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Cheap flights from Seattle to Belgrade from $420

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 Belgrade departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Belgrade

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
3:05 pm - 11:25 pmSEA-BEG
23h 20m1 stop
KLM Logo
12:35 pm - 11:50 amBEG-SEA
32h 15m1 stop
$547KLM
Find Deal
mar., dic. 2 - mar., dic. 9
Delta Logo
7:10 am - 11:25 pmSEA-BEG
31h 15m2 stops
Delta Logo
6:05 am - 11:50 amBEG-SEA
14h 45m1 stop
$552Delta
Find Deal
mar., dic. 2 - mar., dic. 9
United Airlines Logo
7:34 pm - 12:50 pmSEA-BEG
32h 16m2 stops
United Airlines Logo
6:10 am - 11:15 pmBEG-SEA
26h 05m3 stops
$587United Airlines
Find Deal
mar., dic. 2 - mar., dic. 9
Multiple Airlines Logo
2:00 pm - 5:05 pmSEA-BEG
18h 05m2 stops
Multiple Airlines Logo
8:05 pm - 9:12 pmBEG-SEA
34h 07m2 stops
$692Multiple Airlines
Find Deal
jue., ene. 1 - dom., ene. 11
Multiple Airlines Logo
10:53 am - 8:50 amSEA-BEG
36h 57m2 stops
Multiple Airlines Logo
6:15 am - 12:10 pmBEG-SEA
14h 55m1 stop
$712Multiple Airlines
Find Deal
mié., nov. 19 - lun., dic. 15
Turkish Airlines Logo
7:10 pm - 7:30 pmSEA-BEG
15h 20m1 stop
Turkish Airlines Logo
8:20 pm - 5:15 pmBEG-SEA
29h 55m1 stop
$730Turkish Airlines
Find Deal
dom., abr. 26 - mar., may. 5
Turkish Airlines Logo
7:10 pm - 3:20 pmSEA-BEG
35h 10m1 stop
Turkish Airlines Logo
8:20 pm - 5:15 pmBEG-SEA
29h 55m1 stop
$740Turkish Airlines
Find Deal
dom., abr. 26 - mar., may. 5
Lufthansa Logo
2:00 pm - 11:50 pmSEA-BEG
24h 50m1 stop
Lufthansa Logo
1:30 pm - 12:10 pmBEG-SEA
55h 40m2 stops
$808Lufthansa
Find Deal
jue., ene. 1 - sáb., ene. 10
Lufthansa Logo
2:00 pm - 5:05 pmSEA-BEG
18h 05m2 stops
Lufthansa Logo
1:30 pm - 12:10 pmBEG-SEA
55h 40m2 stops
$809Lufthansa
Find Deal
jue., ene. 1 - sáb., ene. 10
United Airlines Logo
5:02 am - 12:55 pmSEA-BEG
46h 53m2 stops
United Airlines Logo
1:50 pm - 9:12 pmBEG-SEA
40h 22m3 stops
$1,022United Airlines
Find Deal
jue., ene. 1 - dom., ene. 11

KLM flights from Seattle to Belgrade

Our best KLM deals on Seattle to Belgrade flight tickets
KLM
Dec 2
SEA3:05 pmSeattle/Tacoma Intl
23h 20m
1 stop
BEG11:25 pmBelgrade Nikola Tesla
Dec 9
BEG12:35 pmBelgrade Nikola Tesla
32h 15m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$547
Find similar
KLM
Jan 1
SEA3:10 pmSeattle/Tacoma Intl
35h 45m
1 stop
BEG11:55 amBelgrade Nikola Tesla
Jan 11
BEG12:35 pmBelgrade Nikola Tesla
32h 15m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$787
Find similar

Delta flights from Seattle to Belgrade

Our best Delta deals on Seattle to Belgrade flight tickets
Delta
Dec 2
SEA7:10 amSeattle/Tacoma Intl
31h 15m
2 stops
BEG11:25 pmBelgrade Nikola Tesla
Dec 9
BEG6:05 amBelgrade Nikola Tesla
14h 45m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$552
Find similar
Delta
Dec 2
SEA7:10 amSeattle/Tacoma Intl
31h 15m
2 stops
BEG11:25 pmBelgrade Nikola Tesla
Dec 9
BEG6:05 amBelgrade Nikola Tesla
21h 55m
2 stops
SEA7:00 pmSeattle/Tacoma Intl
$562
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated noviembre 3, 2025.
Use the filters below to find and compare flights from Seattle to Belgrade that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

