$1,019+ Cheap flights from Seattle (SEA) to Belém (BEL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEL
Feb 27 — Mar 61
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Belém
Cheapest flights from Seattle to BelémExplore the most affordable flight options available from Seattle to Belém. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
Explore the most affordable flight options available from Seattle to Belém. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
This Orbitz deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:51 pm
SEA
- BEL
2 stops26h 49m
Multiple Airlines
Sat 3/148:50 am
BEL
- SEA
2 stops29h 01m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$1,019
Find flight deals from Seattle to Belém
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Belém (BEL). 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 January 28, 2026.
Most accurate provider | AranGrant 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,019 (Orbitz) |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Belém 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 2,558,603 searches. Data last updated January 28, 2026.
Use the filters below to find and compare flights from Seattle to Belém that are best for you.
Fly from
Seattle
Fly to
Belém
Route
Depart
Return
Price
SeattleBelém
SEA - BEL
SEABEL
Seattle/Tacoma Intl
Sun 3/8
10:51 pm-5:40 am
2 stops26h 49m
Belém Val De Cans
Sat 3/14
8:50 am-9:51 am
2 stops29h 01m
$1,019
Compare providers for flights from Seattle to Belém
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Belém in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Seattle-Belém flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Belém flight deals on Cheapflights vs. AranGrant 90-95% of the time. Price accuracy is based on data collected from Seattle-Belém flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Belém flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Belém flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Belém
Have a flexible travel schedule? Discover the best time to fly to Belém 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.