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Cheap flights from Boston to Lima from C$ 370

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LIM
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Lima

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Lima
Explore the most affordable flight options available from Boston to Lima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Thu 11/122:44 p.m.BOS - LIM
1 stop10h 36mCopa Airlines
Mon 15/122:15 a.m.LIM - BOS
1 stop20h 25mCopa Airlines
Deal found 10/12C$ 804
Thu 11/122:44 p.m.BOS - LIM
1 stop10h 36mCopa Airlines
Wed 14/17:00 a.m.LIM - BOS
1 stop15h 03mCopa Airlines
Deal found 10/12C$ 823
Sat 13/122:44 p.m.BOS - LIM
1 stop10h 36mCopa Airlines
Wed 14/17:00 a.m.LIM - BOS
1 stop15h 03mCopa Airlines
Deal found 11/12C$ 885
Thu 11/125:30 a.m.BOS - LIM
2 stops18h 25mUnited Airlines
Tue 16/1211:55 p.m.LIM - BOS
2 stops18h 55mUnited Airlines
Deal found 10/12C$ 1,003
Mon 15/127:00 a.m.BOS - LIM
1 stop16h 55mUnited Airlines
Wed 17/1211:55 p.m.LIM - BOS
1 stop12h 48mUnited Airlines
Deal found 11/12C$ 1,041
Sun 14/125:40 a.m.BOS - LIM
2 stops15h 05mDelta
Thu 18/1211:40 p.m.LIM - BOS
1 stop18h 34mDelta
Deal found 10/12C$ 1,073
Sun 14/125:40 a.m.BOS - LIM
2 stops15h 05mDelta
Sat 20/1212:15 a.m.LIM - BOS
2 stops17h 00mDelta
Deal found 10/12C$ 1,080
Mon 15/127:34 a.m.BOS - LIM
1 stop11h 41mCopa Airlines
Sat 20/123:30 a.m.LIM - BOS
1 stop9h 54mCopa Airlines
Deal found 11/12C$ 1,088
Sun 21/127:34 a.m.BOS - LIM
1 stop15h 11mCopa Airlines
Wed 21/17:00 a.m.LIM - BOS
1 stop15h 03mCopa Airlines
Deal found 11/12C$ 1,107
Wed 17/127:34 a.m.BOS - LIM
1 stop15h 11mCopa Airlines
Sun 21/123:30 a.m.LIM - BOS
1 stop19h 10mCopa Airlines
Deal found 10/12C$ 1,156
Sun 28/127:54 p.m.BOS - LIM
1 stop25h 46mDelta
Mon 19/111:40 p.m.LIM - BOS
1 stop20h 51mDelta
Deal found 11/12C$ 1,161
Sun 28/123:22 p.m.BOS - LIM
1 stop13h 38mDelta
Sun 18/18:00 a.m.LIM - BOS
2 stops14h 22mDelta
Deal found 11/12C$ 1,169

Find flight deals from Boston to Lima

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Lima (LIM). 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 12 December 2025.

Round-trip from

C$ 775

One-way from

C$ 370

Popular in

December

Cheapest in

September

Average price

C$ 1,245
Copa Airlines
  • Copa Airlines
  • 21/3-27/3
  • 2 total stops
  • 35h 51m total
  • Boston to Lima
Search Deals
Delta
  • Delta
  • 10/4
  • 2 total stops
  • 15h 00m total
  • Boston to Lima
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Lima 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 629,999 searches. Data last updated 12 December 2025.
Use the filters below to find and compare flights from Boston to Lima that are best for you.

Fly from

Boston

Fly to

Lima

Route

Depart

Return

Price

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sat 2/5

8:52 a.m.-11:40 p.m.

1 stop15h 48m

Lima J Chavez Intl

Sat 9/5

4:40 p.m.-2:44 p.m.

1 stop21h 04m

C$ 775

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sat 21/3

8:44 a.m.-11:40 p.m.

1 stop15h 56m

Lima J Chavez Intl

Fri 27/3

2:15 a.m.-11:10 p.m.

1 stop19h 55m

C$ 775

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sat 28/3

3:15 p.m.-5:00 a.m.

1 stop14h 45m

Lima J Chavez Intl

Sat 4/4

8:15 a.m.-11:33 p.m.

1 stop14h 18m

C$ 778

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Mon 2/2

11:42 a.m.-11:55 p.m.

1 stop12h 13m

Lima J Chavez Intl

Tue 3/2

1:50 a.m.-6:01 p.m.

1 stop16h 11m

C$ 778

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sun 22/2

7:05 a.m.-11:55 p.m.

2 stops16h 50m

Lima J Chavez Intl

Tue 3/3

1:50 a.m.-6:13 p.m.

1 stop16h 23m

C$ 778

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Mon 9/2

3:50 p.m.-11:25 a.m.

2 stops19h 35m

Lima J Chavez Intl

Mon 16/2

12:05 a.m.-6:54 p.m.

2 stops18h 49m

C$ 782

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Wed 29/4

8:00 a.m.-9:40 p.m.

2 stops14h 40m

Lima J Chavez Intl

Tue 19/5

12:15 a.m.-2:47 p.m.

1 stop13h 32m

C$ 785

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Mon 9/3

8:00 a.m.-9:40 p.m.

2 stops14h 40m

Lima J Chavez Intl

Mon 23/3

8:25 a.m.-1:13 a.m.

2 stops15h 48m

C$ 785

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Fri 10/4

3:00 p.m.-5:00 a.m.

2 stops15h 00m

C$ 370

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sun 22/2

7:05 a.m.-11:55 p.m.

2 stops16h 50m

C$ 370

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 16 results
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Best time to book a flight from Boston to Lima

Have a flexible travel schedule? Discover the best time to fly to Lima from Boston 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 Boston to Lima

How far ahead should I book a flight from Boston to Lima?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Lima. Price data was last updated on 5 December 2025.

To ensure you get the cheapest price possible for a flight from Boston to Lima, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Lima?

Currently, March is the cheapest month in which you can book a flight from Boston to Lima (average of C$ 319). Flying from Boston to Lima in April is currently the most expensive (average of C$ 644). 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.

What is the cheapest time of day to fly from BOS to LIM?

Find hourly flight availability from Boston to Lima. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

When flying from Boston to Lima, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 41% versus a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Boston to Lima. 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 Boston to Lima?

    Airlines like Copa Airlines, Delta, and United Airlines fly from Boston to Lima in about 11h 10m. The time it takes to get you to your destination can typically vary by up to 4h 38m. The distance from Boston to Lima is about 6075 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Boston to Lima that include hotel bookings?

    Yes. In addition to deals on Boston to Lima flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Lima?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Lima.

  • Can I find deals for business class flights from Boston to Lima?

    Yes. Cheapflights offers flight deals from Boston to Lima 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 Boston to Lima?

    Currently, March is the cheapest month in which you can book a flight from Boston to Lima (average of C$ 319). Flying from Boston to Lima in April is currently the most expensive (average of C$ 644). 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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Can Cheapflights find flights from Boston to Lima with no change fees?

Need flexible booking options for your flight to Lima from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Lima become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Lima from Boston today and book when prices fit your budget.

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