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Cheap flights from Seattle to Belgrade from $448

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 3/4. 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.
Multiple Airlines Logo
8:10 am - 1:45 pm
SEA
-
BEG
20h 35m2 stops
Multiple Airlines Logo
5:50 pm - 1:20 pm
BEG
-
SEA
28h 30m1 stop
$546Multiple Airlines
Tue, Feb 3 - Tue, Feb 10
Delta Logo
3:05 pm - 11:55 am
SEA
-
BEG
35h 50m1 stop
Delta Logo
12:35 pm - 11:40 am
BEG
-
SEA
32h 05m1 stop
$549Delta
Mon, Feb 16 - Tue, Feb 24
Delta Logo
9:55 pm - 11:25 pm
SEA
-
BEG
40h 30m2 stops
Delta Logo
6:05 am - 11:40 am
BEG
-
SEA
14h 35m1 stop
$554Delta
Sat, Feb 14 - Tue, Feb 24
Lufthansa Logo
3:10 pm - 12:45 pm
SEA
-
BEG
12h 35m1 stop
Lufthansa Logo
5:50 pm - 1:20 pm
BEG
-
SEA
28h 30m1 stop
$563Lufthansa
Sun, Feb 15 - Tue, Feb 24
Delta Logo
9:55 pm - 11:25 pm
SEA
-
BEG
40h 30m2 stops
Delta Logo
6:05 am - 4:58 pm
BEG
-
SEA
19h 53m2 stops
$564Delta
Sat, Feb 14 - Mon, Feb 23
Delta Logo
5:55 pm - 11:55 am
SEA
-
BEG
33h 00m2 stops
Delta Logo
6:05 am - 11:40 am
BEG
-
SEA
14h 35m1 stop
$565Delta
Fri, Feb 13 - Tue, Feb 24
Delta Logo
5:55 pm - 11:55 am
SEA
-
BEG
33h 00m2 stops
Delta Logo
6:05 am - 10:22 pm
BEG
-
SEA
25h 17m2 stops
$569Delta
Fri, Feb 13 - Mon, Feb 23
Air Canada Logo
8:10 am - 12:45 pm
SEA
-
BEG
19h 35m2 stops
Air Canada Logo
6:10 am - 10:16 pm
BEG
-
SEA
25h 06m2 stops
$571Air Canada
Thu, Feb 12 - Tue, Feb 24
United Airlines Logo
7:00 am - 12:50 pm
SEA
-
BEG
20h 50m2 stops
United Airlines Logo
6:25 am - 12:10 pm
BEG
-
SEA
14h 45m1 stop
$574United Airlines
Thu, Feb 12 - Thu, Feb 19
Lufthansa Logo
7:00 am - 12:50 pm
SEA
-
BEG
20h 50m2 stops
Lufthansa Logo
5:50 pm - 1:20 pm
BEG
-
SEA
28h 30m1 stop
$578Lufthansa
Thu, Feb 12 - Tue, Feb 24

KLM flights from Seattle to Belgrade

Our best KLM deals on Seattle to Belgrade flight tickets
KLM
Apr 26
SEA5:30 pmSeattle/Tacoma Intl
33h 30m
1 stop
BEG12:00 pmBelgrade Nikola Tesla
May 5
BEG6:00 amBelgrade Nikola Tesla
19h 30m
1 stop
SEA4:30 pmSeattle/Tacoma Intl
$547
Find similar
KLM
Dec 24
SEA3:05 pmSeattle/Tacoma Intl
23h 20m
1 stop
BEG11:25 pmBelgrade Nikola Tesla
Jan 2
BEG5:50 pmBelgrade Nikola Tesla
27h 00m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$2,744
Find similar
KLM
Dec 24
SEA3:05 pmSeattle/Tacoma Intl
23h 20m
1 stop
BEG11:25 pmBelgrade Nikola Tesla
Jan 2
BEG5:50 pmBelgrade Nikola Tesla
27h 00m
1 stop
SEA11:50 amSeattle/Tacoma Intl
$2,774
Find similar

