Find flights
When to book
Airlines
FAQs

Cheap flights from Cape Town to Seattle from R17 800

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
CPT — SEA
May 2 — May 91
1 adult

Cheapflights Tip: The best prices from Cape Town Intl to Seattle/Tacoma Intl are usually found in February or November, booked 48 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap 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 27 April 2025.

Round-trip from

R18 211

Popular in

August

Cheapest in

February

Average price

R22 353
Delta
  • Delta
  • 10/6-17/6
  • 3 total stops
  • 58h 20m total
  • Cape Town to Seattle
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (R45 146 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R7 098 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 27 April 2025.

Sat 26/419:50CPT - SEA
1 stop24h 18mUnited Airlines
Wed 7/58:50SEA - CPT
2 stops23h 20mUnited Airlines
Deal found 26/4R17 800
Tue 10/620:05CPT - SEA
1 stop29h 15mDelta
Tue 17/67:20SEA - CPT
2 stops29h 05mDelta
Deal found 26/4R18 211
Tue 10/614:00CPT - SEA
2 stops30h 15mMultiple Airlines
Tue 17/67:20SEA - CPT
2 stops29h 05mMultiple Airlines
Deal found 26/4R18 379
Tue 10/623:15CPT - SEA
1 stop25h 40mKLM
Tue 17/617:35SEA - CPT
1 stop42h 50mKLM
Deal found 26/4R18 435
Mon 16/616:35CPT - SEA
1 stop27h 00mTurkish Airlines
Sun 6/719:10SEA - CPT
1 stop31h 40mTurkish Airlines
Deal found 26/4R20 655
Mon 16/618:55CPT - SEA
2 stops35h 18mAmerican Airlines
Sun 6/713:29SEA - CPT
2 stops36h 31mAmerican Airlines
Deal found 26/4R24 592
Thu 1/518:25CPT - SEA
2 stops50h 10mBritish Airways
Wed 7/56:20SEA - CPT
2 stops43h 40mBritish Airways
Deal found 26/4R29 368
Mon 16/610:40CPT - SEA
3 stops39h 14mSingapore Airlines
Sun 6/77:00SEA - CPT
3 stops41h 25mSingapore Airlines
Deal found 26/4R39 295
Sun 25/513:00CPT - SEA
1 stop32h 45mQatar Airways
Thu 5/616:30SEA - CPT
1 stop33h 20mQatar Airways
Deal found 26/4R111 522

Cheapflights Fare Finder

Customise 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 594 507 searches. Data last updated 27 April 2025.
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

Tue 10/6

20:05-16:20

1 stop29h 15m

Seattle/Tacoma Intl

Tue 17/6

7:20-21:25

2 stops29h 05m

R18 211

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Tue 10/6

14:00-11:15

2 stops30h 15m

Seattle/Tacoma Intl

Tue 17/6

7:20-21:25

2 stops29h 05m

R18 379

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Tue 10/6

23:15-15:55

1 stop25h 40m

Seattle/Tacoma Intl

Tue 17/6

17:35-21:25

1 stop42h 50m

R18 435

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 16/6

16:35-10:35

1 stop27h 00m

Seattle/Tacoma Intl

Sun 6/7

19:10-11:50

1 stop31h 40m

R20 655

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Tue 10/6

20:00-21:11

3 stops34h 11m

Seattle/Tacoma Intl

Tue 17/6

22:15-17:10

2 stops33h 55m

R23 902

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 16/6

18:55-21:13

2 stops35h 18m

Seattle/Tacoma Intl

Sun 6/7

13:29-11:00

2 stops36h 31m

R24 592

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Mon 16/6

10:40-16:54

3 stops39h 14m

Seattle/Tacoma Intl

Sun 6/7

7:00-9:25

3 stops41h 25m

R39 295

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Sun 25/5

18:25-11:10

2 stops49h 45m

Seattle/Tacoma Intl

Thu 5/6

20:20-11:00

1 stop29h 40m

R102 939

Cape TownSeattle

CPT - SEA

CPTSEA

Cape Town Intl

Sun 25/5

13:00-12:45

1 stop32h 45m

Seattle/Tacoma Intl

Thu 5/6

16:30-10:50

1 stop33h 20m

R111 522

Flights are sorted by cheapest return flights first.

Deals found on 26/4

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 return 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 return flight from Cape Town to Seattle. Price data was last updated on 18 April 2025.

The best time to book flights from Cape Town to Seattle is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Cape Town to Seattle (average of R926). Flying from Cape Town to Seattle in June is currently the most expensive (average of R1 179). 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.

What is the cheapest time of day to fly from CPT to SEA?

Find hourly flight availability from Cape Town to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 April 2025.

When flying from Cape Town to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 10% versus a flight in the evening.

What is the cheapest day to fly from Cape Town to Seattle?

Use this chart to determine the cheapest time to fly return from Cape Town to Seattle. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Cape Town to Seattle flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 27 April 2025.
Read through reviews of airlines operating flights from Cape Town to Seattle, such as Singapore Airlines, Delta and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8,1
Very Good
1 290 reviews
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Delta
8,0
Very Good
7 922 reviews
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
KLM
7,8
Good
1 334 reviews
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Qatar Airways
7,4
Good
3 560 reviews
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
United Airlines
7,4
Good
8 689 reviews
Singapore Airlines
8,1
Very Good
1 290 reviews
Check prices

Food

7,7

Overall

8,1

Comfort

7,9

Crew

8,6

Entertainment

8,0

Boarding

8,2

Reviews

1 / 20
8,0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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.

  • What are the cheapest airlines flying from Cape Town to Seattle round-trip?

    According to our current data, Delta (R18 211), KLM (R18 435), and Turkish Airlines (R20 655) offers the cheapest pricing from Cape Town to Seattle. Delta is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Cape Town to Seattle (average of R926). Flying from Cape Town to Seattle in June is currently the most expensive (average of R1 179). 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

Travelling to a place near Cape Town?

Book flights to Cape Town if you plan to visit one of these locations
SeaTac

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Cape Town to Seattle on these airlines

Choose from the following airlines for your flight from Cape Town to Seattle. Flights are based on user searches made on Cheapflights and were last updated on 27 April 2025.
United Airlines flights from Cape Town Intl to Seattle/Tacoma Intl
British Airways flights from Cape Town Intl to Seattle/Tacoma Intl
Qatar Airways flights from Cape Town Intl to Seattle/Tacoma Intl
Virgin Atlantic flights from Cape Town Intl to Seattle/Tacoma Intl

Top 9 airlines flying from Cape Town to Seattle

Discover the top 9 airlines 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 594 507 searches. Data last updated 27 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapestR16 760AverageR23 108FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
United AirlinesCheapestR17 071AverageR21 723FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapestR17 390AverageR22 734FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapestR17 701AverageR19 098FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapestR17 987AverageR18 770FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Turkish AirlinesCheapestR19 520AverageR21 132FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapestR20 292AverageR21 805FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapestR20 417AverageR23 524FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Singapore AirlinesCheapestR20 861AverageR25 515FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cape Town to Seattle?

Cheapflights helps you search for flights from Cape Town to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Cape Town to Seattle?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Cape Town.

Can Cheapflights find flights from Cape Town to Seattle with no change fees?

Yes! Cheapflights helps users easily find flights from Cape Town to Seattle with no change fees.

Can Cheapflights notify me if prices for flights from Cape Town to Seattle become cheaper?

Not ready to book yet? You can track prices for flights from Cape Town to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights