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Cheap flights from Seattle to Belize City from C$ 237

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 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TZA
19 Aug — 26 Aug1
1 adult

Cheap flight deals from Seattle to Belize City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Belize City (BZ1). 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 14 August 2025.

Round-trip from

C$ 502

One-way from

C$ 237

Popular in

December

Cheapest in

January

Average price

C$ 844
United Airlines
  • United Airlines
  • 3/9-11/9
  • 3 total stops
  • 26h 16m total
  • Seattle to Belize City
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Alaska Airlines
  • Alaska Airlines
  • 7/12
  • 2 total stops
  • 33h 55m total
  • Seattle to Belize City
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Highest demand for flights based on searches. 8% potential increase in price (C$ 109 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 55 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Belize City

Cheapest flights from Seattle to Belize City
Explore the most affordable flight options available from Seattle to Belize City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 August 2025.

Wed 3/97:34 p.m.SEA - BZE
2 stops16h 59mUnited Airlines
Thu 11/92:35 p.m.BZE - SEA
1 stop9h 17mUnited Airlines
Deal found 12/8C$ 502
Fri 17/1011:10 p.m.SEA - BZE
1 stop13h 23mUnited Airlines
Sat 25/102:35 p.m.BZE - SEA
2 stops20h 36mUnited Airlines
Deal found 14/8C$ 507
Wed 29/103:45 p.m.SEA - BZE
1 stop18h 40mDelta
Sun 2/111:38 p.m.BZE - SEA
1 stop12h 16mDelta
Deal found 14/8C$ 521
Thu 4/127:29 p.m.SEA - BZE
2 stops14h 45mUnited Airlines
Sat 13/121:18 p.m.BZE - SEA
1 stop11h 29mUnited Airlines
Deal found 13/8C$ 540
Sat 18/107:37 p.m.SEA - BZE
2 stops14h 58mUnited Airlines
Sun 26/1012:18 p.m.BZE - SEA
2 stops13h 41mUnited Airlines
Deal found 14/8C$ 611
Wed 29/107:40 p.m.SEA - BZE
2 stops43h 33mAlaska Airlines
Sun 2/1111:15 a.m.BZE - SEA
Nonstop6h 49mAlaska Airlines
Deal found 12/8C$ 615
Wed 29/103:45 p.m.SEA - BZE
1 stop18h 40mDelta
Mon 3/111:38 p.m.BZE - SEA
1 stop12h 16mDelta
Deal found 12/8C$ 619

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Belize City 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 629,999 searches. Data last updated 14 August 2025.
Use the filters below to find and compare flights from Seattle to Belize City that are best for you.

Fly from

Seattle

Fly to

Belize City

Route

Depart

Return

Price

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 20/9

7:34 p.m.-11:35 a.m.

2 stops15h 01m

Belize City Philip S.W.Goldson

Thu 25/9

12:40 p.m.-9:44 p.m.

1 stop10h 04m

C$ 502

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 20/9

11:20 p.m.-11:41 a.m.

1 stop11h 21m

Belize City Philip S.W.Goldson

Thu 25/9

12:59 p.m.-11:54 p.m.

1 stop11h 55m

C$ 502

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Mon 22/9

7:00 p.m.-1:33 p.m.

2 stops17h 33m

Belize City Philip S.W.Goldson

Sat 27/9

12:20 p.m.-11:15 p.m.

1 stop11h 55m

C$ 502

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 17/10

4:35 p.m.-11:15 a.m.

1 stop17h 40m

Belize City Philip S.W.Goldson

Sat 25/10

12:20 p.m.-9:23 p.m.

1 stop10h 03m

C$ 502

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 3/9

7:34 p.m.-1:33 p.m.

2 stops16h 59m

Belize City Philip S.W.Goldson

Thu 11/9

2:35 p.m.-10:52 p.m.

1 stop9h 17m

C$ 502

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 29/10

3:45 p.m.-11:25 a.m.

1 stop18h 40m

Belize City Philip S.W.Goldson

Sun 2/11

1:38 p.m.-11:54 p.m.

1 stop12h 16m

C$ 521

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Wed 29/10

3:45 p.m.-11:25 a.m.

1 stop18h 40m

Belize City Philip S.W.Goldson

Mon 3/11

1:38 p.m.-11:54 p.m.

1 stop12h 16m

C$ 521

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sun 7/12

5:30 a.m.-5:25 p.m.

2 stops33h 55m

C$ 237

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Sat 3/1

5:59 p.m.-12:14 p.m.

2 stops16h 15m

C$ 309

SeattleBelize City

SEA - BZE

SEABZE

Seattle/Tacoma Intl

Fri 2/1

12:59 a.m.-1:55 p.m.

1 stop10h 56m

C$ 309

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/8

Showing 1-10 of 15 results
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Best time to book a flight from Seattle to Belize City

Have a flexible travel schedule? Discover the best time to fly to Belize City from Seattle with our price prediction graph.
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 Belize City

How far ahead should I book a flight from Seattle to Belize City?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Belize City. Price data was last updated on 8 August 2025.

The best time to book flights from Seattle to Belize City is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seattle to Belize City?

Currently, April is the cheapest month in which you can book a flight from Seattle to Belize City (average of C$ 401). Flying from Seattle to Belize City in February is currently the most expensive (average of C$ 587). 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.

Reviews of airlines servicing Belize City

Get insights into the airlines that provide service to Belize City. 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 Belize City. Reviews last updated 14 August 2025.
Read through reviews of airlines operating flights from Seattle to Belize City, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Belize City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Belize City?

    Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Belize City. You should not have trouble finding flights to Belize City from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Belize City per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Seattle airport to Belize City. It is only a 18.4 km journey to Seattle/Tacoma Intl (SEA) from Seattle’s city centre.

  • What is the cheapest airline to fly from Seattle to Belize City round-trip?

    Currently priced at C$ 492, Alaska Airlines will fly you from Seattle to Belize City and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Alaska Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest flights from Seattle to Belize City?

    Looking for the cheapest flight from Seattle to Belize City? While on average our users pay C$ 323, our data indicates the cheapest price to be C$ 323. The most popular route (Seattle/Tacoma Intl - Belize City Philip S.W.Goldson), is priced around C$ 800.

  • Can I find deals for flights from Seattle to Belize City that include hotel bookings?

    Yes. In addition to deals on Seattle to Belize City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Belize City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Belize City.

  • Can I find deals for business class flights from Seattle to Belize City?

    Yes. Cheapflights offers flight deals from Seattle to Belize City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Belize City?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Belize City (average of C$ 401). Flying from Seattle to Belize City in February is currently the most expensive (average of C$ 587). 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.

See more FAQs

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Alternative routes for Seattle to Belize City

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Philip S.W.Goldson flights

Top airline flying from Seattle to Belize City

Discover the top airline that operate flights from Seattle to Belize City. 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 629,999 searches. Data last updated 14 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 492AverageC$ 741FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Belize City?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Belize City. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Belize City?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belize City from Seattle.

Can Cheapflights find flights from Seattle to Belize City with no change fees?

Yes! Cheapflights helps users easily find flights from Seattle to Belize City with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Belize City become cheaper?

Yes! Start tracking prices for Seattle to Belize City flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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