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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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
United Airlines Logo
11:59 pm - 2:32 pmSEA-BZE
12h 33m1 stop
United Airlines Logo
1:45 pm - 10:37 pmBZE-SEA
10h 52m1 stop
$370United Airlines
Find Deal
Mon, Dec 8 - Fri, Dec 19
American Airlines Logo
12:38 am - 3:02 pmSEA-BZE
12h 24m2 stops
American Airlines Logo
4:20 pm - 9:42 amBZE-SEA
19h 22m2 stops
$375American Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
American Airlines Logo
5:00 pm - 1:44 pmSEA-BZE
18h 44m1 stop
American Airlines Logo
1:22 pm - 9:59 pmBZE-SEA
10h 37m1 stop
$400American Airlines
Find Deal
Fri, Jan 9 - Fri, Jan 16
American Airlines Logo
11:59 pm - 1:48 pmSEA-BZE
11h 49m2 stops
American Airlines Logo
4:37 pm - 11:01 amBZE-SEA
20h 24m2 stops
$405American Airlines
Find Deal
Tue, Feb 17 - Mon, Feb 23
United Airlines Logo
11:59 pm - 12:14 pmSEA-BZE
10h 15m1 stop
United Airlines Logo
1:18 pm - 10:47 pmBZE-SEA
11h 29m1 stop
$407United Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
American Airlines Logo
12:31 am - 3:07 pmSEA-BZE
12h 36m1 stop
American Airlines Logo
1:11 pm - 11:38 pmBZE-SEA
12h 27m1 stop
$410American Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 15
United Airlines Logo
12:40 pm - 12:14 pmSEA-BZE
21h 34m1 stop
United Airlines Logo
3:38 pm - 11:01 pmBZE-SEA
9h 23m1 stop
$411United Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 24
United Airlines Logo
11:59 pm - 12:14 pmSEA-BZE
10h 15m1 stop
United Airlines Logo
1:18 pm - 12:50 amBZE-SEA
13h 32m2 stops
$412United Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
United Airlines Logo
11:59 pm - 12:14 pmSEA-BZE
10h 15m1 stop
United Airlines Logo
3:38 pm - 8:24 amBZE-SEA
18h 46m2 stops
$413United Airlines
Find Deal
Wed, Dec 3 - Mon, Dec 8
American Airlines Logo
12:38 am - 3:07 pmSEA-BZE
12h 29m2 stops
American Airlines Logo
4:20 pm - 10:38 amBZE-SEA
20h 18m2 stops
$415American Airlines
Find Deal
Sun, Dec 7 - Fri, Dec 12

United Airlines flights from Seattle to Belize

Our best United Airlines deals on Seattle to Belize flight tickets
United Airlines
Dec 8
SEA7:34 pmSeattle/Tacoma Intl
14h 40m
2 stops
BZE12:14 pmBelize City Philip S.W.Goldson
Dec 19
BZE3:38 pmBelize City Philip S.W.Goldson
10h 56m
1 stop
SEA12:34 amSeattle/Tacoma Intl
$370
Find similar
United Airlines
Dec 2
SEA3:45 pmSeattle/Tacoma Intl
18h 29m
2 stops
BZE12:14 pmBelize City Philip S.W.Goldson
Dec 16
BZE1:18 pmBelize City Philip S.W.Goldson
13h 32m
2 stops
SEA12:50 amSeattle/Tacoma Intl
$405
Find similar
United Airlines
Dec 3
SEA11:59 pmSeattle/Tacoma Intl
10h 15m
1 stop
BZE12:14 pmBelize City Philip S.W.Goldson
Dec 7
BZE1:18 pmBelize City Philip S.W.Goldson
11h 29m
1 stop
SEA10:47 pmSeattle/Tacoma Intl
$407
Find similar

Delta flights from Seattle to Belize

Our best Delta deals on Seattle to Belize flight tickets
Delta
Nov 25
SEA3:42 pmSeattle/Tacoma Intl
18h 46m
1 stop
BZE12:28 pmBelize City Philip S.W.Goldson
Dec 4
BZE2:05 pmBelize City Philip S.W.Goldson
11h 54m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$400
Find similar
Delta
Dec 11
SEA3:47 pmSeattle/Tacoma Intl
18h 53m
1 stop
BZE12:40 pmBelize City Philip S.W.Goldson
Dec 17
BZE2:05 pmBelize City Philip S.W.Goldson
11h 53m
1 stop
SEA11:58 pmSeattle/Tacoma Intl
$450
Find similar
Delta
Nov 22
SEA3:42 pmSeattle/Tacoma Intl
18h 46m
1 stop
BZE12:28 pmBelize City Philip S.W.Goldson
Nov 27
BZE1:53 pmBelize City Philip S.W.Goldson
12h 06m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$602
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 November 19, 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

Mon 12/8

11:59 pm-2:32 pm

1 stop12h 33m

Belize City Philip S.W.Goldson

Fri 12/19

1:45 pm-10:37 pm

1 stop10h 52m

$370

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 12/5

12:38 am-3:02 pm

2 stops12h 24m

Belize City Philip S.W.Goldson

Mon 12/15

4:20 pm-9:42 am

2 stops19h 22m

$375

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 1/9

5:00 pm-1:44 pm

1 stop18h 44m

Belize City Philip S.W.Goldson

Fri 1/16

1:22 pm-9:59 pm

1 stop10h 37m

$400

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Tue 2/17

11:59 pm-1:48 pm

2 stops11h 49m

Belize City Philip S.W.Goldson

Mon 2/23

4:37 pm-11:01 am

2 stops20h 24m

$405

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 12/3

11:59 pm-12:14 pm

1 stop10h 15m

Belize City Philip S.W.Goldson

Sun 12/7

1:18 pm-10:47 pm

1 stop11h 29m

$407

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 12/5

12:31 am-3:07 pm

1 stop12h 36m

Belize City Philip S.W.Goldson

Mon 12/15

1:11 pm-11:38 pm

1 stop12h 27m

$410

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 1/10

12:40 pm-12:14 pm

1 stop21h 34m

Belize City Philip S.W.Goldson

Sat 1/24

3:38 pm-11:01 pm

1 stop9h 23m

$411

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 12/3

11:59 pm-12:14 pm

1 stop10h 15m

Belize City Philip S.W.Goldson

Sun 12/7

1:18 pm-12:50 am

2 stops13h 32m

$412

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 12/3

11:59 pm-12:14 pm

1 stop10h 15m

Belize City Philip S.W.Goldson

Mon 12/8

3:38 pm-8:24 am

2 stops18h 46m

$413

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sun 12/7

12:38 am-3:07 pm

2 stops12h 29m

Belize City Philip S.W.Goldson

Fri 12/12

4:20 pm-10:38 am

2 stops20h 18m

$415

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 $529.

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 $408. The most expensive day to fly to Belize is Saturday, with ticket prices averaging around $626.

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 $606 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 9% 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

$224

Fastest flight time

6h 00m

Direct flights

Sat and Sun

Airports in Belize

1 airport
The best one-way flight to Belize from Seattle in the past 72 hours is $224. The best round-trip flight deal from Seattle to Belize found on momondo in the last 72 hours is $589.
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 is 1 airport near Belize: 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
8,004 reviews
Search Delta flights
Alaska AirlinesPriceFrom $357Free CancellationRating
8.0
11,320 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $374Free CancellationRating
7.2
11,046 reviews
Search American Airlines flights
United AirlinesPriceFrom $376Free CancellationRating
7.4
9,025 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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