$255+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEG
Mar 6 — Mar 131
1 adult, Economy
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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
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Cheapest flights from Seattle to BelgradeExplore 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 February 4, 2026.
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 February 4, 2026.
This Justfly.com deal was found by Cheapflights users on 2/3. 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 Justfly.com 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 2/3![Multiple Airlines logo]()
$542
This FlightHub deal was found by Cheapflights users on 2/1. 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 4/296:50 pm
SEA
- BEG
1 stop12h 40m
Lufthansa
Wed 5/131:05 pm
BEG
- SEA
1 stop12h 54m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$548
This KLM deal was found by Cheapflights users on 2/3. 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 25m
KLM
Tue 5/56:15 am
BEG
- SEA
1 stop19h 15m
KLM
Deal found 2/3![KLM logo]()
$549
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 4/261:45 pm
SEA
- BEG
1 stop24h 10m
Delta
Mon 5/1112:35 pm
BEG
- SEA
1 stop32h 07m
Delta
Deal found 2/1![Delta logo]()
$550
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 3/410:55 am
SEA
- BEG
2 stops36h 15m
Turkish Airlines
Wed 3/118:15 pm
BEG
- SEA
2 stops30h 48m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$551
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 4/266:00 am
SEA
- BEG
2 stops20h 55m
Delta
Wed 5/136:15 am
BEG
- SEA
1 stop19h 15m
Delta
Deal found 2/1![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 2/3. 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 3/47:10 am
SEA
- BEG
2 stops19h 45m
Delta
Wed 3/116:05 am
BEG
- SEA
1 stop14h 30m
Delta
Deal found 2/3![Delta logo]()
$556
This Air Canada deal was found by Cheapflights users on 2/1. 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 4/298:00 am
SEA
- BEG
2 stops23h 30m
Air Canada
Tue 5/126:15 am
BEG
- SEA
2 stops46h 22m
Air Canada
Deal found 2/1![Air Canada logo]()
$562
This Lufthansa deal was found by Cheapflights users on 2/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:24 pm
SEA
- BEG
2 stops17h 06m
Lufthansa
Wed 5/131:05 pm
BEG
- SEA
2 stops18h 37m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$564
Best flights from Seattle to BelgradeDiscover carefully curated flight deals from Seattle to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Seattle to Belgrade that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This KLM deal was found by Cheapflights users on 2/3. 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 25m
KLM
Tue 5/56:15 am
BEG
- SEA
1 stop19h 15m
KLM
Deal found 2/3![KLM logo]()
$549
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 4/261:45 pm
SEA
- BEG
1 stop13h 10m
Delta
Wed 5/136:15 am
BEG
- SEA
1 stop19h 15m
Delta
Deal found 2/1![Delta logo]()
$550
This Lufthansa deal was found by Cheapflights users on 2/1. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/282:24 pm
SEA
- BEG
2 stops17h 06m
Lufthansa
Wed 5/131:05 pm
BEG
- SEA
1 stop12h 54m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$554
This KLM deal was found by Cheapflights users on 2/1. 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 4/281:45 pm
SEA
- BEG
1 stop24h 10m
KLM
Wed 5/136:15 am
BEG
- SEA
1 stop19h 15m
KLM
Deal found 2/1![KLM logo]()
$550
This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 4/281:45 pm
SEA
- BEG
1 stop24h 10m
Delta
Mon 5/1112:35 pm
BEG
- SEA
1 stop32h 07m
Delta
Deal found 2/1![Delta logo]()
$550
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 4/261:45 pm
SEA
- BEG
1 stop24h 10m
Delta
Mon 5/1112:35 pm
BEG
- SEA
1 stop32h 07m
Delta
Deal found 2/1![Delta logo]()
$550
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 4/261:45 pm
SEA
- BEG
1 stop24h 10m
Delta
Tue 5/126:15 am
BEG
- SEA
1 stop14h 27m
Delta
Deal found 2/1![Delta logo]()
$550
This Delta deal was found by Cheapflights users on 2/1. 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 4/297:15 am
SEA
- BEG
2 stops19h 40m
Delta
Wed 5/136:15 am
BEG
- SEA
1 stop14h 27m
Delta
Deal found 2/1![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 4/287:15 am
SEA
- BEG
2 stops19h 40m
Delta
Tue 5/126:15 am
BEG
- SEA
1 stop19h 15m
Delta
Deal found 2/1![Delta logo]()
$554
This Delta deal was found by Cheapflights users on 2/2. 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 3/47:10 am
SEA
- BEG
2 stops19h 45m
Delta
Wed 3/116:05 am
BEG
- SEA
1 stop14h 30m
Delta
Deal found 2/2![Delta logo]()
$556
Last-minute flights from Seattle to BelgradeDiscover last-minute flight deals from Seattle to Belgrade. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Belgrade. Data last updated February 4, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 2/3. 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.
