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Cheap flights from Seattle (SEA) to Santos Dumont (SDU) from $766

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — SDU
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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How far in advance should I book a flight from Seattle to Rio de Janeiro Santos Dumont Airport?

Users have found that booking a flight from Seattle to Rio de Janeiro Santos Dumont Airport at least 9 days early can save you up to 11% on average compared to booking a flight this week. If booking 9 days before your flight isn’t an option for you, users have found flights from Seattle to Rio de Janeiro Santos Dumont Airport for as little as $988 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,098 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Rio de Janeiro Santos Dumont Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Rio de Janeiro Santos Dumont Airport. Flights to Rio de Janeiro Santos Dumont Airport from Seattle in March are about $1,407 on average during March, but can be found for as low as $993.

When is the cheapest time to fly from Seattle to Rio de Janeiro Santos Dumont Airport (SEA - SDU)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Rio de Janeiro Santos Dumont Airport as you normally would.

Cheap LATAM Airlines flights from Seattle to Santos Dumont

Explore cheap flight options specifically provided by LATAM Airlines for the route between Seattle and Santos Dumont. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Take a look at some of the lowest-priced LATAM Airlines flights heading from Seattle to Rio de Janeiro. Make sure to check back often as deals are often changing.
Tue 6/49:59 amSEA - SDU
2 stops31h 31mLATAM Airlines
Tue 6/118:15 pmSDU - SEA
2 stops20h 07mLATAM Airlines
Deal found 5/5$1,093
Wed 6/1211:25 pmSEA - SDU
2 stops33h 10mLATAM Airlines
Tue 7/236:05 amSDU - SEA
2 stops43h 45mLATAM Airlines
Deal found 5/5$1,131
Wed 9/187:20 amSEA - SDU
2 stops21h 35mLATAM Airlines
Wed 9/258:15 pmSDU - SEA
2 stops21h 55mLATAM Airlines
Deal found 5/4$1,298
Tue 10/2210:55 pmSEA - SDU
2 stops33h 40mLATAM Airlines
Thu 10/248:15 pmSDU - SEA
2 stops19h 55mLATAM Airlines
Deal found 5/3$1,674
Fri 6/288:02 amSEA - SDU
2 stops20h 58mLATAM Airlines
Sat 7/138:20 pmSDU - SEA
2 stops22h 25mLATAM Airlines
Deal found 5/4$5,037

Cheap Aeromexico flights from Seattle to Santos Dumont

Explore cheap flight options specifically provided by Aeromexico for the route between Seattle and Santos Dumont. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Take a gander at the lowest prices we've found on Aeromexico flights from Seattle to Rio de Janeiro. Make sure to examine the flight information before completing your reservation.
Mon 7/810:00 pmSEA - SDU
2 stops34h 35mAeromexico
Wed 7/316:05 amSDU - SEA
2 stops35h 57mAeromexico
Deal found 5/4$1,108
Tue 6/119:30 amSEA - SDU
2 stops23h 05mAeromexico
Mon 7/226:05 amSDU - SEA
2 stops35h 57mAeromexico
Deal found 5/4$1,205
Tue 7/237:20 amSEA - SDU
2 stops25h 15mAeromexico
Thu 8/86:05 amSDU - SEA
2 stops41h 55mAeromexico
Deal found 5/4$1,253
Tue 7/237:20 amSEA - SDU
2 stops25h 15mAeromexico
Thu 8/86:05 amSDU - SEA
2 stops41h 55mAeromexico
Deal found 5/5$1,254

