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$514+ Cheap flights from Seattle (SEA) to Serbia

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEG
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Cheap flight deals from Seattle to Serbia

Keep the following information in mind while searching for Seattle to Serbia flight deals. Data was last updated November 26, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$505
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,066
Provider with most accurate pricing for Seattle/Tacoma Intl-Belgrade Nikola Tesla flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Belgrade Nikola Tesla flights.
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From Seattle/Tacoma Intl to Serbia
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Highest demand for flights based on searches. 28% potential increase in price ($382 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Seattle to Serbia

Cheapest flights from Seattle to Serbia
Explore the most affordable flight options available from Seattle to Serbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Air Canada deal was found by Cheapflights users on 11/25. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:10 amSEA - BEG
2 stops17h 20mAir Canada
Fri 1/96:50 amBEG - SEA
2 stops24h 26mAir Canada
Deal found 11/25$957
This Turkish Airlines deal was found by Cheapflights users on 11/25. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 pmSEA - BEG
1 stop15h 25mTurkish Airlines
Fri 1/98:15 pmBEG - SEA
1 stop29h 50mTurkish Airlines
Deal found 11/25$1,124
This Ovago deal was found by Cheapflights users on 11/25. 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.
Thu 12/255:40 pmSEA - BEG
1 stop19h 40mMultiple Airlines
Thu 1/87:05 amBEG - SEA
1 stop17h 35mMultiple Airlines
Deal found 11/25$1,178
This KAYAK deal was found by Cheapflights users on 11/25. 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 12/257:00 pmSEA - BEG
1 stop15h 25mTurkish Airlines
Wed 1/712:30 amBEG - SEA
1 stop25h 35mTurkish Airlines
Deal found 11/25$1,657

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Serbia 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 November 26, 2025.
Use the filters below to find and compare flights from Seattle to Serbia that are best for you.

Fly from

Seattle

Fly to

Serbia

Route

Depart

Return

Price

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Mon 4/27

5:35 pm-12:00 pm

1 stop33h 25m

Belgrade Nikola Tesla

Thu 5/7

12:40 pm-3:50 pm

1 stop36h 10m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 4/29

5:35 pm-12:00 pm

1 stop33h 25m

Belgrade Nikola Tesla

Tue 5/5

6:00 am-3:50 pm

1 stop18h 50m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 4/28

2:05 pm-10:55 pm

1 stop23h 50m

Belgrade Nikola Tesla

Wed 5/6

12:40 pm-3:50 pm

1 stop36h 10m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Mon 4/27

5:35 pm-10:55 pm

1 stop20h 20m

Belgrade Nikola Tesla

Wed 5/6

6:00 am-3:50 pm

1 stop18h 50m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 4/28

2:05 pm-10:55 pm

1 stop23h 50m

Belgrade Nikola Tesla

Thu 5/7

6:00 am-11:35 am

1 stop14h 35m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 4/29

5:35 pm-10:55 pm

1 stop20h 20m

Belgrade Nikola Tesla

Mon 5/4

12:40 pm-3:50 pm

1 stop36h 10m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 4/29

5:35 pm-10:55 pm

1 stop20h 20m

Belgrade Nikola Tesla

Thu 5/7

6:00 am-11:35 am

1 stop14h 35m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 4/28

2:05 pm-10:55 pm

1 stop23h 50m

Belgrade Nikola Tesla

Tue 5/5

6:00 am-11:35 am

1 stop14h 35m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 4/28

2:05 pm-10:55 pm

1 stop23h 50m

Belgrade Nikola Tesla

Fri 5/8

6:00 am-3:50 pm

1 stop18h 50m

$514

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sun 4/26

9:55 pm-12:00 pm

2 stops29h 05m

Belgrade Nikola Tesla

Thu 5/7

12:40 pm-3:50 pm

1 stop36h 10m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 17 results
1
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Best time to book a flight from Seattle to Serbia

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

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

Currently, December is the cheapest month in which you can book a flight from Seattle to Serbia (average of $524). Flying from Seattle to Serbia in June is currently the most expensive (average of $1,098). 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 RS?

Find hourly flight availability from Seattle to Serbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

It’s typically best to fly out from Seattle to Serbia in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Serbia

Get insights into the airlines that provide service to Serbia. 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 Serbia. Reviews last updated November 26, 2025.
Peruse reviews from past customers who have flown with KLM, Turkish Airlines, and Lufthansa from Seattle to Serbia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,423 reviews

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,423 reviews
KLM
7.7
Good
1,423 reviews

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Turkish Airlines
7.3
Good
4,060 reviews
KLM
7.7
Good
1,423 reviews

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,594 reviews
KLM
7.7
Good
1,423 reviews

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Food

7.2

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Serbia. 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 Serbia?

    If you book a flight to Serbia from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Serbia?

    There are many flights that can get you from Seattle to Serbia in 33h 25m. Fly via Delta to get the fastest option. The distance between Seattle and Serbia is about 5666 mi.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Seattle to Serbia (average of $524). Flying from Seattle to Serbia in June is currently the most expensive (average of $1,098). 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 Serbia

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Top 3 airlines flying from Seattle to Serbia

Discover the top 3 airlines that operate flights from Seattle to Serbia. 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$643Average$952FlexibilityNo cancel feeOn-time76%
KLMCheapest$688Average$851FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$747Average$1,045FlexibilityNo cancel feeOn-time77%

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