Tue 3/37:00 pm
SEA
- BEG
1 stop28h 10m
Turkish Airlines
Tue 4/78:25 pm
BEG
- SEA
1 stop29h 50m
Turkish Airlines
Deal found 2/3![Turkish Airlines logo]()
$610
This oojo deal was found by Cheapflights users on 2/2. 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.
Wed 3/410:55 am
SEA
- BEG
2 stops36h 15m
Turkish Airlines
Wed 3/118:15 pm
BEG
- SEA
2 stops30h 48m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$551
This Delta deal was found by Cheapflights users on 2/3. 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 3/47:10 am
SEA
- BEG
2 stops19h 45m
Delta
Wed 3/116:05 am
BEG
- SEA
1 stop14h 30m
Delta
Deal found 2/3![Delta logo]()
$556
This KAYAK deal was found by Cheapflights users on 2/3. 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.
Wed 3/412:32 pm
SEA
- BEG
2 stops21h 38m
SWISS
Wed 3/119:40 am
BEG
- SEA
2 stops21h 05m
SWISS
Deal found 2/3![SWISS logo]()
$565
This Air France deal was found by Cheapflights users on 2/3. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:10 pm
SEA
- BEG
1 stop24h 45m
Multiple Airlines
Wed 3/1112:35 pm
BEG
- SEA
1 stop32h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 2/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:55 am
SEA
- BEG
2 stops27h 55m
United Airlines
Sun 3/81:50 pm
BEG
- SEA
2 stops40h 55m
United Airlines
Deal found 2/3![United Airlines logo]()
$592
This Turkish Airlines deal was found by Cheapflights users on 2/2. 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 3/410:55 am
SEA
- BEG
2 stops42h 30m
Turkish Airlines
Sun 3/83:15 pm
BEG
- SEA
1 stop34h 50m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$631
This Trip.com deal was found by Cheapflights users on 2/2. 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.
Thu 3/198:00 pm
SEA
- BEG
1 stop15h 25m
Turkish Airlines
Thu 3/263:15 pm
BEG
- SEA
1 stop34h 50m
Turkish Airlines
Deal found 2/2![Turkish Airlines logo]()
$656
One-way flights from Seattle to BelgradeSearch for one-way flight options from Seattle to Belgrade. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Seattle to Belgrade. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/77:00 pm
SEA
- BEG
2 stops31h 30m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:00 pm
SEA
- BEG
2 stops55h 30m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:00 pm
SEA
- BEG
2 stops56h 25m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:40 pm
SEA
- BEG
3 stops34h 10m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$298
This Trip.com deal was found by Cheapflights users on 2/3. 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.
