Cheap flights from San Diego (SAN) to Rio de Janeiro (RIO) from $553

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 5/30. 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.
SAN — RIO
may. 29 — jun. 51

The best prices from San Diego to Rio de Janeiro are usually found in October or March, booked 83 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from San Diego to Rio de Janeiro

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Rio de Janeiro (RIO). 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 mayo 24, 2024.

Popular in

December

Cheapest in

October

Round-trip from

$718

One-way from

$564
High demand for flights, 30% potential price rise
Best time to find cheap flights, 20% potential price drop
From San Diego to Rio de Janeiro (RIO)
One-way flight from San Diego to Rio de Janeiro (RIO)

What is the cheapest day to fly round-trip from San Diego to Rio de Janeiro?

Friday flights are found to be more expensive to fly from San Diego to Rio de Janeiro. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Rio de Janeiro.

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

Users have found that booking a flight from San Diego to Rio de Janeiro at least 52 days early can save you up to 18% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from San Diego to Rio de Janeiro for as little as $1,016 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 $1,018 for flights departing within the next 3 days.

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

October is one of the best times of the year to fly to Rio de Janeiro from San Diego. Prices for October average $1,193 per person but you can even find prices for as low as $828. The most expensive prices can be found in the month of December. Opting for a October flight can save you 42% on your journey compared to booking in December

When is the cheapest time to fly from San Diego to Rio de Janeiro (SAN - RIO)?

It’s optimal to fly from San Diego to Rio de Janeiro in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Cheap United Airlines flights from San Diego to Rio de Janeiro

Explore cheap flight options specifically provided by United Airlines for the route between San Diego and Rio de Janeiro. 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 2,725,499 searches. Data last updated mayo 24, 2024.
Find some of the cheapest United Airlines flights traveling from San Diego to Rio de Janeiro. Make sure to check back often as deals are often changing.
mié. 9/1810:55 amSAN - GIG
2 stops41h 20mUnited Airlines
lun. 9/309:05 pmGIG - SAN
2 stops24h 37mUnited Airlines
Deal found 5/23$992
mar. 8/610:18 amSAN - GIG
1 stop17h 57mUnited Airlines
dom. 8/119:05 pmGIG - SAN
1 stop25h 10mUnited Airlines
Deal found 5/23$1,010
mar. 8/611:00 amSAN - GIG
2 stops17h 15mUnited Airlines
dom. 8/119:05 pmGIG - SAN
2 stops27h 13mUnited Airlines
Deal found 5/23$1,015
mié. 8/73:59 pmSAN - GIG
1 stop36h 16mUnited Airlines
lun. 8/129:05 pmGIG - SAN
1 stop20h 20mUnited Airlines
Deal found 5/23$1,022
dom. 7/147:00 amSAN - GIG
2 stops45h 15mUnited Airlines
dom. 8/49:05 pmGIG - SAN
2 stops30h 50mUnited Airlines
Deal found 5/22$1,029
mié. 7/106:45 pmSAN - GIG
2 stops33h 30mUnited Airlines
dom. 8/49:05 pmGIG - SAN
1 stop25h 10mUnited Airlines
Deal found 5/22$1,056
vie. 6/217:20 pmSAN - GIG
2 stops32h 55mUnited Airlines
vie. 6/289:05 pmGIG - SAN
2 stops40h 27mUnited Airlines
Deal found 5/23$1,115
vie. 6/214:05 pmSAN - GIG
1 stop36h 10mUnited Airlines
vie. 6/289:05 pmGIG - SAN
1 stop28h 14mUnited Airlines
Deal found 5/23$1,117
vie. 6/214:05 pmSAN - GIG
1 stop36h 10mUnited Airlines
vie. 6/289:05 pmGIG - SAN
2 stops40h 27mUnited Airlines
Deal found 5/23$1,128

