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$686+ Cheap flights from Cape Town (CPT) to Seattle (SEA)

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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — SEA
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Cape Town to Seattle

Cheapest flights from Cape Town to Seattle
Explore the most affordable flight options available from Cape Town to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/268:50 pm
CPT
-
SEA
1 stop29h 45m
Delta
Tue 3/36:25 pm
SEA
-
CPT
1 stop31h 40m
Delta
Deal found 1/26$977
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 2/168:50 pm
CPT
-
SEA
1 stop24h 24m
United Airlines
Fri 2/2711:59 pm
SEA
-
CPT
2 stops30h 11m
United Airlines
Deal found 1/26$990
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2611:45 pm
CPT
-
SEA
2 stops33h 30m
Delta
Mon 3/29:50 am
SEA
-
CPT
2 stops34h 00m
Delta
Deal found 1/26$1,006
This KLM deal was found by Cheapflights users on 1/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/162:00 pm
CPT
-
SEA
2 stops31h 25m
KLM
Fri 2/273:05 pm
SEA
-
CPT
1 stop44h 50m
KLM
Deal found 1/25$1,011
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/167:55 am
CPT
-
SEA
2 stops40h 50m
Delta
Fri 2/278:30 am
SEA
-
CPT
2 stops35h 40m
Delta
Deal found 1/25$1,061
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/138:50 pm
CPT
-
SEA
1 stop33h 06m
United Airlines
Fri 3/2011:59 pm
SEA
-
CPT
2 stops30h 06m
United Airlines
Deal found 1/27$1,098
This flightsite.co.za 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 flightsite.co.za is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1312:35 pm
CPT
-
SEA
1 stop33h 05m
Qatar Airways
Fri 3/205:05 pm
SEA
-
CPT
1 stop39h 20m
Qatar Airways
Deal found 1/27$1,126

Find flight deals from Cape Town to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Cape Town (CPT) to Seattle (SEA). 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

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$990
(United Airlines)

One-way from

$686
(SmartFares)

Popular in

July

Cheapest in

February

Average price

$1,222
Provider with most accurate pricing for Cape Town Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Cape Town Intl-Seattle/Tacoma Intl flights.
Search Deals
From Cape Town Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Cape Town Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($120 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Cape Town to Seattle 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 Cape Town to Seattle that are best for you.

Fly from

Cape Town

Fly to

Seattle

Route

Depart

Return

Price

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

8:50 pm-7:03 pm

2 stops32h 13m

Seattle/Tacoma Intl

Fri 2/27

7:00 am-6:00 pm

2 stops25h 00m

$990

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

2:00 pm-11:25 am

2 stops31h 25m

Seattle/Tacoma Intl

Fri 2/27

3:05 pm-9:55 pm

1 stop44h 50m

$1,011

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

7:55 am-2:45 pm

2 stops40h 50m

Seattle/Tacoma Intl

Fri 2/27

8:30 am-6:10 am

2 stops35h 40m

$1,061

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 3/13

8:50 pm-8:56 pm

1 stop33h 06m

Seattle/Tacoma Intl

Fri 3/20

11:59 pm-3:05 pm

2 stops30h 06m

$1,098

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 2/16

2:35 pm-8:56 pm

3 stops40h 21m

Seattle/Tacoma Intl

Fri 2/27

9:45 pm-2:35 pm

2 stops30h 50m

$1,584

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Sat 4/25

1:00 pm-12:45 pm

1 stop32h 45m

$691

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Sat 4/18

7:30 pm-12:45 pm

1 stop26h 15m

$723

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 6/22

10:40 am-8:45 am

2 stops31h 05m

$728

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Fri 4/24

1:00 pm-12:45 pm

1 stop32h 45m

$734

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 4/20

4:35 pm-5:15 pm

1 stop33h 40m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 17 results
1
2

Compare providers for flights from Cape Town to Seattle

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 Cape Town to Seattle in January.
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 Cape Town-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cape Town-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cape Town-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cape Town-Seattle 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 Cape Town-Seattle 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 Cape Town to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Cape Town 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.

Cheapflights Insights

Everything you need to know about your flight from Cape Town to Seattle

How far ahead should I book a flight from Cape Town to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Cape Town to Seattle. Price data was last updated on January 23, 2026.

The price you pay for your flight from Cape Town to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Cape Town to Seattle?

Currently, October is the cheapest month in which you can book a flight from Cape Town to Seattle (average of $904). Flying from Cape Town to Seattle in April is currently the most expensive (average of $1,135). 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.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown United Airlines from Cape Town to Seattle. 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
9,209 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,209 reviews
United Airlines
7.4
Good
9,209 reviews

Crew

8.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Cape Town to Seattle. 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 Cape Town to Seattle?

    Airlines like United Airlines and KLM fly from Cape Town to Seattle in about 31h 25m. The time it takes to get you to your destination can typically vary by up to 48m. There are 10211 mi between Cape Town and Seattle. This flight may include one or multiple stops.

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

    United Airlines, at $969, was found to be the cheapest airline from Cape Town to Seattle.. United Airlines is currently priced 15% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Cape Town to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Cape Town to Seattle 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 Cape Town to Seattle?

    Currently, October is the cheapest month in which you can book a flight from Cape Town to Seattle (average of $904). Flying from Cape Town to Seattle in April is currently the most expensive (average of $1,135). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cape Town to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
OR Tambo to Seattle flights
OR Tambo to Portland flights
Cape Town to Portland flights
Port Elizabeth to Seattle flights

Top airline flying from Cape Town to Seattle

Discover the top airline that operate flights from Cape Town to Seattle. 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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$969Average$971FlexibilityNo cancel feeOn-time69%

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