma Intl

$754

Find similar

Fly from

Fly to

Route

Depart

Return

Price

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-11:55 am

1 stop26h 55m

$695

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 9/22

3:19 pm-12:30 pm

2 stops35h 11m

Thessaloniki Makedonia

Wed 10/15

1:25 pm-6:49 pm

2 stops39h 24m

$700

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Wed 9/17

6:05 am-1:35 pm

2 stops21h 30m

Thessaloniki Makedonia

Wed 9/24

1:55 pm-11:35 am

1 stop31h 40m

$713

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Wed 9/17

6:05 am-1:35 pm

2 stops21h 30m

Thessaloniki Makedonia

Wed 9/24

1:55 pm-11:35 am

1 stop31h 40m

$714

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Wed 9/17

5:40 pm-11:05 am

1 stop31h 25m

Thessaloniki Makedonia

Wed 9/24

9:10 pm-4:05 pm

1 stop28h 55m

$729

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sun 10/12

7:15 pm-5:55 pm

2 stops36h 40m

Thessaloniki Makedonia

Sun 10/19

7:00 pm-11:55 am

1 stop26h 55m

$739

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Mon 9/22

7:10 pm-8:25 pm

1 stop15h 15m

Thessaloniki Makedonia

Wed 10/15

9:35 am-5:15 pm

1 stop17h 40m

$751

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Sun 10/12

5:40 pm-1:30 pm

1 stop33h 50m

Thessaloniki Makedonia

Sun 10/19

2:15 pm-4:05 pm

1 stop35h 50m

$754

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Thu 9/18

6:05 am-11:25 am

2 stops43h 20m

Thessaloniki Makedonia

Tue 9/23

12:25 pm-11:35 am

1 stop33h 10m

$778

SeattleThessaloniki

SEA - SKG

SEASKG

Seattle/Tacoma Intl

Fri 12/5

3:10 pm-11:15 pm

1 stop22h 05m

Thessaloniki Makedonia

Wed 12/10

8:10 am-1:20 pm

1 stop15h 10m

$852

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Thessaloniki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Thessaloniki?

In general, April is the cheapest month to fly from Seattle to Thessaloniki. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $738. If you aren’t able to travel during the month of April, then book flights to Thessaloniki from Seattle during March instead. Flights to Thessaloniki in March, while not as cheap as those in April, still average around $777.

What is the cheapest day to depart on your flight to Thessaloniki?

Our data shows that Tuesday is the least expensive day to fly to Thessaloniki. Tickets to fly out on this day can be as low as $779. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,280.

What is the cheapest time of day to depart on your flight to Thessaloniki?

Our most recent data shows that the best time of day to fly to Thessaloniki is in the afternoon. Flights from Seattle to Thessaloniki during this time can be as low as $1,043. At noon is when there is more demand to fly to Thessaloniki, so prices are often more expensive at around $1,280 per ticket.

When to book flights from Seattle to Thessaloniki

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Thessaloniki according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Thessaloniki (SEA to SKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Thessaloniki

Direct flights	None

There are no direct flights from Seattle to Thessaloniki. There are no popular flight routes from Seattle to Thessaloniki.

Search flight deals

How far is Seattle/Tacoma Intl to Thessaloniki Makedonia by plane?
Thessaloniki Makedonia is 5974.2 mi away from Seattle/Tacoma Intl. Flights usually cover this in 13h 55m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport is 3 as of August 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport.
What documentation or ID do you need to fly to Thessaloniki Makedonia Airport?
The travel and health documents you'll need for your trip to Thessaloniki Makedonia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thessaloniki Makedonia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Seattle to Thessaloniki?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Seattle to Thessaloniki is Turkish Airlines (55% of total bookings). The next most popular airlines are Lufthansa (29%) and KLM (16%).

