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Cheap flights from Seattle to Belize from $142

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 Belize departing on 2/17. 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 Belize

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:45 pm - 11:49 am
SEA
-
BZE
12h 04m1 stop
American Airlines Logo
1:22 pm - 9:59 pm
BZE
-
SEA
10h 37m1 stop
$370American Airlines
Sat, Jan 24 - Thu, Jan 29
American Airlines Logo
11:11 pm - 1:40 pm
SEA
-
BZE
12h 29m1 stop
American Airlines Logo
4:16 pm - 11:01 am
BZE
-
SEA
20h 45m2 stops
$375American Airlines
Sat, Jan 24 - Fri, Jan 30
American Airlines Logo
9:45 pm - 11:49 am
SEA
-
BZE
12h 04m1 stop
American Airlines Logo
1:22 pm - 11:51 pm
BZE
-
SEA
12h 29m1 stop
$400American Airlines
Thu, Jan 22 - Thu, Jan 29
American Airlines Logo
5:39 am - 3:17 pm
SEA
-
BZE
7h 38m1 stop
American Airlines Logo
3:39 pm - 10:55 am
BZE
-
SEA
20h 16m2 stops
$401American Airlines
Mon, Mar 2 - Tue, Mar 31
American Airlines Logo
9:45 pm - 1:40 pm
SEA
-
BZE
13h 55m2 stops
American Airlines Logo
2:27 pm - 11:42 pm
BZE
-
SEA
11h 15m1 stop
$405American Airlines
Fri, Jan 30 - Tue, Feb 3
American Airlines Logo
9:45 pm - 11:49 am
SEA
-
BZE
12h 04m1 stop
American Airlines Logo
12:59 pm - 11:45 am
BZE
-
SEA
24h 46m1 stop
$412American Airlines
Sat, Jan 31 - Mon, Feb 9
American Airlines Logo
9:45 pm - 1:40 pm
SEA
-
BZE
13h 55m2 stops
American Airlines Logo
2:27 pm - 11:42 pm
BZE
-
SEA
11h 15m1 stop
$415American Airlines
Mon, Feb 2 - Wed, Feb 11
United Airlines Logo
3:48 pm - 11:15 am
SEA
-
BZE
18h 27m2 stops
United Airlines Logo
2:35 pm - 10:49 pm
BZE
-
SEA
9h 14m1 stop
$426United Airlines
Sat, Apr 18 - Thu, Apr 30
American Airlines Logo
11:59 pm - 1:48 pm
SEA
-
BZE
11h 49m2 stops
American Airlines Logo
4:19 pm - 8:41 am
BZE
-
SEA
18h 22m1 stop
$431American Airlines
Sun, Mar 1 - Sat, Mar 7
American Airlines Logo
9:45 pm - 11:49 am
SEA
-
BZE
12h 04m1 stop
American Airlines Logo
4:16 pm - 11:01 am
BZE
-
SEA
20h 45m2 stops
$435American Airlines
Fri, Jan 23 - Mon, Jan 26

United Airlines flights from Seattle to Belize

Our best United Airlines deals on Seattle to Belize flight tickets
United Airlines
Apr 18
SEA3:48 pmSeattle/Tacoma Intl
18h 27m
2 stops
BZE11:15 amBelize City Philip S.W.Goldson
Apr 30
BZE2:35 pmBelize City Philip S.W.Goldson
9h 14m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
$426
Find similar
United Airlines
Jan 21
SEA7:30 pmSeattle/Tacoma Intl
14h 44m
2 stops
BZE12:14 pmBelize City Philip S.W.Goldson
Jan 28
BZE1:18 pmBelize City Philip S.W.Goldson
24h 11m
2 stops
SEA11:29 amSeattle/Tacoma Intl
$441
Find similar
United Airlines
Jan 17
SEA5:10 pmSeattle/Tacoma Intl
19h 22m
2 stops
BZE2:32 pmBelize City Philip S.W.Goldson
Jan 24
BZE1:18 pmBelize City Philip S.W.Goldson
11h 43m
1 stop
SEA11:01 pmSeattle/Tacoma Intl
$459
Find similar

Delta flights from Seattle to Belize

Our best Delta deals on Seattle to Belize flight tickets
Delta
Jan 17
SEA4:05 pmSeattle/Tacoma Intl
18h 10m
1 stop
BZE12:15 pmBelize City Philip S.W.Goldson
Jan 24
BZE1:40 pmBelize City Philip S.W.Goldson
11h 12m
1 stop
SEA10:52 pmSeattle/Tacoma Intl
$470
Find similar
Delta
Jan 17
SEA4:05 pmSeattle/Tacoma Intl
18h 10m
1 stop
BZE12:15 pmBelize City Philip S.W.Goldson
Jan 21
BZE1:40 pmBelize City Philip S.W.Goldson
11h 35m
1 stop
SEA11:15 pmSeattle/Tacoma Intl
$480
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Belize 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 23, 2025.
Use the filters below to find and compare flights from Seattle to Belize that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 1/24

