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$272+ Cheap flights from Santos Dumont, Brazil (SDU) to District of Columbia

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
SDU — IAD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Santos Dumont to District of Columbia

Keep the following information in mind while searching for Santos Dumont to District of Columbia flight deals. Data was last updated September 16, 2025.

Round-trip from

$694
(United Airlines)

One-way from

$272
(LATAM Airlines)

Popular in

June

Cheapest in

September

Average price

$494
From Rio de Janeiro Santos Dumont to District of Columbia
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One-way flight from Rio de Janeiro Santos Dumont to District of Columbia
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Highest demand for flights based on searches. 10% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 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 Santos Dumont to District of Columbia

Cheapest flights from Santos Dumont to District of Columbia
Explore the most affordable flight options available from Santos Dumont to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/262:50 pmSDU - DCA
2 stops22h 08mUnited Airlines
Thu 10/301:00 pmDCA - SDU
2 stops26h 50mUnited Airlines
Deal found 9/16$694
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:40 pmSDU - IAD
2 stops19h 51mLATAM Airlines
Sun 11/307:49 pmIAD - SDU
2 stops22h 51mLATAM Airlines
Deal found 9/14$719
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:30 amSDU - DCA
2 stops23h 50mAir Canada
Tue 10/2811:05 amDCA - SDU
2 stops28h 45mAir Canada
Deal found 9/14$723
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:30 amSDU - IAD
2 stops24h 43mAir Canada
Tue 10/289:45 amIAD - SDU
2 stops30h 05mAir Canada
Deal found 9/14$723
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:20 pmSDU - IAD
2 stops18h 40mMultiple Airlines
Tue 10/285:30 amIAD - SDU
3 stops25h 05mMultiple Airlines
Deal found 9/14$726
This 123 Milhas 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/272:00 pmSDU - DCA
2 stops24h 45mLATAM Airlines
Thu 10/305:00 pmDCA - SDU
2 stops19h 15mLATAM Airlines
Deal found 9/15$806
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/58:30 amSDU - IAD
2 stops22h 05mMultiple Airlines
Tue 10/143:20 pmIAD - SDU
2 stops22h 30mMultiple Airlines
Deal found 9/15$807
This 123 Milhas 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:05 pmSDU - DCA
2 stops19h 40mLATAM Airlines
Tue 11/182:35 pmDCA - SDU
2 stops16h 50mLATAM Airlines
Deal found 9/13$808
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:25 amSDU - IAD
2 stops34h 40mAir Canada
Wed 10/89:35 amIAD - SDU
2 stops27h 45mAir Canada
Deal found 9/14$913
This LATAM Airlines deal was found by Cheapflights users on 9/16. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/268:05 pmSDU - DCA
2 stops18h 40mLATAM Airlines
Thu 10/305:00 pmDCA - SDU
2 stops17h 35mLATAM Airlines
Deal found 9/16$930
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.
Sun 10/52:55 pmSDU - IAD
1 stop16h 30mUnited Airlines
Thu 10/1610:35 pmIAD - SDU
1 stop14h 45mUnited Airlines
Deal found 9/15$930
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.
Sun 10/52:55 pmSDU - DCA
2 stops22h 04mUnited Airlines
Tue 10/145:00 pmDCA - SDU
2 stops20h 20mUnited Airlines
Deal found 9/15$936

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santos Dumont to District of Columbia 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 16, 2025.
Use the filters below to find and compare flights from Rio de Janeiro Santos Dumont Airport to District of Columbia that are best for you.

Fly from

Santos Dumont

Fly to

District of Columbia

Route

Depart

Return

Price

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sun 10/26

2:50 pm-11:58 am

2 stops22h 08m

Washington, D.C. Reagan-National

Thu 10/30

1:00 pm-4:50 pm

2 stops26h 50m

$694

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Fri 11/21

5:40 pm-11:31 am

2 stops19h 51m

Washington, D.C. Dulles Intl

Sun 11/30

7:49 pm-8:40 pm

2 stops22h 51m

$719

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Wed 10/22

8:20 pm-2:00 pm

2 stops18h 40m

Washington, D.C. Dulles Intl

Tue 10/28

5:30 am-7:35 am

3 stops25h 05m

$726

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Mon 10/27

2:00 pm-1:45 pm

2 stops24h 45m

Washington, D.C. Reagan-National

Thu 10/30

5:00 pm-1:15 pm

2 stops19h 15m

$806

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sat 11/1

8:05 pm-2:45 pm

2 stops19h 40m

Washington, D.C. Reagan-National

Tue 11/18

2:35 pm-9:25 am

2 stops16h 50m

$806

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 10/5

8:30 am-5:35 am

2 stops22h 05m

Washington, D.C. Dulles Intl

Tue 10/14

3:20 pm-2:50 pm

2 stops22h 30m

$807

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sun 10/5

2:55 pm-6:25 am

1 stop16h 30m

Washington, D.C. Dulles Intl

Thu 10/16

10:35 pm-2:20 pm

1 stop14h 45m

$930

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sun 10/26

8:05 pm-1:45 pm

2 stops18h 40m

Washington, D.C. Reagan-National

Thu 10/30

5:00 pm-11:35 am

2 stops17h 35m

$930

Rio de JaneiroWashington, D.C.

SDU - DCA

SDUDCA

Rio de Janeiro Santos Dumont

Sun 10/5

2:55 pm-11:59 am

2 stops22h 04m

Washington, D.C. Reagan-National

Tue 10/14

5:00 pm-2:20 pm

2 stops20h 20m

$936

Rio de JaneiroWashington, D.C.

SDU - IAD

SDUIAD

Rio de Janeiro Santos Dumont

Sat 11/1

5:30 pm-9:54 pm

2 stops29h 24m

Washington, D.C. Dulles Intl

Tue 11/18

1:20 pm-4:45 pm

2 stops25h 25m

$938

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 33 results
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Best time to book a flight from Santos Dumont to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Santos Dumont 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 Rio de Janeiro Santos Dumont Airport to District of Columbia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Santos Dumont to District of Columbia. 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 Rio de Janeiro Santos Dumont Airport to District of Columbia?

    Departing from Rio de Janeiro Santos Dumont Airport to District of Columbia will take you 19h 51m. The distance from Rio de Janeiro Santos Dumont Airport to District of Columbia is about 4811 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Santos Dumont to District of Columbia?

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

  • Can I find deals for business class flights from Santos Dumont to District of Columbia?

    Yes. Cheapflights offers flight deals from Santos Dumont to District of Columbia 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 Rio de Janeiro Santos Dumont Airport to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from Rio de Janeiro Santos Dumont Airport to District of Columbia (average of $292). Flying from Rio de Janeiro Santos Dumont Airport to District of Columbia in April is currently the most expensive (average of $337). 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

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Alternative routes for Santos Dumont to District of Columbia

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