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Cartagena

$254+ Cheap flights from Seattle (SEA) to Cartagena (CTG)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — CTG
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Cartagena Rafael Nunez are usually found in August or September, booked 35 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Seattle to Cartagena

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Cartagena (CTG). 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 15, 2025.

Round-trip from

$558
(United Airlines)

One-way from

$254
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$703
From Seattle/Tacoma Intl to Cartagena Rafael Nunez
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One-way flight from Seattle/Tacoma Intl to Cartagena Rafael Nunez
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Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 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 Cartagena

Cheapest flights from Seattle to Cartagena
Explore the most affordable flight options available from Seattle to Cartagena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 11/197:28 pmSEA - CTG
2 stops34h 13mUnited Airlines
Tue 12/29:42 amCTG - SEA
2 stops18h 17mUnited Airlines
Deal found 9/14$558
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/297:28 pmSEA - CTG
2 stops35h 13mUnited Airlines
Wed 11/55:55 pmCTG - SEA
2 stops31h 51mUnited Airlines
Deal found 9/14$560
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/77:00 amSEA - CTG
2 stops23h 42mUnited Airlines
Tue 10/149:42 amCTG - SEA
2 stops30h 42mUnited Airlines
Deal found 9/14$566
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/811:10 pmSEA - CTG
2 stops31h 32mUnited Airlines
Sat 11/89:42 amCTG - SEA
2 stops25h 41mUnited Airlines
Deal found 9/13$583
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/158:00 amSEA - CTG
3 stops46h 42mUnited Airlines
Tue 10/219:42 amCTG - SEA
2 stops35h 34mUnited Airlines
Deal found 9/15$604
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/118:00 amSEA - CTG
3 stops46h 42mUnited Airlines
Sat 10/189:42 amCTG - SEA
2 stops37h 33mUnited Airlines
Deal found 9/15$612
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:34 amSEA - CTG
1 stop25h 51mMultiple Airlines
Sun 11/99:25 pmCTG - SEA
2 stops51h 45mMultiple Airlines
Deal found 9/14$654
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/118:34 amSEA - CTG
1 stop25h 51mMultiple Airlines
Sat 10/189:54 pmCTG - SEA
2 stops26h 28mMultiple Airlines
Deal found 9/15$657
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:30 amSEA - CTG
2 stops31h 09mMultiple Airlines
Tue 10/214:48 amCTG - SEA
2 stops19h 42mMultiple Airlines
Deal found 9/14$660
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:16 pmSEA - CTG
1 stop12h 52mMultiple Airlines
Mon 1/197:25 pmCTG - SEA
2 stops42h 09mMultiple Airlines
Deal found 9/14$670
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/610:08 pmSEA - CTG
1 stop14h 22mAmerican Airlines
Sat 12/132:30 pmCTG - SEA
1 stop11h 46mAmerican Airlines
Deal found 9/14$671

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Cartagena 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 15, 2025.
Use the filters below to find and compare flights from Seattle to Cartagena that are best for you.

Fly from

Seattle

Fly to

Cartagena

Route

Depart

Return

Price

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Thu 10/23

11:10 pm-8:42 am

2 stops31h 32m

Cartagena Rafael Nunez

Sun 11/9

9:42 am-12:59 am

2 stops18h 17m

$558

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Tue 10/7

7:00 am-8:42 am

2 stops23h 42m

Cartagena Rafael Nunez

Tue 10/14

9:42 am-11:15 pm

2 stops39h 33m

$558

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Wed 11/19

7:28 pm-8:41 am

2 stops34h 13m

Cartagena Rafael Nunez

Tue 12/2

9:42 am-12:59 am

2 stops18h 17m

$558

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Thu 11/20

5:30 am-8:41 am

2 stops24h 11m

Cartagena Rafael Nunez

Thu 12/4

9:42 am-12:59 am

2 stops18h 17m

$558

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Wed 10/29

11:59 pm-8:41 am

2 stops30h 42m

Cartagena Rafael Nunez

Wed 11/5

5:55 pm-6:10 pm

3 stops27h 15m

$560

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Sat 10/11

7:00 am-8:42 am

2 stops23h 42m

Cartagena Rafael Nunez

Sat 10/18

9:42 am-12:02 pm

2 stops28h 20m

$566

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Wed 10/8

11:10 pm-8:42 am

2 stops31h 32m

Cartagena Rafael Nunez

Sat 11/8

9:42 am-8:23 am

2 stops25h 41m

$583

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Wed 10/15

8:00 am-8:42 am

3 stops46h 42m

Cartagena Rafael Nunez

Tue 10/21

9:42 am-7:16 pm

2 stops35h 34m

$604

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Sat 10/11

8:34 am-12:25 pm

1 stop25h 51m

Cartagena Rafael Nunez

Sat 10/18

9:54 pm-10:22 pm

2 stops26h 28m

$657

SeattleCartagena

SEA - CTG

SEACTG

Seattle/Tacoma Intl

Sat 9/20

7:00 am-8:42 am

2 stops23h 42m

$254

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
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Best time to book a flight from Seattle to Cartagena

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

Cheapflights Insights

Everything you need to know about your flight from Seattle to Cartagena

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Cartagena. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Cartagena, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Cartagena (average of $404). Flying from Seattle to Cartagena in December is currently the most expensive (average of $521). 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 SEA to CTG?

Find hourly flight availability from Seattle to Cartagena. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s typically best to fly out from Seattle to Cartagena in the evening. Doing so could potentially save you 49% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing Cartagena

Get insights into the airlines that provide service to Cartagena. 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 Cartagena. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Delta, Copa Airlines, and American Airlines from Seattle to Cartagena by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.6
Good
1,531 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,954 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    A quick flight from Seattle to Cartagena can take about 31h 32m. United Airlines provides one of the quickest options available for as low as $558. Seattle and Cartagena are separated by a distance of 3723 mi.

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

    Delta, at $577, was found to be the cheapest airline from Seattle to Cartagena.Alternate airlines to your destination round-trip include Copa Airlines and American Airlines. These flights start at 31% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Seattle to Cartagena (average of $404). Flying from Seattle to Cartagena in December is currently the most expensive (average of $521). 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 Cartagena?

Book flights to Cartagena if you plan to visit one of these locations
Boca Grande

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Top 3 airlines flying from Seattle to Cartagena

Discover the top 3 airlines that operate flights from Seattle to Cartagena. 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$577Average$770FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$627Average$1,141FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$782FlexibilityNo cancel feeOn-time71%

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