9:45 pm-11:49 am

1 stop12h 04m

Belize City Philip S.W.Goldson

Thu 1/29

1:22 pm-9:59 pm

1 stop10h 37m

$370

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 1/24

11:11 pm-1:40 pm

1 stop12h 29m

Belize City Philip S.W.Goldson

Fri 1/30

4:16 pm-11:01 am

2 stops20h 45m

$375

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Thu 1/22

9:45 pm-11:49 am

1 stop12h 04m

Belize City Philip S.W.Goldson

Thu 1/29

1:22 pm-11:51 pm

1 stop12h 29m

$400

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Mon 3/2

5:39 am-3:17 pm

1 stop7h 38m

Belize City Philip S.W.Goldson

Tue 3/31

3:39 pm-10:55 am

2 stops20h 16m

$401

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 1/30

9:45 pm-1:40 pm

2 stops13h 55m

Belize City Philip S.W.Goldson

Tue 2/3

2:27 pm-11:42 pm

1 stop11h 15m

$405

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 1/31

9:45 pm-11:49 am

1 stop12h 04m

Belize City Philip S.W.Goldson

Mon 2/9

12:59 pm-11:45 am

1 stop24h 46m

$412

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Mon 2/2

9:45 pm-1:40 pm

2 stops13h 55m

Belize City Philip S.W.Goldson

Wed 2/11

2:27 pm-11:42 pm

1 stop11h 15m

$415

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 4/18

3:48 pm-11:15 am

2 stops18h 27m

Belize City Philip S.W.Goldson

Thu 4/30

2:35 pm-10:49 pm

1 stop9h 14m

$426

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sun 3/1

11:59 pm-1:48 pm

2 stops11h 49m

Belize City Philip S.W.Goldson

Sat 3/7

4:19 pm-8:41 am

1 stop18h 22m

$431

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 1/23

9:45 pm-11:49 am

1 stop12h 04m

Belize City Philip S.W.Goldson

Mon 1/26

4:16 pm-11:01 am

2 stops20h 45m

$435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belize from

How to get the cheapest flight ticket from Seattle to Belize

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 Belize?

The cheapest month to fly to Belize from Seattle is in October. Flight prices, which tend to average around $477, are often lower during this time because this is during the off-season. If you aren’t able to travel to Belize during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $533.

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

The cheapest day to depart from Seattle to Belize is on a Wednesday when prices can be found for as low as $429. The most expensive day to fly to Belize is Saturday, with ticket prices averaging around $639.

What is the cheapest time of day to depart on your flight to Belize?

The cheapest time of day to fly to Belize is at noon when flights can be purchased for as low as $489. Flights to Belize are more costly in the afternoon, with an average ticket price of $646. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Seattle/Tacoma Intl to Belize flight route?

Fly from Seattle/Tacoma Intl to Belize City Philip S.W.Goldson for the best Seattle/Tacoma Intl - Belize flight prices

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

You are more likely to see cheaper flights to Belize from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Belize for around $608 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Belize from Seattle for as low as $509 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Belize flights?

There are 3 cabin classes available to choose from on Seattle/Tacoma Intl to Belize flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Belize flights?

You could potentially save up to 12% on your flight if you consider stops on a Seattle to Belize flight.

Cheap Seattle to Belize flight deals and tips

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

Best Price Found

$164

Fastest flight time

6h 00m

Direct flights

Sat and Sun

Airports in Belize

14 airports
The best one-way flight to Belize from Seattle in the past 72 hours is $164. The best round-trip flight deal from Seattle to Belize found on momondo in the last 72 hours is $529.
The fastest flight from Seattle to Belize takes 6h 00m
Direct flights go from Seattle to Belize on Saturday and Sunday. The only airline offering direct flights is Alaska Airlines.
There are 14 airports in Belize. From Seattle there are direct flights to Belize City Philip S.W.Goldson (BZE).
Search flight deals

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Belize.

  • What documentation or ID do you need to fly to Belize?

    The necessary travel and health documents for your Belize trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Belize?

Best airlines flying from Seattle to Belize

Compare and see reviews for airlines that fly from Seattle to Belize with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $139Free CancellationRating
7.9
8,014 reviews
Search Delta flights
Alaska AirlinesPriceFrom $359Free CancellationRating
8.0
11,513 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $372Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
United AirlinesPriceFrom $373Free CancellationRating
7.4
9,106 reviews
Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seattle to Belize. momondo saves you time and could save you money on your trip.

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

All flight searches from Seattle to Belize on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Seattle and Belize by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Seattle to Belize flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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