Cheap Delta flights from San Diego to Rio de Janeiro

Explore cheap flight options specifically provided by Delta for the route between San Diego and Rio de Janeiro. 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 2,725,499 searches. Data last updated mayo 24, 2024.
Some of the lowest-priced Delta flights we've found at this time heading from San Diego to Rio de Janeiro. Deals are refreshing constantly so come back soon for more options.
mar. 8/139:59 pmSAN - GIG
2 stops28h 21mDelta
mié. 9/118:50 amGIG - SAN
1 stop18h 25mDelta
Deal found 5/23$998
mié. 7/1710:30 pmSAN - GIG
1 stop28h 20mDelta
mié. 8/78:50 amGIG - SAN
1 stop18h 13mDelta
Deal found 5/23$1,050
lun. 6/106:20 amSAN - GIG
2 stops20h 00mDelta
lun. 6/1712:50 pmGIG - SAN
2 stops24h 44mDelta
Deal found 5/23$1,091
lun. 6/1010:30 pmSAN - GIG
1 stop28h 20mDelta
lun. 6/1712:50 pmGIG - SAN
2 stops24h 44mDelta
Deal found 5/23$1,096

Cheap San Diego to Rio de Janeiro flights in May & June 2024

Find cheap flight options from San Diego to Rio de Janeiro specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Prices were last updated on mayo 24, 2024.
Check out some of the best flight deals from San Diego to Rio de Janeiro in 2024. Check back soon for alternative fares.
mar. 6/1111:15 amSAN - GIG
2 stops23h 55mMultiple Airlines
lun. 6/172:35 pmGIG - SAN
2 stops36h 12mMultiple Airlines
Deal found 5/23$1,016
jue. 6/137:20 amSAN - GIG
1 stop19h 30mMultiple Airlines
jue. 6/206:35 amGIG - SAN
2 stops21h 18mMultiple Airlines
Deal found 5/23$1,082
lun. 6/106:20 amSAN - GIG
2 stops20h 00mDelta
lun. 6/1712:50 pmGIG - SAN
2 stops24h 44mDelta
Deal found 5/23$1,091
lun. 6/1010:30 pmSAN - GIG
1 stop28h 20mDelta
lun. 6/1712:50 pmGIG - SAN
2 stops24h 44mDelta
Deal found 5/23$1,096
jue. 6/611:00 amSAN - GIG
2 stops31h 40mLATAM Airlines
jue. 6/136:20 pmGIG - SAN
2 stops27h 26mLATAM Airlines
Deal found 5/23$1,097
vie. 6/217:20 pmSAN - GIG
2 stops32h 55mUnited Airlines
vie. 6/289:05 pmGIG - SAN
2 stops40h 27mUnited Airlines
Deal found 5/23$1,115
vie. 6/214:05 pmSAN - GIG
1 stop36h 10mUnited Airlines
vie. 6/289:05 pmGIG - SAN
1 stop28h 14mUnited Airlines
Deal found 5/23$1,117
vie. 6/214:05 pmSAN - GIG
1 stop36h 10mUnited Airlines
vie. 6/289:05 pmGIG - SAN
2 stops40h 27mUnited Airlines
Deal found 5/23$1,128
lun. 6/108:35 pmSAN - GIG
2 stops23h 39mCopa Airlines
dom. 6/161:24 amGIG - SAN
2 stops20h 28mCopa Airlines
Deal found 5/23$1,141

San Diego to Rio de Janeiro 2024 flight deals

Discover exclusive flight deals for travel between San Diego and Rio de Janeiro in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated mayo 24, 2024.
Check out some of the best flight deals from San Diego to Rio de Janeiro in 2024. Check back soon for alternative fares.
mié. 9/1810:55 amSAN - GIG
2 stops41h 20mUnited Airlines
lun. 9/309:05 pmGIG - SAN
2 stops24h 37mUnited Airlines
Deal found 5/23$992
mar. 8/139:59 pmSAN - GIG
2 stops28h 21mDelta
mié. 9/118:50 amGIG - SAN
1 stop18h 25mDelta
Deal found 5/23$998
mié. 9/188:45 pmSAN - GIG
2 stops26h 59mCopa Airlines
dom. 9/291:30 amGIG - SAN
2 stops24h 41mCopa Airlines
Deal found 5/23$1,001
vie. 8/911:00 amSAN - GIG
2 stops26h 05mLATAM Airlines
mié. 8/218:50 amGIG - SAN
1 stop18h 13mLATAM Airlines
Deal found 5/23$1,004
vie. 8/910:50 pmSAN - GIG
2 stops27h 10mAmerican Airlines
mié. 8/2111:00 pmGIG - SAN
2 stops23h 49mAmerican Airlines
Deal found 5/23$1,007
mar. 8/610:18 amSAN - GIG
1 stop17h 57mUnited Airlines
dom. 8/119:05 pmGIG - SAN
1 stop25h 10mUnited Airlines
Deal found 5/23$1,010
mar. 8/611:00 amSAN - GIG
2 stops17h 15mUnited Airlines
dom. 8/119:05 pmGIG - SAN
2 stops27h 13mUnited Airlines
Deal found 5/23$1,015
mar. 6/1111:15 amSAN - GIG
2 stops23h 55mMultiple Airlines
lun. 6/172:35 pmGIG - SAN
2 stops36h 12mMultiple Airlines
Deal found 5/23$1,016
mar. 8/68:00 amSAN - SDU
2 stops32h 35mMultiple Airlines
dom. 8/118:40 amSDU - SAN
2 stops29h 30mMultiple Airlines
Deal found 5/22$1,019

