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Cheap flights from Boston to Rio de Janeiro

One-way from $370, found by travellers in the last 7 days. Aviasales checks the live price.

Departure
Return
Prices for nearby dates
Sat, Nov 28Any priceSun, Nov 29Any priceMon, Nov 30Any priceTue, Dec 1$370Wed, Dec 2Any priceThu, Dec 3Any priceFri, Dec 4Any priceSat, Dec 5Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest
$370
Copa Airlines, flight CM 705Found 5 days ago, 1 adult
Check price on Aviasales
2:43pmBostonTue, Dec 1
Travel time 13h 10m, 1 stopBOSGIG
5:53amRio de JaneiroWed, Dec 2
$379
Copa Airlines, flight CM 312Found 5 days ago, 1 adult
Check price on Aviasales
7:30amBostonSat, May 1
Travel time 12h 58m, 1 stopBOSGIG
9:28pmRio de JaneiroSat, May 1
$389
avianca airlines, flight AV 227Found 4 days ago, 1 adult
Check price on Aviasales
8:55amBostonSat, Oct 31
Travel time 13h 45m, 2 stopsBOSGIG
11:40pmRio de JaneiroSat, Oct 31
$390
LATAM Airlines Group, flight LA 6209Found 5 days ago, 1 adult
Check price on Aviasales
8:45pmBostonSun, Aug 1
Travel time 14h 41m, 2 stopsBOSGIG
12:26pmRio de JaneiroMon, Aug 2
$391
avianca airlines, flight AV 6635Found 4 days ago, 1 adult
Check price on Aviasales
8:55amBostonTue, Oct 27
Travel time 13h 40m, 2 stopsBOSGIG
11:35pmRio de JaneiroTue, Oct 27

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in BrazilTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Rio de Janeiro, booked ahead at a fixed price.
    See options
  • Things to do in Rio de JaneiroPopular tours from $72.65 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Brazil from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234–5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25$45426$43227$39128–29–30–31$389

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24$43625$42226–27–28–29–30–

December 2026

MoTuWeThFrSaSu1$3702–345678910111213141516171819202122232425262728293031
$389 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Dec 1, $370.

Lowest fares by month

In the fares found this week, December has the lowest: from $370 one-way, against $453 in January 2027. Pick a month to see its cheapest date.

$0$200$400$600OctNov$370DecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$389Sat, Oct 312 stops
November$422Wed, Nov 251 stop
December$370Tue, Dec 11 stop
January 2027$453Fri, Jan 11 stop
February 2027$433Mon, Feb 152 stops
March 2027—
April 2027—
May 2027$379Sat, May 11 stop
June 2027$433Tue, Jun 12 stops
July 2027—
August 2027$390Sun, Aug 12 stops
September 2027—

Questions travellers ask

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

In the fares found this week, December has the lowest: from $370 one-way, against $453 in January 2027.

Are there direct flights from Boston to Rio de Janeiro?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

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