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$550+ Cheap flights from Seattle (SEA) to Curitiba (CWB)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWB
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Seattle to Curitiba

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Curitiba (CWB). 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 September 17, 2025.

Round-trip from

$887
(Priceline)

One-way from

$550
(Kiwi.com)

Popular in

September

Cheapest in

June

Average price

$1,725
From Seattle/Tacoma Intl to Curitiba Afonso Pena
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One-way flight from Seattle/Tacoma Intl to Curitiba Afonso Pena
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Highest demand for flights based on searches. 1% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Seattle to Curitiba

Cheapest flights from Seattle to Curitiba
Explore the most affordable flight options available from Seattle to Curitiba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:00 amSEA - CWB
2 stops27h 05mLATAM Airlines
Sat 11/85:40 pmCWB - SEA
2 stops26h 04mLATAM Airlines
Deal found 9/16$887
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/111:59 pmSEA - CWB
2 stops38h 11mUnited Airlines
Sat 11/87:20 pmCWB - SEA
3 stops27h 50mUnited Airlines
Deal found 9/16$1,054
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/110:05 amSEA - CWB
3 stops28h 35mMultiple Airlines
Sat 11/83:00 pmCWB - SEA
3 stops28h 31mMultiple Airlines
Deal found 9/16$1,247

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Curitiba 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 September 17, 2025.
Use the filters below to find and compare flights from Seattle to Curitiba that are best for you.

Fly from

Seattle

Fly to

Curitiba

Route

Depart

Return

Price

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 11/1

8:00 am-3:05 pm

2 stops27h 05m

Curitiba Afonso Pena

Sat 11/8

5:40 pm-2:44 pm

2 stops26h 04m

$887

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 11/1

11:59 pm-6:10 pm

2 stops38h 11m

Curitiba Afonso Pena

Sat 11/8

7:20 pm-6:10 pm

3 stops27h 50m

$1,054

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 2/22

8:15 am-2:25 pm

2 stops25h 10m

Curitiba Afonso Pena

Tue 2/24

3:05 pm-10:16 pm

2 stops36h 11m

$1,133

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 2/22

11:05 am-2:25 pm

2 stops22h 20m

Curitiba Afonso Pena

Tue 2/24

6:45 pm-6:10 pm

3 stops28h 25m

$1,475

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Mon 12/15

8:45 am-6:35 pm

3 stops52h 50m

$550

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Seattle to Curitiba

Have a flexible travel schedule? Discover the best time to fly to Curitiba 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.

Reviews of airlines servicing Curitiba

Get insights into the airlines that provide service to Curitiba. 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 Curitiba. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown LATAM Airlines from Seattle to Curitiba. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,849 reviews

Entertainment

7.0

Overall

7.5

Boarding

7.6

Comfort

7.4

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sep 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.
LATAM Airlines
7.5
Good
1,849 reviews
LATAM Airlines
7.5
Good
1,849 reviews

Entertainment

7.0

Overall

7.5

Boarding

7.6

Comfort

7.4

Crew

8.0

Food

6.7

Reviews

1 / 20
8.0
Excellent

Darrel,Sep 2025

LIM - GRU

The Wi-Fi was not working, so there was no in-flight entertainment. The biggest disappointment was that my Delta diamond status did not transfer any status to my LATAM flight. I WOULD’VE THOUGHT THAT THERE WOULD BE A BETTER WORKING AGREEMENT BETWEEN THE AIRLINES.

Related info for your journey

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

  • How long is the flight from Seattle to Curitiba?

    LATAM Airlines, United Airlines, and Air Canada can get you from Seattle to Curitiba in just under 25h 10m. Your travel time can differ by up to 13h 01m. The distance between Seattle and Curitiba is about 6771 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Seattle to Curitiba is LATAM Airlines. Our recent data shows that you can find tickets from as low as $1,011 on this airline. Users have found that LATAM Airlines is 16% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Seattle to Curitiba?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Curitiba 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 Curitiba?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Curitiba (average of $697). Flying from Seattle to Curitiba in December is currently the most expensive (average of $1,245). 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.

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Top airline flying from Seattle to Curitiba

Discover the top airline that operate flights from Seattle to Curitiba. 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 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,011Average$1,371FlexibilityNo cancel feeOn-time81%

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