One-way flights to Rio de Janeiro from San Diego

Search for one-way flight options from San Diego to Rio de Janeiro. 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 2,725,499 searches. Data last updated mayo 24, 2024.
If you're seeking multiple options on one-way flights from San Diego to Rio de Janeiro, be sure to check out these deals, which are updated often. Those seeking round-trip flights from San Diego to Rio de Janeiro should utilize the search form at the the top of the page.
jue. 5/3011:15 amSAN - GIG
2 stops40h 35mMultiple Airlines
Deal found 5/22$553
jue. 5/301:45 pmSAN - GIG
1 stop14h 30mUnited Airlines
Deal found 5/23$564
jue. 6/137:20 amSAN - GIG
1 stop19h 30mDelta
Deal found 5/22$567
jue. 5/308:21 pmSAN - GIG
3 stops39h 54mMultiple Airlines
Deal found 5/22$600
jue. 5/3011:15 amSAN - SDU
2 stops29h 35mAir Canada
Deal found 5/23$607
jue. 5/3012:51 pmSAN - GIG
2 stops28h 09mLATAM Airlines
Deal found 5/23$624
jue. 6/131:59 pmSAN - SDU
2 stops39h 01mLATAM Airlines
Deal found 5/22$662
jue. 5/3011:15 amSAN - GIG
1 stop15h 35mMultiple Airlines
Deal found 5/22$897

Find flights from San Diego to Rio de Janeiro within your budget

Customize your flight search to find flights from San Diego to Rio de Janeiro 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 2,725,499 searches. Data last updated mayo 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$992 - $1,050

Route

Depart

Return

Price

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mié. 9/18

2 stops41h 20m

Rio de Janeiro–Galeão Intl

lun. 9/30

2 stops24h 37m

$992

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mar. 8/13

2 stops28h 21m

Rio de Janeiro–Galeão Intl

mié. 9/11

1 stop18h 25m

$998

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mié. 9/18

2 stops26h 59m

Rio de Janeiro–Galeão Intl

dom. 9/29

2 stops24h 41m

$1,001

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

vie. 8/9

2 stops26h 05m

Rio de Janeiro–Galeão Intl

mié. 8/21

1 stop18h 13m

$1,004

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

vie. 8/9

2 stops27h 10m

Rio de Janeiro–Galeão Intl

mié. 8/21

2 stops23h 49m

$1,007

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mar. 8/6

1 stop17h 57m

Rio de Janeiro–Galeão Intl

dom. 8/11

1 stop25h 10m

$1,010

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mar. 6/11

2 stops23h 55m

Rio de Janeiro–Galeão Intl

lun. 6/17

2 stops36h 12m

$1,016

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mié. 7/17

2 stops29h 41m

Rio de Janeiro–Galeão Intl

mié. 8/7

1 stop18h 13m

$1,021

San DiegoRio de Janeiro–Galeão Intl

SAN - GIG

SANGIG

San Diego

mié. 7/17

1 stop28h 20m

Rio de Janeiro–Galeão Intl

mié. 8/7

1 stop18h 13m

$1,050

Flights are sorted by cheapest first

Deals found on 5/23

When is the best time to book a flight from San Diego to Rio de Janeiro?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Rio de Janeiro. Price data was last updated on May 22, 2024.
The best time to book flights from San Diego to Rio de Janeiro is 81 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.
Search Deals

When is the cheapest time to fly from San Diego to Rio de Janeiro?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Rio de Janeiro. Price data was last updated on May 19, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Diego to Rio de Janeiro flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San Diego to Rio de Janeiro

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro 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.