Tue 5/53:40 pm
SEA
- BEG
2 stops20h 00m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/252:35 pm
SEA
- BEG
3 stops34h 40m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$302
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 pm
SEA
- BEG
3 stops40h 35m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/37:00 pm
SEA
- BEG
2 stops31h 30m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$307
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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $542 (Justfly.com) |
One-way from | $255 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $682 |
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 February 4, 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
5:30 pm-11:55 am
1 stop33h 25m
Belgrade Nikola Tesla
Tue 5/5
6:15 am-4:30 pm
1 stop19h 15m
$549
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Sun 4/26
1:45 pm-11:55 am
1 stop13h 10m
Belgrade Nikola Tesla
Wed 5/13
6:15 am-4:30 pm
1 stop19h 15m
$550
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Tue 4/28
1:45 pm-10:55 pm
1 stop24h 10m
Belgrade Nikola Tesla
Wed 5/13
6:15 am-4:30 pm
1 stop19h 15m
$550
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Tue 4/28
1:45 pm-10:55 pm
1 stop24h 10m
Belgrade Nikola Tesla
Mon 5/11
12:35 pm-11:42 am
1 stop32h 07m
$550
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Sun 4/26
1:45 pm-10:55 pm
1 stop24h 10m
Belgrade Nikola Tesla
Mon 5/11
12:35 pm-11:42 am
1 stop32h 07m
$550
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Sun 4/26
1:45 pm-10:55 pm
1 stop24h 10m
Belgrade Nikola Tesla
Tue 5/12
6:15 am-11:42 am
1 stop14h 27m
$550
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Tue 4/28
2:24 pm-4:30 pm
2 stops17h 06m
Belgrade Nikola Tesla
Wed 5/13
1:05 pm-4:59 pm
1 stop12h 54m
$554
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Wed 4/29
7:15 am-11:55 am
2 stops19h 40m
Belgrade Nikola Tesla
Wed 5/13
6:15 am-11:42 am
1 stop14h 27m
$554
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Tue 4/28
7:15 am-11:55 am
2 stops19h 40m
Belgrade Nikola Tesla
Tue 5/12
6:15 am-4:30 pm
1 stop19h 15m
$554
SeattleBelgrade
SEA - BEG
SEABEG
Seattle/Tacoma Intl
Wed 3/4
7:10 am-11:55 am
2 stops19h 45m
Belgrade Nikola Tesla
Wed 3/11
6:05 am-12:35 pm
1 stop14h 30m
$556
Showing 1-10 of 17 results
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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SEA-BEG
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
Prices
More
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 30, 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.
How much does it cost to fly round-trip from Seattle to Belgrade?
What’s the top layover airport for flights from Seattle to Belgrade?
Share of 1-stop round-trip flights from Seattle to Belgrade chosen by Cheapflights users in the past 12 months, using the same layover each way.
Frankfurt am Main (FRA) – chosen by Cheapflights users on 67% of 1-stop itineraries from Seattle to Belgrade on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to Belgrade?
Average round-trip fare for 1-stop flights from Seattle to Belgrade, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $918.
What’s the fastest layover option from Seattle to Belgrade?
Shortest average travel time for 1-stop one-way flights from Seattle to Belgrade, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Frankfurt am Main (FRA) have the shortest average one-way travel time for 1-stop routes: 13h 50m.
Which airport typically offers the quickest layover for flights from Seattle to Belgrade?
Average layover duration for 1-stop one-way flights from Seattle to Belgrade, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 2h 13m.
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 February 4, 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.
Entertainment
7.1
Boarding
7.8
Comfort
7.6
Crew
8.4
Overall
7.7
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Entertainment
7.1
Boarding
7.8
Comfort
7.6
Crew
8.4
Overall
7.7
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Entertainment
7.1
Boarding
7.8
Comfort
7.6
Crew
8.4
Overall
7.7
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Entertainment
7.1
Boarding
7.8
Comfort
7.6
Crew
8.4
Overall
7.7
Food
7.3
Reviews
1 / 20
10.0
ExcellentSnapyou,Jan 2026
TPA - LHR
Related info for your journey
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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 February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$580 | Average$918 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$616 | Average$977 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$688 | Average$851 | FlexibilityNo cancel fee | On-time75% |