mar. 12/2

3:05 pm-11:25 pm

1 stop23h 20m

Belgrade Nikola Tesla

mar. 12/9

12:35 pm-11:50 am

1 stop32h 15m

$547

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

mar. 12/2

7:10 am-11:25 pm

2 stops31h 15m

Belgrade Nikola Tesla

mar. 12/9

6:05 am-11:50 am

1 stop14h 45m

$552

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

mar. 12/2

7:34 pm-12:50 pm

2 stops32h 16m

Belgrade Nikola Tesla

mar. 12/9

6:10 am-11:15 pm

3 stops26h 05m

$587

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

jue. 1/1

2:00 pm-5:05 pm

2 stops18h 05m

Belgrade Nikola Tesla

dom. 1/11

8:05 pm-9:12 pm

2 stops34h 07m

$692

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

mié. 11/19

10:53 am-8:50 am

2 stops36h 57m

Belgrade Nikola Tesla

lun. 12/15

6:15 am-12:10 pm

1 stop14h 55m

$712

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

dom. 4/26

7:10 pm-7:30 pm

1 stop15h 20m

Belgrade Nikola Tesla

mar. 5/5

8:20 pm-5:15 pm

1 stop29h 55m

$730

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

dom. 4/26

7:10 pm-3:20 pm

1 stop35h 10m

Belgrade Nikola Tesla

mar. 5/5

8:20 pm-5:15 pm

1 stop29h 55m

$740

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

jue. 1/1

2:00 pm-11:50 pm

1 stop24h 50m

Belgrade Nikola Tesla

sáb. 1/10

1:30 pm-12:10 pm

2 stops55h 40m

$808

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

jue. 1/1

2:00 pm-5:05 pm

2 stops18h 05m

Belgrade Nikola Tesla

sáb. 1/10

1:30 pm-12:10 pm

2 stops55h 40m

$809

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

jue. 1/1

5:02 am-12:55 pm

2 stops46h 53m

Belgrade Nikola Tesla

dom. 1/11

1:50 pm-9:12 pm

3 stops40h 22m

$1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Belgrade from

How to get the cheapest flight ticket from Seattle to Belgrade

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 Belgrade?

The month of February is, on average, the cheapest month to fly to Belgrade from Seattle, with most prices found around $685. If you are unable to visit Belgrade during the month of February, then departing from Seattle during the month October is also very affordable. Most momondo users find prices during this month for around $699.

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

On average, the least expensive day to fly to Belgrade from Seattle is on a Monday. momondo users have found tickets for Monday departures for as low as $1,063. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,537. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgrade.

How far in advance should I book a flight to Belgrade?

You are more likely to see cheaper flights to Belgrade from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Belgrade for around $955 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belgrade from Seattle for as low as $652 on momondo.

When to book flights from Seattle to Belgrade

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

Cheap Seattle to Belgrade (SEA to BEG) flight deals and tips

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

Direct flights

None
There are no direct flights from Seattle to Belgrade. There are no popular flight routes from Seattle to Belgrade.
Search flight deals

  • How far is Seattle/Tacoma Intl to Belgrade Nikola Tesla by plane?

    A flight from Seattle/Tacoma Intl to Belgrade Nikola Tesla will travel around 5659.9 mi. In terms of flight time, this usually takes a little over 12h 35m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Belgrade Nikola Tesla Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Belgrade Nikola Tesla Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Belgrade Nikola Tesla Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Belgrade Nikola Tesla Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Belgrade Nikola Tesla Airport.

  • What documentation or ID do you need to fly to Belgrade Nikola Tesla Airport?

    The travel and health documents required for your trip to Belgrade Nikola Tesla Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belgrade Nikola Tesla Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Belgrade?

Best airlines flying from Seattle to Belgrade

Compare and see reviews for airlines that fly from Seattle to Belgrade with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $643Free CancellationRating
6.8
7,544 reviews
Search Lufthansa flights
KLMPriceFrom $688Free CancellationRating
7.7
1,404 reviews
Search KLM flights
Turkish AirlinesPriceFrom $751Free CancellationRating
7.3
4,039 reviews
Search Turkish Airlines flights

Traveling to a place near Belgrade?

Book flights to Belgrade if you plan to visit one of these locations
Novi Sad
Subotica

Why use momondo?

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

It is quick and easy to find Seattle to Belgrade flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belgrade that suits you.

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

Yes. momondo enables you to select and highlight flights to Belgrade from Seattle with this policy.

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

momondo provides multiple filters to help you find the best flight to Belgrade from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Belgrade from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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