$987+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BEL
Dec 17 — Dec 241
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.Find 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 November 17, 2025.
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 November 17, 2025.
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:14 amSEA - BEL
2 stops20h 36mAmerican Airlines
Thu 1/83:40 pmBEL - SEA
2 stops24h 21mAmerican Airlines
Deal found 11/17![American Airlines logo]()
$4,411
Cheap 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 November 17, 2025.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $987 (Delta) |
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 November 17, 2025.
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 3/1
6:04 am-11:05 am
2 stops24h 01m
Belém Val De Cans
Wed 3/4
2:05 pm-6:39 pm
2 stops33h 34m
$987
SeattleBelém
SEA - BEL
SEABEL
Seattle/Tacoma Intl
Thu 1/1
9:20 pm-11:55 pm
2 stops21h 35m
Belém Val De Cans
Thu 1/8
3:40 pm-10:29 pm
1 stop35h 49m
$1,454
SeattleBelém
SEA - BEL
SEABEL
Seattle/Tacoma Intl
Wed 12/31
12:14 am-1:50 am
2 stops20h 36m
Belém Val De Cans
Thu 1/8
3:40 pm-11:01 am
2 stops24h 21m
$4,411
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 November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Belém flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Seattle-Belém flight deals on Cheapflights vs. Expedia 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.