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Cheap flights from Dayton to Rio de Janeiro from $1,155

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to Rio de Janeiro departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Dayton to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:30 am - 4:45 pm
DAY
-
SDU
28h 15m
2 stops
United Airlines Logo
1:45 pm - 11:44 pm
SDU
-
DAY
34h 59m
2 stops
$1,155United Airlines
Wed, Sep 23 - Mon, Sep 28
United Airlines Logo
7:43 pm - 4:45 pm
DAY
-
SDU
20h 02m
2 stops
United Airlines Logo
1:45 pm - 11:00 am
SDU
-
DAY
22h 15m
2 stops
$1,228United Airlines
Tue, Aug 4 - Tue, Aug 18
United Airlines Logo
7:43 pm - 4:45 pm
DAY
-
SDU
20h 02m
2 stops
United Airlines Logo
1:45 pm - 11:00 am
SDU
-
DAY
22h 15m
2 stops
$1,308United Airlines
Tue, Aug 4 - Tue, Aug 18
Multiple Airlines Logo
9:09 pm - 4:45 pm
DAY
-
SDU
41h 36m
2 stops
Multiple Airlines Logo
5:30 pm - 9:47 am
SDU
-
DAY
18h 17m
2 stops
$1,344Multiple Airlines
Sun, Nov 22 - Sat, Dec 19
Azul Logo
7:45 pm - 4:45 pm
DAY
-
SDU
19h 00m
2 stops
Azul Logo
2:50 pm - 9:47 am
SDU
-
DAY
20h 57m
2 stops
$1,467Azul
Mon, Nov 23 - Sun, Dec 20
United Airlines Logo
9:09 pm - 4:45 pm
DAY
-
SDU
41h 36m
2 stops
United Airlines Logo
5:30 pm - 10:23 pm
SDU
-
DAY
30h 53m
2 stops
$1,527United Airlines
Sun, Nov 22 - Sat, Dec 19
Multiple Airlines Logo
7:45 pm - 4:45 pm
DAY
-
SDU
19h 00m
2 stops
Multiple Airlines Logo
1:45 pm - 9:47 am
SDU
-
DAY
22h 02m
2 stops
$1,545Multiple Airlines
Mon, Nov 23 - Fri, Dec 18
United Airlines Logo
9:09 pm - 4:45 pm
DAY
-
SDU
41h 36m
2 stops
United Airlines Logo
5:30 pm - 10:23 pm
SDU
-
DAY
30h 53m
2 stops
$1,567United Airlines
Sun, Nov 22 - Sat, Dec 19

United Airlines flights from Dayton to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Dayton to Rio de Janeiro Santos Dumont Airport flight tickets
United Airlines
Sep 23
DAY11:30 amDayton
28h 15m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Sep 28
SDU1:45 pmRio de Janeiro Santos Dumont
34h 59m
2 stops
DAY11:44 pmDayton
$1,155
United Airlines
Aug 4
DAY7:43 pmDayton
20h 02m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Aug 18
SDU1:45 pmRio de Janeiro Santos Dumont
22h 15m
2 stops
DAY11:00 amDayton
$1,228
United Airlines
Aug 4
DAY7:43 pmDayton
20h 02m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Aug 18
SDU1:45 pmRio de Janeiro Santos Dumont
22h 15m
2 stops
DAY11:00 amDayton
$1,308

momondo Fare Finder

 
Customize your flight search to find flights from Dayton to Rio de Janeiro Santos Dumont Airport 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, momondo users made 832,500 searches. Data last updated June 1, 2026.
Use the filters below to find and compare flights from Dayton to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Wed 9/23

11:30 am-4:45 pm

2 stops28h 15m

Rio de Janeiro Santos Dumont

Mon 9/28

1:45 pm-11:44 pm

2 stops34h 59m

$1,155

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Tue 8/4

7:43 pm-4:45 pm

2 stops20h 02m

Rio de Janeiro Santos Dumont

Tue 8/18

1:45 pm-11:00 am

2 stops22h 15m

$1,228

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Tue 8/4

7:43 pm-4:45 pm

2 stops20h 02m

Rio de Janeiro Santos Dumont

Tue 8/18

1:45 pm-11:00 am

2 stops22h 15m

$1,308

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Sun 11/22

9:09 pm-4:45 pm

2 stops41h 36m

Rio de Janeiro Santos Dumont

Sat 12/19

5:30 pm-9:47 am

2 stops18h 17m

$1,344
Quickest round-trip

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Mon 11/23

7:45 pm-4:45 pm

2 stops19h 00m

Rio de Janeiro Santos Dumont

Sun 12/20

2:50 pm-9:47 am

2 stops20h 57m

$1,467

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Sun 11/22

9:09 pm-4:45 pm

2 stops41h 36m

Rio de Janeiro Santos Dumont

Sat 12/19

5:30 pm-10:23 pm

2 stops30h 53m

$1,527

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Mon 11/23

7:45 pm-4:45 pm

2 stops19h 00m

Rio de Janeiro Santos Dumont

Fri 12/18

1:45 pm-9:47 am

2 stops22h 02m

$1,545

DaytonRio de Janeiro

DAY - SDU

DAYSDU

Dayton

Sun 11/22

9:09 pm-4:45 pm

2 stops41h 36m

Rio de Janeiro Santos Dumont

Sat 12/19

5:30 pm-10:23 pm

2 stops30h 53m

$1,567

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Dayton to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dayton to Rio de Janeiro Santos Dumont Airport (DAY to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to Rio de Janeiro Santos Dumont Airport

Fastest flight time

20h 02m

Direct flights

None
The fastest flight from Dayton to Rio de Janeiro Santos Dumont Airport takes 20h 02m
There are no direct flights from Dayton to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Dayton to Rio de Janeiro Santos Dumont Airport.
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Frequently asked questions about flying from Dayton to Rio de Janeiro Santos Dumont Airport

  • How far is Dayton to Rio de Janeiro Santos Dumont by plane?

    A flight from Dayton to Rio de Janeiro Santos Dumont will travel around 5069.9 mi. Flights usually cover this in 20h 02m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Dayton Airport to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Dayton Airport to Rio de Janeiro Santos Dumont Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Dayton Airport to Rio de Janeiro Santos Dumont Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dayton Airport to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The necessary travel and health documents for your Rio de Janeiro Santos Dumont Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Dayton to Rio de Janeiro Santos Dumont Airport

  • How do I get Price Alerts for flights from Dayton to Rio de Janeiro Santos Dumont Airport?

    Price Alerts will notify you by email when the price for flights to Rio de Janeiro Santos Dumont Airport from Dayton decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Dayton to Rio de Janeiro Santos Dumont Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to Rio de Janeiro?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dayton to Rio de Janeiro. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dayton to Rio de Janeiro with flexible booking policies on momondo?

Flights from Dayton to Rio de Janeiro with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Dayton to Rio de Janeiro?

momondo helps you find the best flight between Dayton and Rio de Janeiro by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Dayton to Rio de Janeiro right now. Can momondo alert me if prices change?

Price alerts on flights to Rio de Janeiro from Dayton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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