Best airlines flying from Seattle to Thessaloniki

Compare and see reviews for airlines that fly from Seattle to Thessaloniki with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $627	Free Cancellation	Rating 7.8 1,382 reviews	Search KLM flights
Lufthansa	PriceFrom $690	Free Cancellation	Rating 6.8 7,368 reviews	Search Lufthansa flights
Turkish Airlines	PriceFrom $777	Free Cancellation	Rating 7.3 3,955 reviews	Search Turkish Airlines flights

Nikiti

Pefkochori

Kallithea

Sarti

Paralia

Afytos

Polychrono

Ammouliani

Loutraki

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Thessaloniki?

Finding the right flight to Thessaloniki from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Thessaloniki quick and easy, saving you time and money.

Can I find flights from Seattle to Thessaloniki with flexible booking policies on momondo?

Yes. All flights to Thessaloniki from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Thessaloniki?

Once all potential Seattle to Thessaloniki flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Thessaloniki right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Thessaloniki flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Thessaloniki trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 9/2

Tue 9/9

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Greece

Fly your favorite airline to Thessaloniki

Popular cities in Greece

Flights to Athensfrom $333

Flights to Heraklionfrom $445

Flights to Therafrom $474

Flights to Rhodesfrom $499

Flights to Chaniafrom $522

Flights to Mykonosfrom $503

Flights to Argostolifrom $611

Flights to Prévezafrom $603

Flights to Parikiafrom $722

Flights to Naxosfrom $842

Flights to Mytilenefrom $666

Flights to Skiathosfrom $763

Cheap flights from Seattle to Thessaloniki from $355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Thessaloniki departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Seattle to Thessaloniki (SEA-SKG)

Cheap round-trip flights

Cheap one-way flights

British Airways flights from Seattle to Thessaloniki

Our best British Airways deals on Seattle to Thessaloniki flight tickets

KLM flights from Seattle to Thessaloniki

Our best KLM deals on Seattle to Thessaloniki flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Thessaloniki that are best for you.

See travel insights to Thessaloniki from

How to get the cheapest flight ticket from Seattle to Thessaloniki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Thessaloniki?

What is the cheapest day to depart on your flight to Thessaloniki?

What is the cheapest time of day to depart on your flight to Thessaloniki?

What is the cheapest airline that flies from Seattle/Tacoma Intl to Thessaloniki Makedonia?

Lufthansa, SWISS, and Turkish Airlines are the most popular carriers operating from Seattle/Tacoma Intl to Thessaloniki Makedonia

What airlines fly to Thessaloniki?

Which airport is the most popular layover for flights between Seattle and Thessaloniki?

Istanbul (IST) was the most common stop: 86% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Seattle to Thessaloniki?

Flights via Munich (MUC) offer the lowest average round-trip price of $1,161.

Which layover airport has the shortest travel time from Seattle to Thessaloniki?

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 16h 42m.

Which layover airport has the shortest connection time from Seattle to Thessaloniki?

Istanbul (IST) has the shortest average layover time for this route: 3h 30m.

When to book flights from Seattle to Thessaloniki

Cheap Seattle to Thessaloniki (SEA to SKG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Thessaloniki

Direct flights

How far is Seattle/Tacoma Intl to Thessaloniki Makedonia by plane?

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Thessaloniki Makedonia Airport?

What documentation or ID do you need to fly to Thessaloniki Makedonia Airport?

What is the most popular airline from Seattle to Thessaloniki?

Best airlines flying from Seattle to Thessaloniki

Compare and see reviews for airlines that fly from Seattle to Thessaloniki with momondo

Traveling to a place near Thessaloniki?

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Thessaloniki?

Can I find flights from Seattle to Thessaloniki with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Thessaloniki?

I’m not ready to book a flight from Seattle to Thessaloniki right now. Can momondo alert me if prices change?

An easier way to manage your Thessaloniki trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Greece

Fly your favorite airline to Thessaloniki

Airlines are sorted and displayed according to clicks in the past 7 days on momondo