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Lewiston

$450+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LWS
Aug 16 — Aug 231
Sun 8/16
Sun 8/23
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 July 17, 2026.

This Delta deal was found by Cheapflights users on 7/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:05 am
BOS
-
LWS
1 stop8h 24m
Delta
Sat 10/2412:09 pm
LWS
-
BOS
1 stop8h 50m
Delta
Deal found 7/13$450
This Delta deal was found by Cheapflights users on 7/17. 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 8/126:05 am
BOS
-
LWS
1 stop8h 38m
Delta
Tue 8/1812:23 pm
LWS
-
BOS
1 stop8h 34m
Delta
Deal found 7/17$506

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 July 17, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$450
(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.
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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 July 17, 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

Sat 10/17

6:05 am-11:29 am

1 stop8h 24m

Lewiston Nez Perce Rgnl

Sat 10/24

12:09 pm-11:59 pm

1 stop8h 50m

$450
Quickest round-trip

BostonLewiston

BOS - LWS

BOSLWS

Boston Logan Intl

Wed 8/12

6:05 am-11:43 am

1 stop8h 38m

Lewiston Nez Perce Rgnl

Tue 8/18

12:23 pm-11:57 pm

1 stop8h 34m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Boston-Lewiston, Idaho flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Boston-Lewiston, Idaho flight deals on Cheapflights vs. Expedia <90% 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 Expedia the most. Expedia 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.

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 8h 24m. 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.

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