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$348+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEG
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Belgrade Nikola Tesla are usually found in November or February, booked 41 days in advance, depart on a Monday or Wednesday and return on a Monday

Cheap 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 September 17, 2025.

Round-trip from

$596
(Trip.com)

One-way from

$348
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$932
From Seattle/Tacoma Intl to Belgrade Nikola Tesla
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One-way flight from Seattle/Tacoma Intl to Belgrade Nikola Tesla
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Highest demand for flights based on searches. 22% potential increase in price ($280 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 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 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 September 17, 2025.

This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/63:45 pmSEA - BEG
2 stops22h 20mMultiple Airlines
Sat 10/186:30 amBEG - SEA
2 stops23h 10mMultiple Airlines
Deal found 9/16$596
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Thu 10/303:35 pmSEA - BEG
2 stops24h 00mMultiple Airlines
Thu 11/66:05 amBEG - SEA
2 stops19h 55mMultiple Airlines
Deal found 9/15$660
This FlightHub deal was found by Cheapflights users on 9/16. 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.
Tue 9/3012:30 pmSEA - BEG
1 stop17h 40mTurkish Airlines
Tue 10/144:00 pmBEG - SEA
1 stop34h 15mTurkish Airlines
Deal found 9/16$690
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:45 pmSEA - BEG
2 stops21h 35mMultiple Airlines
Mon 10/206:50 amBEG - SEA
2 stops20h 00mMultiple Airlines
Deal found 9/14$695
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Mon 10/207:10 pmSEA - BEG
1 stop28h 20mTurkish Airlines
Mon 11/109:00 amBEG - SEA
1 stop17h 05mTurkish Airlines
Deal found 9/15$718
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:00 pmSEA - BEG
1 stop34h 25mTurkish Airlines
Thu 11/69:00 amBEG - SEA
1 stop17h 05mTurkish Airlines
Deal found 9/15$719
This FlightHub deal was found by Cheapflights users on 9/16. 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 10/1612:30 pmSEA - BEG
1 stop22h 05mTurkish Airlines
Mon 10/279:00 amBEG - SEA
1 stop17h 05mTurkish Airlines
Deal found 9/16$727
This FlightHub deal was found by Cheapflights users on 9/15. 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.
Tue 10/2112:30 pmSEA - BEG
1 stop22h 05mTurkish Airlines
Mon 11/109:00 amBEG - SEA
1 stop17h 05mTurkish Airlines
Deal found 9/15$748
This Ovago deal was found by Cheapflights users on 9/15. 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 10/207:10 pmSEA - BEG
1 stop28h 20mTurkish Airlines
Tue 11/118:15 pmBEG - SEA
1 stop29h 50mTurkish Airlines
Deal found 9/15$750

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 September 17, 2025.
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

Mon 10/13

3:45 pm-10:20 pm

2 stops21h 35m

Belgrade Nikola Tesla

Mon 10/20

6:50 am-5:50 pm

2 stops20h 00m

$695

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 10/8

7:10 pm-3:10 pm

1 stop35h 00m

Belgrade Nikola Tesla

Fri 10/17

4:00 pm-5:15 pm

1 stop34h 15m

$783

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 10/22

7:10 pm-7:35 pm

1 stop15h 25m

Belgrade Nikola Tesla

Tue 11/11

3:15 pm-5:05 pm

1 stop34h 50m

$783

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Mon 10/6

7:10 pm-7:35 pm

1 stop15h 25m

Belgrade Nikola Tesla

Wed 10/15

8:25 pm-10:35 am

1 stop23h 10m

$784

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 10/7

7:10 pm-8:30 am

1 stop28h 20m

Belgrade Nikola Tesla

Wed 10/15

8:25 pm-10:35 am

1 stop23h 10m

$793

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Tue 10/7

7:10 pm-3:10 pm

1 stop35h 00m

Belgrade Nikola Tesla

Thu 10/16

4:00 pm-5:15 pm

1 stop34h 15m

$793

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 10/9

12:30 pm-3:10 pm

1 stop17h 40m

Belgrade Nikola Tesla

Tue 10/21

8:25 pm-5:15 pm

1 stop29h 50m

$793

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Wed 10/8

7:10 pm-3:10 pm

1 stop35h 00m

Belgrade Nikola Tesla

Wed 10/15

8:25 pm-10:35 am

1 stop23h 10m

$793

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 10/9

7:10 pm-7:35 pm

1 stop15h 25m

Belgrade Nikola Tesla

Thu 10/16

9:20 am-5:15 pm

1 stop16h 55m

$793

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 10/9

7:10 pm-8:30 am

1 stop28h 20m

Belgrade Nikola Tesla

Wed 10/15

9:20 am-10:35 am

1 stop34h 15m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 20 results
1
2

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 September 12, 2025.

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 40 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, January is the cheapest month in which you can book a flight from Seattle to Belgrade (average of $688). Flying from Seattle to Belgrade in June is currently the most expensive (average of $1,173). 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 BEG?

Find hourly flight availability from Seattle to Belgrade. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Seattle to Belgrade in the evening. Doing so could potentially save you 19% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 September 17, 2025.
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
7.8
Good
1,386 reviews

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

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
1,386 reviews
KLM
7.8
Good
1,386 reviews

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

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
3,965 reviews
KLM
7.8
Good
1,386 reviews

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

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
1,386 reviews

Entertainment

7.2

Overall

7.8

Boarding

7.8

Comfort

7.7

Crew

8.4

Food

7.3

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 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 $783, Turkish Airlines can have you in Belgrade from Seattle in 35h. There are 5666 mi between Seattle and Belgrade.

  • What are the cheapest airlines flying from Seattle to Belgrade round-trip?

    According to our current data, Lufthansa ($646), KLM ($688), and Turkish Airlines ($747) offers the cheapest pricing from Seattle to Belgrade. These flights start at 31% 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, January is the cheapest month in which you can book a flight from Seattle to Belgrade (average of $688). Flying from Seattle to Belgrade in June is currently the most expensive (average of $1,173). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$646Average$939FlexibilityNo cancel feeOn-time76%
KLMCheapest$688Average$851FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$747Average$1,009FlexibilityNo cancel feeOn-time77%

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