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Belgrade

$454+ Cheap flights from Seattle (SEA) to Belgrade (BEG)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEG
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Seattle to Belgrade

Cheapest flights from Seattle to Belgrade
Explore the most affordable flight options available from Seattle to Belgrade. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This FlightHub deal was found by Cheapflights users on 1/27. 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 4/266:50 pm
SEA
-
BEG
1 stop12h 40m
Multiple Airlines
Tue 5/59:15 am
BEG
-
SEA
2 stops18h 15m
Multiple Airlines
Deal found 1/27$542
This KLM deal was found by Cheapflights users on 1/27. 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.
Sun 4/265:30 pm
SEA
-
BEG
1 stop33h 30m
KLM
Tue 5/56:15 am
BEG
-
SEA
1 stop19h 15m
KLM
Deal found 1/27$549
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:05 pm
SEA
-
BEG
1 stop23h 20m
Delta
Tue 3/106:05 am
BEG
-
SEA
1 stop14h 30m
Delta
Deal found 1/28$551
This KLM deal was found by Cheapflights users on 1/28. 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 2/257:10 am
SEA
-
BEG
2 stops19h 45m
KLM
Tue 3/1012:35 pm
BEG
-
SEA
1 stop32h 00m
KLM
Deal found 1/28$552
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:10 am
SEA
-
BEG
2 stops31h 15m
Delta
Sat 3/76:05 am
BEG
-
SEA
1 stop14h 30m
Delta
Deal found 1/28$556
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:00 pm
SEA
-
BEG
2 stops35h 30m
Multiple Airlines
Mon 5/44:55 pm
BEG
-
SEA
1 stop28h 25m
Multiple Airlines
Deal found 1/28$564
This Air Canada deal was found by Cheapflights users on 1/28. 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 2/258:00 am
SEA
-
BEG
2 stops24h 05m
Multiple Airlines
Tue 3/106:10 am
BEG
-
SEA
3 stops24h 47m
Multiple Airlines
Deal found 1/28$569
This Turkish Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 2/2610:55 am
SEA
-
BEG
2 stops23h 30m
Multiple Airlines
Sat 3/79:00 am
BEG
-
SEA
2 stops22h 41m
Multiple Airlines
Deal found 1/28$575
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/195:50 am
SEA
-
BEG
2 stops25h 40m
Multiple Airlines
Sun 5/35:50 am
BEG
-
SEA
1 stop15h 30m
Multiple Airlines
Deal found 1/28$582

Find flight deals from Seattle to Belgrade

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Belgrade (BEG). 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$542
(FlightHub)

One-way from

$454
(Delta)

Popular in

July

Cheapest in

February

Average price

$752
Provider with most accurate pricing for Seattle/Tacoma Intl-Belgrade Nikola Tesla flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Belgrade Nikola Tesla flights.
Search Deals
From Seattle/Tacoma Intl to Belgrade Nikola Tesla
Search Deals
One-way flight from Seattle/Tacoma Intl to Belgrade Nikola Tesla
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($236 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Belgrade 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 January 29, 2026.
Use the filters below to find and compare flights from Seattle to Belgrade that are best for you.

Fly from

Seattle

Fly to

Belgrade

Route

Depart

Return

Price

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sun 4/26

6:50 pm-4:30 pm

1 stop12h 40m

Belgrade Nikola Tesla

Tue 5/5

9:15 am-6:30 pm

2 stops18h 15m

$542

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sun 4/26

5:30 pm-12:00 pm

1 stop33h 30m

Belgrade Nikola Tesla

Tue 5/5

6:15 am-4:30 pm

1 stop19h 15m

$549

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 2/26

3:05 pm-11:25 pm

1 stop23h 20m

Belgrade Nikola Tesla

Sat 3/7

6:05 am-11:35 am

1 stop14h 30m

$551

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 2/25

3:05 pm-11:25 pm

1 stop23h 20m

Belgrade Nikola Tesla

Tue 3/10

6:05 am-12:35 pm

1 stop14h 30m

$551

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 2/25

7:10 am-11:55 am

2 stops19h 45m

Belgrade Nikola Tesla

Tue 3/10

12:35 pm-12:35 pm

1 stop32h 00m

$552

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sat 2/28

9:55 pm-11:25 pm

2 stops40h 30m

Belgrade Nikola Tesla

Tue 3/10

6:05 am-12:35 pm

1 stop14h 30m

$556

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 2/25

8:00 am-5:05 pm

2 stops24h 05m

Belgrade Nikola Tesla

Tue 3/10

6:10 am-10:57 pm

3 stops24h 47m

$569

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 3/4

7:10 am-11:55 am

2 stops19h 45m

$454

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 3/4

3:10 pm-12:45 pm

1 stop12h 35m

$454

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 3/4

8:00 am-1:45 pm

2 stops20h 45m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 15 results
1
2

Compare providers for flights from Seattle to Belgrade

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 Belgrade in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice 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-Belgrade flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Belgrade flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Belgrade flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Belgrade flights, Cheapflights users trust FlightHub the most. FlightHub 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-Belgrade 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 Belgrade

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

How far ahead should I book a flight from Seattle to Belgrade?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Belgrade. Price data was last updated on January 23, 2026.

The price you pay for your flight from Seattle to Belgrade may vary depending on when you book. For the best chance of a lower fare, look to book 44 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, December is the cheapest month in which you can book a flight from Seattle to Belgrade (average of $524). Flying from Seattle to Belgrade in November is currently the most expensive (average of $1,073). 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.

Reviews of airlines servicing Belgrade

Get insights into the airlines that provide service to Belgrade. 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 Belgrade. Reviews last updated January 29, 2026.
See what other customers who have flown with KLM, Turkish Airlines, and Lufthansa from Seattle to Belgrade have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,443 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,443 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Turkish Airlines
7.3
Good
4,208 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,756 reviews
KLM
7.7
Good
1,443 reviews

Overall

7.7

Food

7.3

Boarding

7.8

Comfort

7.6

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

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

    For as low as $551, KLM can have you in Belgrade from Seattle in 23h 20m. There are 5666 mi between Seattle and Belgrade. 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 Belgrade round-trip?

    According to our current data, Lufthansa ($580), KLM ($688), and Turkish Airlines ($728) offers the cheapest pricing from Seattle to Belgrade. These flights start at 39% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Seattle to Belgrade (average of $524). Flying from Seattle to Belgrade in November is currently the most expensive (average of $1,073). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Belgrade

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Belgrade flights

Top 3 airlines flying from Seattle to Belgrade

Discover the top 3 airlines that operate flights from Seattle to Belgrade. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$580Average$918FlexibilityNo cancel feeOn-time76%
KLMCheapest$688Average$851FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$728Average$1,009FlexibilityNo cancel feeOn-time77%

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