Cheap Seattle to Santos Dumont flights in May & June 2024

Find cheap flight options from Seattle to Santos Dumont specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 5, 2024.
These are some of the most attractive deals on flights from Seattle to Rio de Janeiro in 2024. Check back in a little while for more flight options.
Thu 5/92:21 pmSEA - SDU
2 stops26h 19mMultiple Airlines
Thu 5/165:45 pmSDU - SEA
2 stops21h 58mMultiple Airlines
Deal found 5/5$1,033
Tue 6/49:59 amSEA - SDU
2 stops31h 31mLATAM Airlines
Tue 6/118:15 pmSDU - SEA
2 stops20h 07mLATAM Airlines
Deal found 5/5$1,093
Mon 6/312:45 pmSEA - SDU
2 stops27h 50mMultiple Airlines
Mon 6/105:45 pmSDU - SEA
2 stops25h 37mMultiple Airlines
Deal found 5/4$1,113
Wed 6/1211:25 pmSEA - SDU
2 stops33h 10mLATAM Airlines
Tue 7/236:05 amSDU - SEA
2 stops43h 45mLATAM Airlines
Deal found 5/5$1,131
Fri 6/77:40 amSEA - SDU
2 stops32h 55mAir Canada
Mon 6/177:50 amSDU - SEA
2 stops41h 35mAir Canada
Deal found 5/4$1,168
Sun 6/27:40 amSEA - SDU
2 stops32h 55mAir Canada
Sun 6/98:40 amSDU - SEA
2 stops41h 18mAir Canada
Deal found 5/4$1,174
Tue 6/119:30 amSEA - SDU
2 stops23h 05mAeromexico
Mon 7/226:05 amSDU - SEA
2 stops35h 57mAeromexico
Deal found 5/4$1,205
Fri 5/247:40 amSEA - SDU
2 stops33h 00mMultiple Airlines
Thu 6/67:50 amSDU - SEA
2 stops41h 26mMultiple Airlines
Deal found 5/4$1,208
Thu 6/611:40 amSEA - SDU
2 stops28h 55mMultiple Airlines
Thu 6/137:50 amSDU - SEA
2 stops41h 26mMultiple Airlines
Deal found 5/4$1,214

Seattle to Santos Dumont 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Santos Dumont in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
These are some of the most attractive deals on flights from Seattle to Rio de Janeiro in 2024. Check back in a little while for more flight options.
Thu 5/92:21 pmSEA - SDU
2 stops26h 19mMultiple Airlines
Thu 5/165:45 pmSDU - SEA
2 stops21h 58mMultiple Airlines
Deal found 5/5$1,033
Tue 6/49:59 amSEA - SDU
2 stops31h 31mLATAM Airlines
Tue 6/118:15 pmSDU - SEA
2 stops20h 07mLATAM Airlines
Deal found 5/5$1,093
Mon 7/810:00 pmSEA - SDU
2 stops34h 35mAeromexico
Wed 7/316:05 amSDU - SEA
2 stops35h 57mAeromexico
Deal found 5/4$1,108
Mon 6/312:45 pmSEA - SDU
2 stops27h 50mMultiple Airlines
Mon 6/105:45 pmSDU - SEA
3 stops24h 41mMultiple Airlines
Deal found 5/4$1,113
Wed 6/1211:25 pmSEA - SDU
2 stops33h 10mLATAM Airlines
Tue 7/236:05 amSDU - SEA
2 stops43h 45mLATAM Airlines
Deal found 5/5$1,131
Fri 6/77:40 amSEA - SDU
2 stops32h 55mAir Canada
Mon 6/177:50 amSDU - SEA
2 stops41h 35mAir Canada
Deal found 5/4$1,168
Sun 6/27:40 amSEA - SDU
2 stops32h 55mAir Canada
Sun 6/98:40 amSDU - SEA
2 stops41h 18mAir Canada
Deal found 5/4$1,174
Tue 6/119:30 amSEA - SDU
2 stops23h 05mAeromexico
Mon 7/226:05 amSDU - SEA
2 stops35h 57mAeromexico
Deal found 5/4$1,205
Fri 5/247:40 amSEA - SDU
2 stops33h 00mMultiple Airlines
Thu 6/67:50 amSDU - SEA
2 stops41h 26mMultiple Airlines
Deal found 5/4$1,208

One-way flights to Santos Dumont from Seattle

Search for one-way flight options from Seattle to Santos Dumont. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 5, 2024.
Users in need of a one-way flight from Seattle to Rio de Janeiro can choose from these deals. Users can also find round-trip Seattle to Rio de Janeiro flights by using the search form above.
Mon 10/711:35 amSEA - SDU
2 stops29h 00mAir Canada
Deal found 5/4$766
Mon 9/28:50 amSEA - SDU
2 stops23h 45mLATAM Airlines
Deal found 5/4$825
Sun 9/111:55 pmSEA - SDU
2 stops29h 00mLATAM Airlines
Deal found 5/4$2,354
Sun 9/16:45 pmSEA - SDU
3 stops47h 35mMultiple Airlines
Deal found 5/4$3,183

Find flights from Seattle to Santos Dumont within your budget

Customize your flight search to find flights from Seattle to Santos Dumont 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 2,795,183 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,033 - $1,685