Temperature and rainfall in Rio de Janeiro by month

Plan your trip to Rio de Janeiro by taking into account the average temperature and rainfall totals by month.

RIO

Temperature

69.8 - 82.4 °F

Reviews of airlines servicing Rio de Janeiro

Get insights into the airlines that provide service to Rio de Janeiro. 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 Rio de Janeiro. Reviews last updated mayo 24, 2024.
Get a feel of what it's like to fly with United Airlines, Delta and Copa Airlines from San Diego to Rio de Janeiro by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

8.0
Very good
10,561 reviews
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

7.9
Good
2,663 reviews
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

7.6
Good
2,386 reviews
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

7.4
Good
10,845 reviews
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

7.3
Good
14,388 reviews
8.0
Very good
10,561 reviews

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.0

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

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

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Rio de Janeiro. On average, San Diego has 0 outbound flights to Rio de Janeiro per day from 5 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • Can I find flights from San Diego to Rio de Janeiro for under $1,000 on Cheapflights?

    Yes, there are multiple flights from San Diego to Rio de Janeiro for under $1,000. The cheapest flight booked recently is on United Airlines for just $992, but on average you can expect to pay $1,038.

  • What are the cheapest airlines flying from San Diego to Rio de Janeiro round-trip?

    Flying on United Airlines is currently your cheapest option to Rio de Janeiro, with prices starting at $992. Additional round-trip tickets that might be worth considering are offered by Delta and Copa Airlines, with the lowest prices starting at $998 and $1,001, respectively. United Airlines is priced at 16% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to Rio de Janeiro one-way?

    $564 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Air Canada, with prices starting from $567 and $607, respectively.

  • What does SAN to GIG mean?

    This is defined as San Diego Airport (SAN) and Rio de Janeiro–Galeão Intl Airport (GIG). Codes like Rio de Janeiro–Galeão Intl Airport are often used to just call airports uniquely. Rio de Janeiro Santos Dumont Airport (SDU) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from San Diego to Rio de Janeiro that include extra baggage allowance?

    The amount of baggage you can bring on your San Diego to Rio de Janeiro 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 San Diego to Rio de Janeiro with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Diego to Rio de Janeiro 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 San Diego to Rio de Janeiro that include hotel bookings?

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

  • How can I find direct flights from San Diego to Rio de Janeiro?

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

  • Can I find deals for business class flights from San Diego to Rio de Janeiro?

    Yes. Cheapflights offers flight deals from San Diego to Rio de Janeiro 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 San Diego to Rio de Janeiro that allow pets onboard?

    Many airlines flying from San Diego to Rio de Janeiro 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 San Diego to Rio de Janeiro?

    Yes, you can often find last-minute deals on San Diego to Rio de Janeiro 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 San Diego to Rio de Janeiro flight deals updated?

    The San Diego to Rio de Janeiro flight deals you see on this page were last updated on 5/23.

  • What are the most popular airlines that fly from San Diego to Rio de Janeiro?

  • When is the best time to book a flight from San Diego to Rio de Janeiro?

    Currently, September is the cheapest month in which you can book a flight from San Diego to Rio de Janeiro (average of $667). Flying from San Diego to Rio de Janeiro in December is currently the most expensive (average of $1,049). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from San Diego to Rio de Janeiro

Discover the top 5 airlines that operate flights from San Diego to Rio de Janeiro. 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 2,725,499 searches. Data last updated mayo 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$628Average$1,211FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LATAM AirlinesCheapest$907Average$998FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
DeltaCheapest$978Average$1,211FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$1,054Average$1,260FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapest$1,221Average$1,847FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Search flights from San Diego to Rio de Janeiro by cabin class

Find flights from San Diego to Rio de Janeiro, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 San Diego to Rio de Janeiro?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Rio de Janeiro from San Diego today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Diego to Rio de Janeiro?

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 Rio de Janeiro from San Diego.

Can Cheapflights find flights from San Diego to Rio de Janeiro with no change fees?

Certainly. Search results for flights to Rio de Janeiro from San Diego 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 San Diego to Rio de Janeiro become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Rio de Janeiro from San Diego today and book when prices fit your budget.

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