In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

How far in advance should I book a flight from San Diego to Rio de Janeiro Santos Dumont Airport?

Travelers have found it’s best to book a flight 49 days in advance to save up to 66% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 49 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to Rio de Janeiro Santos Dumont Airport 1-2 weeks in advance for as low as $737, or $1,391 for flights within the next 24 hours.

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

Flights from San Diego to Rio de Janeiro Santos Dumont Airport lean towards being more expensive in June. Prices are generally better when you fly from San Diego to Rio de Janeiro Santos Dumont Airport in March, with the cheapest ticket starting at $855.

What is the cheapest time of day to fly from SAN to SDU?

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

What airport do you fly from for flights from San Diego to Rio de Janeiro Santos Dumont?

Most people fly from San Diego (SAN) if they book a flight from San Diego to Rio de Janeiro Santos Dumont. On average, San Diego has 0 outbound flights to Rio de Janeiro Santos Dumont per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

Can I find deals for flights from San Diego to Santos Dumont that include hotel bookings?

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

How can I find direct flights from San Diego to Santos Dumont?

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

Can I find deals for business class flights from San Diego to Santos Dumont?

Yes. Cheapflights offers flight deals from San Diego 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.

$534+ Flights from San Diego to Rio de Janeiro Santos Dumont Airport, Brazil

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Cheap flight deals from San Diego to Santos Dumont

Round-trip from	$783 (Mytrip)
One-way from	$534 (Kiwi.com)
Popular in	June
Cheapest in	March
Average price	$1,301

From San Diego to Rio de Janeiro Santos Dumont

Search Deals

One-way flight from San Diego to Rio de Janeiro Santos Dumont

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($213 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

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Find flight deals from San Diego to Santos Dumont

Cheapest flights from San Diego to Santos Dumont
Explore the most affordable flight options available from San Diego to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Sat 8/307:01 pmSAN - SDU

3 stops23h 14mMultiple Airlines

Wed 9/243:15 pmSDU - SAN

3 stops30h 55mMultiple Airlines

Deal found 7/1

$783

Mon 9/810:00 amSAN - SDU

2 stops19h 35mLATAM Airlines

Mon 9/298:20 pmSDU - SAN

2 stops28h 13mLATAM Airlines

Deal found 7/1

$1,061

Mon 8/410:22 pmSAN - SDU

2 stops30h 23mGOL

Thu 9/46:20 amSDU - SAN

2 stops19h 33mGOL

Deal found 6/30

$1,342

Fri 11/2110:51 amSAN - SDU

2 stops22h 29mUnited Airlines

Sun 11/303:00 pmSDU - SAN

2 stops23h 39mUnited Airlines

Deal found 7/2

$1,628

Wed 7/308:10 amSAN - SDU

2 stops26h 10mAir Canada

Tue 8/1211:25 amSDU - SAN

2 stops28h 10mAir Canada

Deal found 7/1

$2,193

Wed 10/16:15 amSAN - SDU

2 stops23h 20mDelta

Wed 10/228:20 pmSDU - SAN

2 stops20h 45mDelta

Deal found 7/1

$2,553

Best flights from San Diego to Santos Dumont
Discover carefully curated flight deals from San Diego to Santos Dumont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Sat 8/307:01 pmSAN - SDU

3 stops23h 14mMultiple Airlines

Wed 9/243:15 pmSDU - SAN

3 stops30h 55mMultiple Airlines

Deal found 7/1

$783

Mon 9/810:00 amSAN - SDU

2 stops19h 35mLATAM Airlines

Mon 9/298:20 pmSDU - SAN

2 stops28h 13mLATAM Airlines

Deal found 7/1

$1,061

Mon 8/410:22 pmSAN - SDU

2 stops30h 23mGOL

Thu 9/46:20 amSDU - SAN

2 stops19h 33mGOL

Deal found 6/30

$1,342

Wed 7/308:10 amSAN - SDU

2 stops26h 10mAir Canada

Tue 8/1211:25 amSDU - SAN

2 stops28h 10mAir Canada

Deal found 7/1

$2,193

Wed 7/308:00 amSAN - SDU

2 stops21h 35mDelta

Wed 8/68:20 pmSDU - SAN

2 stops23h 03mDelta

Deal found 6/30

$4,386

Last-minute flights from San Diego to Santos Dumont
Discover last-minute flight deals from San Diego to Santos Dumont. Data last updated July 2, 2025 and is based on user searches.

