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$591+ 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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWB
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$727
(United Airlines)

One-way from

$591
(Kiwi.com)
Provider with most accurate pricing for Seattle/Tacoma Intl-Curitiba Afonso Pena flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Curitiba Afonso Pena flights.
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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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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 October 27, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. 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.
Wed 11/128:00 amSEA - CWB
2 stops29h 10mUnited Airlines
Wed 11/193:05 pmCWB - SEA
2 stops36h 41mUnited Airlines
Deal found 10/26$727
This Expedia deal was found by Cheapflights users on 10/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:59 pmSEA - CWB
2 stops34h 46mLATAM Airlines
Tue 1/131:45 pmCWB - SEA
2 stops61h 08mLATAM Airlines
Deal found 10/26$957
This Mytrip deal was found by Cheapflights users on 10/25. 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 11/226:30 pmSEA - CWB
3 stops35h 15mMultiple Airlines
Fri 11/281:45 pmCWB - SEA
3 stops34h 31mMultiple Airlines
Deal found 10/25$1,359
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/67:00 amSEA - CWB
2 stops23h 00mUnited Airlines
Tue 1/132:55 pmCWB - SEA
3 stops30h 06mUnited Airlines
Deal found 10/26$1,515
This Travelocity deal was found by Cheapflights users on 10/26. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:10 amSEA - CWB
2 stops25h 25mMultiple Airlines
Tue 11/184:55 amCWB - SEA
2 stops43h 56mMultiple Airlines
Deal found 10/26$1,671
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Thu 12/111:40 pmSEA - CWB
2 stops46h 10mUnited Airlines
Thu 12/182:50 pmCWB - SEA
2 stops32h 56mUnited Airlines
Deal found 10/26$1,739
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Thu 12/118:10 amSEA - CWB
2 stops25h 15mUnited Airlines
Sun 12/212:35 pmCWB - SEA
2 stops38h 59mUnited Airlines
Deal found 10/25$1,741
This Orbitz deal was found by Cheapflights users on 10/25. 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.
Sat 11/222:35 pmSEA - CWB
2 stops35h 15mLATAM Airlines
Thu 11/274:55 amCWB - SEA
2 stops38h 34mLATAM Airlines
Deal found 10/25$1,762

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 October 27, 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

Wed 11/12

8:00 am-6:10 pm

2 stops29h 10m

Curitiba Afonso Pena

Wed 11/19

3:05 pm-10:46 pm

2 stops36h 41m

$727

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 12/6

2:59 pm-6:45 am

2 stops34h 46m

Curitiba Afonso Pena

Tue 1/13

1:45 pm-9:53 pm

2 stops61h 08m

$957

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 2/22

8:10 am-2:25 pm

2 stops25h 15m

Curitiba Afonso Pena

Tue 2/24

11:10 am-10:16 pm

2 stops40h 06m

$1,134

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 11/22

6:30 pm-10:45 am

3 stops35h 15m

Curitiba Afonso Pena

Fri 11/28

1:45 pm-7:16 pm

3 stops34h 31m

$1,359

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 2/22

7:00 am-2:25 pm

2 stops26h 25m

Curitiba Afonso Pena

Tue 2/24

6:45 pm-3:41 pm

3 stops25h 56m

$1,475

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 12/6

8:45 am-10:45 am

2 stops21h 00m

$591

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 12/6

8:10 am-2:25 pm

3 stops25h 15m

$784

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Thu 12/18

12:43 pm-11:15 pm

2 stops29h 32m

$1,007

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Thu 12/18

12:35 pm-4:50 pm

3 stops47h 15m

$1,633

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Compare providers for flights from Seattle to Curitiba

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 Curitiba in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Curitiba flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Curitiba flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seattle-Curitiba flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Curitiba flights, Cheapflights users trust eDreams the most. eDreams 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-Curitiba 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 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 October 27, 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
1,872 reviews

Overall

7.5

Boarding

7.5

Food

6.7

Comfort

7.3

Entertainment

7.0

Crew

8.0

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!
LATAM Airlines
7.5
Good
1,872 reviews
LATAM Airlines
7.5
Good
1,872 reviews

Overall

7.5

Boarding

7.5

Food

6.7

Comfort

7.3

Entertainment

7.0

Crew

8.0

Reviews

1 / 20
8.0
Excellent

LUIS JOSE,Oct 2025

LIM - AEP

Smiles because se upgraded to premiums economy. That was similar to LAN economy years ahí!

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?

    United Airlines, LATAM Airlines, and Air Canada can get you from Seattle to Curitiba in just under 25h 15m. Your travel time can differ by up to 9h 31m. 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.

  • What are the cheapest airlines to fly from Seattle to Curitiba one-way?

    $784 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on GOL and United Airlines, with prices starting from $1,007 and $1,633, respectively.

  • 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.

See more FAQs

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Alternative routes for Seattle to Curitiba

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Curitiba flights

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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$1,011Average$1,371FlexibilityNo cancel feeOn-time81%

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