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Lewiston

$418+ Cheap flights from Boston to Lewiston, ID (BOS - LWS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LWS
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap flight deals from Boston to Lewiston

Cheapest flights from Boston to Lewiston
Explore the most affordable flight options available from Boston to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2026.

This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:55 pm
BOS
-
LWS
1 stop10h 05m
Delta
Fri 5/158:30 am
LWS
-
BOS
2 stops11h 21m
Delta
Deal found 2/16$418
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:15 am
BOS
-
LWS
1 stop14h 45m
Delta
Fri 3/276:10 am
LWS
-
BOS
1 stop21h 40m
Delta
Deal found 2/16$482
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:45 pm
BOS
-
LWS
1 stop31h 15m
Delta
Fri 3/206:10 am
LWS
-
BOS
1 stop21h 40m
Delta
Deal found 2/16$502
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:15 am
BOS
-
LWS
1 stop14h 45m
Delta
Sat 3/286:10 am
LWS
-
BOS
1 stop30h 33m
Delta
Deal found 2/16$522
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:44 pm
BOS
-
LWS
2 stops31h 16m
Delta
Fri 3/206:10 am
LWS
-
BOS
1 stop21h 40m
Delta
Deal found 2/16$528
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:45 pm
BOS
-
LWS
1 stop31h 15m
Delta
Thu 3/196:10 am
LWS
-
BOS
2 stops25h 45m
Delta
Deal found 2/16$558
This Delta deal was found by Cheapflights users on 2/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:10 am
BOS
-
LWS
1 stop8h 25m
Delta
Sat 3/712:24 pm
LWS
-
BOS
1 stop8h 38m
Delta
Deal found 2/16$802

Find flight deals from Boston to Lewiston

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Lewiston (LWS). 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 February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$418
(Delta)
Provider with most accurate pricing for Boston Logan Intl-Lewiston Nez Perce Rgnl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Lewiston Nez Perce Rgnl flights.
Search Deals
From Boston Logan Intl to Lewiston Nez Perce Rgnl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Lewiston 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 February 19, 2026.
Use the filters below to find and compare flights from Boston to Lewiston that are best for you.

Fly from

Boston

Fly to

Lewiston

Route

Depart

Return

Price

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Wed 5/13

3:55 pm-11:00 pm

1 stop10h 05m

Lewiston Nez Perce Rgnl

Fri 5/15

8:30 am-10:51 pm

2 stops11h 21m

$418

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Tue 3/24

7:10 am-11:00 pm

1 stop18h 50m

Lewiston Nez Perce Rgnl

Fri 3/27

6:10 am-11:59 pm

1 stop14h 49m

$482

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Mon 3/23

11:15 am-11:00 pm

1 stop14h 45m

Lewiston Nez Perce Rgnl

Fri 3/27

6:10 am-6:50 am

1 stop21h 40m

$482

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Tue 3/17

7:10 am-11:00 pm

1 stop18h 50m

Lewiston Nez Perce Rgnl

Fri 3/20

6:10 am-6:50 am

1 stop21h 40m

$502

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Mon 3/16

7:10 am-11:00 pm

1 stop18h 50m

Lewiston Nez Perce Rgnl

Thu 3/19

6:10 am-11:59 pm

1 stop14h 49m

$502

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Tue 3/17

7:10 am-11:00 pm

1 stop18h 50m

Lewiston Nez Perce Rgnl

Thu 3/19

6:10 am-11:59 pm

1 stop14h 49m

$502

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Tue 3/24

6:45 pm-11:00 pm

1 stop31h 15m

Lewiston Nez Perce Rgnl

Sat 3/28

6:10 am-3:43 pm

1 stop30h 33m

$522

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Mon 3/23

11:15 am-11:00 pm

1 stop14h 45m

Lewiston Nez Perce Rgnl

Sat 3/28

6:10 am-3:43 pm

1 stop30h 33m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Compare providers for flights from Boston to Lewiston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Lewiston in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Lewiston, Idaho flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Lewiston, Idaho flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Lewiston, Idaho flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Lewiston, Idaho flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Lewiston, Idaho flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Lewiston

Have a flexible travel schedule? Discover the best time to fly to Lewiston 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 Lewiston

What is the cheapest month to book a flight from Boston to Lewiston, Idaho?

Currently, May is the cheapest month in which you can book a flight from Boston to Lewiston, Idaho (average of $196). Flying from Boston to Lewiston, Idaho in December is currently the most expensive (average of $419). 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.

Related info for your journey

Find useful and relevant information for your journey from Boston to Lewiston. 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 Lewiston, Idaho?

    Departing from Boston to Lewiston, Idaho will take you 18h 50m. Airlines will cover a distance of 2255 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Lewiston 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 Lewiston, Idaho?

    Currently, May is the cheapest month in which you can book a flight from Boston to Lewiston, Idaho (average of $196). Flying from Boston to Lewiston, Idaho in December is currently the most expensive (average of $419). 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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