Route

Depart

Return

Price

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Wed 6/5

2 stops27h 50m

Rio de Janeiro Santos Dumont

Mon 6/17

2 stops21h 22m

$1,033

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Tue 6/4

2 stops31h 31m

Rio de Janeiro Santos Dumont

Tue 6/11

2 stops20h 07m

$1,093

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Mon 7/8

2 stops34h 35m

Rio de Janeiro Santos Dumont

Wed 7/31

2 stops35h 57m

$1,108

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Mon 6/3

2 stops27h 50m

Rio de Janeiro Santos Dumont

Mon 6/10

2 stops25h 37m

$1,113

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Wed 6/12

2 stops33h 10m

Rio de Janeiro Santos Dumont

Tue 7/23

2 stops43h 45m

$1,131

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Fri 6/7

2 stops32h 55m

Rio de Janeiro Santos Dumont

Mon 6/17

2 stops41h 35m

$1,168

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Sun 6/2

2 stops32h 55m

Rio de Janeiro Santos Dumont

Sun 6/9

2 stops41h 18m

$1,174

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Sun 6/30

2 stops32h 11m

Rio de Janeiro Santos Dumont

Sat 7/6

2 stops31h 29m

$1,629

Seattle/Tacoma IntlRio de Janeiro Santos Dumont

SEA - SDU

SEASDU

Seattle/Tacoma Intl

Sat 10/12

3 stops22h 47m

Rio de Janeiro Santos Dumont

Sat 10/19

2 stops22h 05m

$1,685

Flights are sorted by cheapest first

Deals found on 5/4

When is the cheapest time to fly from Seattle to Rio de Janeiro Santos Dumont Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Santos Dumont. Price data was last updated on March 24, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seattle to Rio de Janeiro Santos Dumont Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. 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 Santos Dumont. Reviews last updated May 5, 2024.
To help decide which airline to fly from Seattle to Rio de Janeiro, see what other customers have to say about LATAM Airlines, Aeromexico and Air Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

Aeromexico
7.6
Good
2,587 reviews
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

LATAM Airlines
7.6
Good
2,457 reviews
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

GOL
7.5
Good
1,326 reviews
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

United Airlines
7.4
Good
11,118 reviews
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

Air Canada
7.0
Good
6,913 reviews
Aeromexico
7.6
Good
2,587 reviews
Check prices

Crew

8.1

Overall

7.6

Boarding

7.6

Comfort

7.7

Food

6.9

Entertainment

7.3

Reviews

1 / 10

Long delays. Three changes to the boarding gate, very far away.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Rio de Janeiro Santos Dumont?

    If you book a flight to Rio de Janeiro Santos Dumont from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Seattle/Tacoma Intl to Rio de Janeiro Santos Dumont per day from 0 different airlines.

  • Can I find flights from Seattle to Rio de Janeiro Santos Dumont Airport for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Seattle to Rio de Janeiro Santos Dumont Airport for under $1,100. The cheapest flight booked recently is on Multiple Airlines for just $1,033, but on average you can expect to pay $1,223.

  • What does SEA to SDU mean?

    SEA and SDU are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to SDU refers to a flight route from Seattle/Tacoma Intl Airport to Rio de Janeiro Santos Dumont Airport.

  • Can I find deals for flights from Seattle to Santos Dumont that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Santos Dumont flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Santos Dumont with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Santos Dumont flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Seattle to Santos Dumont?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Santos Dumont that allow pets onboard?

    Many airlines flying from Seattle to Santos Dumont offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Santos Dumont?

    Yes, you can often find last-minute deals on Seattle to Santos Dumont flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Rio de Janeiro Santos Dumont Airport flight deals updated?

    The Seattle to Rio de Janeiro Santos Dumont Airport flight deals you see on this page were last updated on 5/5.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.

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Search flights from Seattle to Santos Dumont by cabin class

Find flights from Seattle to Santos Dumont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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

How does Cheapflights help users find flights from Seattle to Santos Dumont?

Cheapflights makes it easy to find Seattle to Santos Dumont flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Santos Dumont?

Cheapflights helps you find that perfect flight to Santos Dumont from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Seattle to Santos Dumont with no change fees?

Certainly. Search results for flights to Santos Dumont from Seattle shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Seattle to Santos Dumont become cheaper?

Yes, Cheapflights offers price alerts on Seattle to Santos Dumont flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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