HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lewiston

$356+ Cheap flights from Boston to Lewiston, ID (BOS - LWS)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LWS
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Lewiston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 25, 2026.

This Delta deal was found by Cheapflights users on 3/22. 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.
Thu 5/283:55 pm
BOS
-
LWS
1 stop10h 00m
Delta
Tue 6/28:25 am
LWS
-
BOS
1 stop8h 22m
Delta
Deal found 3/22$582
This Delta deal was found by Cheapflights users on 3/24. 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.
Sat 10/176:00 am
BOS
-
LWS
1 stop8h 46m
Delta
Sat 10/246:25 am
LWS
-
BOS
1 stop10h 58m
Delta
Deal found 3/24$612
This Delta deal was found by Cheapflights users on 3/19. 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.
Thu 3/266:15 am
BOS
-
LWS
1 stop8h 12m
Delta
Mon 3/3012:10 pm
LWS
-
BOS
1 stop8h 49m
Delta
Deal found 3/19$716
This Delta deal was found by Cheapflights users on 3/21. 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.
Thu 5/283:55 pm
BOS
-
LWS
1 stop10h 00m
Delta
Mon 6/18:25 am
LWS
-
BOS
1 stop8h 22m
Delta
Deal found 3/21$790
This Delta deal was found by Cheapflights users on 3/22. 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.
Fri 6/191:55 pm
BOS
-
LWS
2 stops12h 24m
Delta
Tue 6/239:14 am
LWS
-
BOS
2 stops10h 24m
Delta
Deal found 3/22$925
This Delta deal was found by Cheapflights users on 3/20. 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.
Sat 4/46:15 am
BOS
-
LWS
1 stop8h 12m
Delta
Wed 4/86:10 am
LWS
-
BOS
2 stops13h 48m
Delta
Deal found 3/20$960

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 March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$582
(Delta)

One-way from

$356
(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
One-way flight 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 March 25, 2026.
Use the filters below to find and compare flights from Boston to Lewiston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Thu 5/28

3:55 pm-10:55 pm

1 stop10h 00m

Lewiston Nez Perce Rgnl

Tue 6/2

8:25 am-7:47 pm

1 stop8h 22m

$582

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Fri 6/19

3:40 pm-11:19 pm

1 stop10h 39m

Lewiston Nez Perce Rgnl

Tue 6/23

12:17 pm-11:49 pm

1 stop8h 32m

$954
Quickest round-trip

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Sat 4/4

6:15 am-11:27 am

1 stop8h 12m

Lewiston Nez Perce Rgnl

Wed 4/8

12:10 pm-11:59 pm

1 stop8h 49m

$1,243

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Sun 6/28

1:10 pm-11:19 pm

2 stops13h 09m

Lewiston Nez Perce Rgnl

Mon 7/6

12:17 pm-11:49 pm

1 stop8h 32m

$3,226
Cheapest one-way
Quickest one-way

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Fri 4/24

6:45 pm-12:08 am

1 stop8h 23m

$391

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Sat 4/25

7:37 am-12:08 am

1 stop19h 31m

$422

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Sun 8/2

6:05 am-11:38 am

1 stop8h 33m

$462

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Sorted by cheapest first

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 March.
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, April is the cheapest month in which you can book a flight from Boston to Lewiston, Idaho (average of $148). 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 10h. 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, April is the cheapest month in which you can book a flight from Boston to Lewiston, Idaho (average of $148). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.