Wed 7/308:10 amSAN - SDU

2 stops26h 10mAir Canada

Tue 8/1211:25 amSDU - SAN

2 stops28h 10mAir Canada

Deal found 7/1

$2,193

Wed 7/308:00 amSAN - SDU

2 stops21h 35mDelta

Wed 8/68:20 pmSDU - SAN

2 stops23h 03mDelta

Deal found 6/30

$4,386

Mon 8/410:22 pmSAN - SDU

2 stops30h 23mGOL

Thu 9/46:20 amSDU - SAN

2 stops19h 33mGOL

Deal found 6/30

$1,342

Sat 8/307:01 pmSAN - SDU

3 stops23h 14mMultiple Airlines

Wed 9/243:15 pmSDU - SAN

3 stops30h 55mMultiple Airlines

Deal found 7/1

$783

Sat 8/3012:20 pmSAN - SDU

2 stops24h 50mLATAM Airlines

Wed 9/248:20 pmSDU - SAN

2 stops28h 13mLATAM Airlines

Deal found 7/1

$1,148

One-way flights from San Diego to Santos Dumont
Search for one-way flight options from San Diego to Santos Dumont. Find affordable one-way fares based on user searches. Data last updated July 2, 2025.

Mon 7/149:03 pmSAN - SDU

3 stops34h 07mMultiple Airlines

Deal found 7/2

$534

Tue 9/237:00 amSAN - SDU

2 stops22h 35mLATAM Airlines

Deal found 6/30

$672

Tue 7/1511:58 amSAN - SDU

2 stops22h 22mUnited Airlines

Deal found 6/30

$694

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Diego to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Sat 8/30

7:01 pm-10:15 pm

3 stops23h 14m

Rio de Janeiro Santos Dumont

Wed 9/24

3:15 pm-6:10 pm

3 stops30h 55m

$783

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Mon 9/8

10:00 am-9:35 am

2 stops19h 35m

Rio de Janeiro Santos Dumont

Mon 9/29

8:20 pm-8:33 pm

2 stops28h 13m

$1,061

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Mon 8/4

10:22 pm-8:45 am

2 stops30h 23m

Rio de Janeiro Santos Dumont

Thu 9/4

6:20 am-9:53 pm

2 stops19h 33m

$1,342

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 7/30

8:10 am-2:20 pm

2 stops26h 10m

Rio de Janeiro Santos Dumont

Tue 8/12

11:25 am-11:35 am

2 stops28h 10m

$2,193

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Wed 7/30

8:00 am-9:35 am

2 stops21h 35m

Rio de Janeiro Santos Dumont

Wed 8/6

8:20 pm-3:23 pm

2 stops23h 03m

$4,386

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Mon 7/14

9:03 pm-11:10 am

3 stops34h 07m

$534

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Tue 9/23

7:00 am-9:35 am

2 stops22h 35m

$672

San DiegoRio de Janeiro

SAN - SDU

SANSDU

San Diego

Tue 7/15

11:58 am-2:20 pm

2 stops22h 22m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from San Diego to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from San Diego 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 Santos Dumont

See what other customers who have flown with Delta, LATAM Airlines, and United Airlines from San Diego to Rio de Janeiro Santos Dumont Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,983 reviews

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,805 reviews

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,861 reviews

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL

7.3

Good

1,082 reviews

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Canada

7.1

Good

9,669 reviews

Delta

8.0

Very good

7,983 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from San Diego to Rio de Janeiro Santos Dumont?
Most people fly from San Diego (SAN) if they book a flight from San Diego to Rio de Janeiro Santos Dumont. On average, San Diego has 0 outbound flights to Rio de Janeiro Santos Dumont per day from 0 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.
Can I find deals for flights from San Diego to Santos Dumont that include hotel bookings?
Yes. In addition to deals on San Diego to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Diego to Santos Dumont?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Santos Dumont.
Can I find deals for business class flights from San Diego to Santos Dumont?
Yes. Cheapflights offers flight deals from San Diego 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.

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$534+ Cheap flights from San Diego (SAN) to Santos Dumont, Brazil (SDU)

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Diego to Santos Dumont with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from San Diego to Santos Dumont

Round-trip from

One-way from

Popular in

Cheapest in

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Find flight deals from San Diego to Santos Dumont

Cheapest flights from San Diego to Santos DumontExplore the most affordable flight options available from San Diego to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Explore the most affordable flight options available from San Diego to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Diego to Rio de Janeiro Santos Dumont Airport that are best for you.

Best time to book a flight from San Diego to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from San Diego with our price prediction graph.

Reviews of airlines servicing Santos Dumont

See what other customers who have flown with Delta, LATAM Airlines, and United Airlines from San Diego to Rio de Janeiro Santos Dumont Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 San Diego to Rio de Janeiro Santos Dumont?

Can I find deals for flights from San Diego to Santos Dumont that include hotel bookings?

How can I find direct flights from San Diego to Santos Dumont?

Can I find deals for business class flights from San Diego to Santos Dumont?

Browse thousands of different options on Cheapflights for your next trip

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Cheapest flights from San Diego to Santos Dumont
Explore the most affordable flight options available from San Diego to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.