Delta flights from Seattle to Belgrade

Our best Delta deals on Seattle to Belgrade flight tickets
Delta
Feb 16
SEA3:05 pmSeattle/Tacoma Intl
35h 50m
1 stop
BEG11:55 amBelgrade Nikola Tesla
Feb 24
BEG12:35 pmBelgrade Nikola Tesla
32h 05m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$549
Find similar
Delta
Apr 26
SEA7:15 amSeattle/Tacoma Intl
19h 45m
2 stops
BEG12:00 pmBelgrade Nikola Tesla
May 5
BEG6:00 amBelgrade Nikola Tesla
14h 42m
1 stop
SEA11:42 amSeattle/Tacoma Intl
$552
Find similar
Delta
Feb 14
SEA9:55 pmSeattle/Tacoma Intl
40h 30m
2 stops
BEG11:25 pmBelgrade Nikola Tesla
Feb 24
BEG6:05 amBelgrade Nikola Tesla
14h 35m
1 stop
SEA11:40 amSeattle/Tacoma Intl
$554
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 December 22, 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

Tue 2/3

8:10 am-1:45 pm

2 stops20h 35m

Belgrade Nikola Tesla

Tue 2/10

5:50 pm-1:20 pm

1 stop28h 30m

$546

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Mon 2/16

3:05 pm-11:55 am

1 stop35h 50m

Belgrade Nikola Tesla

Tue 2/24

12:35 pm-11:40 am

1 stop32h 05m

$549

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sat 2/14

9:55 pm-11:25 pm

2 stops40h 30m

Belgrade Nikola Tesla

Tue 2/24

6:05 am-11:40 am

1 stop14h 35m

$554

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sun 2/15

3:10 pm-12:45 pm

1 stop12h 35m

Belgrade Nikola Tesla

Tue 2/24

5:50 pm-1:20 pm

1 stop28h 30m

$563

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Sat 2/14

9:55 pm-11:25 pm

2 stops40h 30m

Belgrade Nikola Tesla

Mon 2/23

6:05 am-4:58 pm

2 stops19h 53m

$564

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Fri 2/13

5:55 pm-11:55 am

2 stops33h 00m

Belgrade Nikola Tesla

Tue 2/24

6:05 am-11:40 am

1 stop14h 35m

$565

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Fri 2/13

5:55 pm-11:55 am

2 stops33h 00m

Belgrade Nikola Tesla

Mon 2/23

6:05 am-10:22 pm

2 stops25h 17m

$569

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 2/12

8:10 am-12:45 pm

2 stops19h 35m

Belgrade Nikola Tesla

Tue 2/24

6:10 am-10:16 pm

2 stops25h 06m

$571

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 2/12

7:00 am-12:50 pm

2 stops20h 50m

Belgrade Nikola Tesla

Thu 2/19

6:25 am-12:10 pm

1 stop14h 45m

$574

SeattleBelgrade

SEA - BEG

SEABEG

Seattle/Tacoma Intl

Thu 2/12

7:00 am-12:50 pm

2 stops20h 50m

Belgrade Nikola Tesla

Tue 2/24

5:50 pm-1:20 pm

1 stop28h 30m

$578

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 $696.

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 $996 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.

Can stopping save me money on Seattle to Belgrade flights?

You could potentially save up to 34% on your flight if you consider stops on a Seattle to Belgrade flight.

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

Fastest flight time

12h 35m

Direct flights

None
The fastest flight from Seattle to Belgrade takes 12h 35m
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
7,643 reviews
Search Lufthansa flights
KLMPriceFrom $688Free CancellationRating
7.7
1,431 reviews
Search KLM flights
Turkish AirlinesPriceFrom $747Free CancellationRating
7.3
4,106 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.

An easier way to manage your Belgrade trip

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