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Curitiba

$599+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CWB
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Cheap 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 March 22, 2026.

This American Airlines deal was found by Cheapflights users on 3/17. 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.
Sun 5/176:00 am
SEA
-
CWB
2 stops29h 00m
American Airlines
Mon 5/253:40 pm
CWB
-
SEA
2 stops24h 17m
American Airlines
Deal found 3/17$981
This KAYAK deal was found by Cheapflights users on 3/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:41 am
SEA
-
CWB
2 stops23h 14m
GOL
Sun 7/123:20 pm
CWB
-
SEA
2 stops24h 36m
GOL
Deal found 3/20$1,012
This Air Canada deal was found by Cheapflights users on 3/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:10 am
SEA
-
CWB
2 stops26h 15m
Air Canada
Wed 11/45:00 pm
CWB
-
SEA
2 stops34h 16m
Air Canada
Deal found 3/19$1,029
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 5/166:00 am
SEA
-
CWB
2 stops28h 40m
American Airlines
Mon 5/253:40 pm
CWB
-
SEA
2 stops24h 17m
American Airlines
Deal found 3/17$1,031
This KAYAK deal was found by Cheapflights users on 3/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:41 am
SEA
-
CWB
2 stops23h 19m
GOL
Sun 7/127:25 pm
CWB
-
SEA
2 stops20h 31m
GOL
Deal found 3/20$1,033
This KAYAK deal was found by Cheapflights users on 3/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:15 am
SEA
-
CWB
2 stops27h 25m
LATAM Airlines
Mon 7/137:25 pm
CWB
-
SEA
2 stops30h 34m
LATAM Airlines
Deal found 3/20$1,046
This KAYAK deal was found by Cheapflights users on 3/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:10 pm
SEA
-
CWB
2 stops20h 50m
GOL
Tue 7/147:05 pm
CWB
-
SEA
2 stops20h 51m
GOL
Deal found 3/20$1,058
This American Airlines deal was found by Cheapflights users on 3/20. 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 5/136:00 am
SEA
-
CWB
2 stops28h 55m
American Airlines
Mon 7/137:05 pm
CWB
-
SEA
2 stops20h 51m
American Airlines
Deal found 3/20$1,061
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Sun 5/311:53 pm
SEA
-
CWB
2 stops34h 32m
United Airlines
Sun 5/102:35 pm
CWB
-
SEA
2 stops36h 12m
United Airlines
Deal found 3/19$1,124
This KAYAK deal was found by Cheapflights users on 3/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:10 pm
SEA
-
CWB
2 stops20h 30m
GOL
Fri 7/173:40 pm
CWB
-
SEA
2 stops23h 18m
GOL
Deal found 3/19$1,165
This KAYAK deal was found by Cheapflights users on 3/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:15 am
SEA
-
CWB
2 stops27h 25m
LATAM Airlines
Tue 7/141:55 pm
CWB
-
SEA
2 stops28h 24m
LATAM Airlines
Deal found 3/20$1,196
This Gurufare deal was found by Cheapflights users on 3/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:45 am
SEA
-
CWB
2 stops20h 55m
LATAM Airlines
Thu 7/165:30 pm
CWB
-
SEA
2 stops34h 36m
LATAM Airlines
Deal found 3/19$1,212

Find 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,012
(KAYAK)

One-way from

$599
(123 Milhas)
Provider with most accurate pricing for Seattle/Tacoma Intl-Curitiba Afonso Pena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Curitiba Afonso Pena flights.
Search Deals
From Seattle/Tacoma Intl to Curitiba Afonso Pena
Search Deals
One-way flight from Seattle/Tacoma Intl to Curitiba Afonso Pena
Search Deals

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 March 22, 2026.
Use the filters below to find and compare flights from Seattle to Curitiba that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 5/3

11:53 pm-2:25 pm

2 stops34h 32m

Curitiba Afonso Pena

Sun 5/10

2:35 pm-10:47 pm

2 stops36h 12m

$1,124

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 6/20

8:25 am-6:40 pm

2 stops30h 15m

Curitiba Afonso Pena

Wed 7/8

6:40 pm-2:43 pm

2 stops24h 03m

$1,196

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 5/10

10:53 pm-6:10 pm

2 stops39h 17m

Curitiba Afonso Pena

Mon 7/13

5:30 pm-10:47 am

2 stops21h 17m

$1,360

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 5/16

11:53 pm-6:10 pm

2 stops38h 17m

Curitiba Afonso Pena

Thu 7/23

6:45 pm-12:14 am

2 stops33h 29m

$1,363

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 5/10

10:41 pm-2:25 pm

2 stops35h 44m

Curitiba Afonso Pena

Thu 7/16

3:05 pm-7:06 pm

2 stops32h 01m

$1,364

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sun 5/10

10:41 pm-6:10 pm

2 stops39h 29m

Curitiba Afonso Pena

Sun 7/12

7:10 pm-10:42 pm

2 stops31h 32m

$1,392
Quickest round-trip

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Mon 5/11

2:27 pm-2:25 pm

2 stops19h 58m

Curitiba Afonso Pena

Fri 7/17

6:45 pm-11:38 am

2 stops20h 53m

$1,492

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 5/9

11:35 pm-6:35 am

2 stops27h 00m

Curitiba Afonso Pena

Sun 7/19

5:10 am-9:59 pm

2 stops20h 49m

$1,497

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 5/16

11:53 pm-6:10 pm

2 stops38h 17m

Curitiba Afonso Pena

Thu 7/16

3:05 pm-7:06 pm

2 stops32h 01m

$1,508

SeattleCuritiba

SEA - CWB

SEACWB

Seattle/Tacoma Intl

Sat 5/16

11:53 pm-6:10 pm

2 stops38h 17m

Curitiba Afonso Pena

Fri 7/10

6:45 pm-10:37 pm

2 stops31h 52m

$1,534

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Curitiba flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 22, 2026.
Read reviews from past customers who have flown United 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.
United Airlines
7.4
Good
9,455 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,455 reviews
United Airlines
7.4
Good
9,455 reviews

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 and LATAM Airlines can get you from Seattle to Curitiba in just under 30h 15m. Your travel time can differ by up to 4h 17m. 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 United Airlines. Our recent data shows that you can find tickets from as low as $492 on this airline.

  • 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

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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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$492Average$658FlexibilityNo cancel feeOn-time69%

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