$324+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LWS
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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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
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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
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Best
Last-minute
One-way
Cheapest flights from Boston to LewistonExplore 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 September 12, 2026.
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 September 12, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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 10/63:47 pm -
1 stop10h 19m
Tue 10/1312:19 pm -
1 stop8h 40m
Deal found 9/8![Delta logo]()
$675
This Delta deal was found by Cheapflights users on 9/10. 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 10/171:35 pm -
2 stops12h 31m
Sat 10/249:15 am -
1 stop9h 55m
Deal found 9/10![Delta logo]()
$1,201
Best flights from Boston to LewistonDiscover carefully curated flight deals from Boston to Lewiston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Boston to Lewiston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/8. 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 10/63:47 pm -
1 stop10h 19m
Tue 10/1312:19 pm -
1 stop8h 40m
Deal found 9/8![Delta logo]()
$675
This Delta deal was found by Cheapflights users on 9/10. 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 10/171:35 pm -
2 stops12h 31m
Sat 10/249:15 am -
2 stops13h 05m
Deal found 9/10![Delta logo]()
$1,373
Last-minute flights from Boston to LewistonDiscover last-minute flight deals from Boston to Lewiston. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Lewiston. Data last updated September 12, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/8. 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 10/63:47 pm -
1 stop10h 19m
Tue 10/1312:19 pm -
1 stop8h 40m
Deal found 9/8![Delta logo]()
$675
This Delta deal was found by Cheapflights users on 9/10. 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 10/171:35 pm -
2 stops12h 31m
Sat 10/249:15 am -
1 stop9h 55m
Deal found 9/10![Delta logo]()
$1,201
One-way flights from Boston to LewistonSearch for one-way flight options from Boston to Lewiston. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Boston to Lewiston. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/11. 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 9/304:00 pm -
1 stop10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 9/8. 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 10/203:47 pm -
1 stop10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 9/8. 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 10/83:47 pm -
1 stop10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$644
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 September 12, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $675 (Delta) |
One-way from | $324 (Delta) |
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 7,457,451 searches. Data last updated September 12, 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
Cheapest round-trip
Quickest round-trip
BostonLewiston
BOS Boston Logan Intl - LWS Lewiston Nez Perce Rgnl
BOSLWS
Boston Logan Intl
Wed 9/30
4:00 pm-11:08 pm
1 stop10h 08m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$324
BostonLewiston
BOS Boston Logan Intl - LWS Lewiston Nez Perce Rgnl
BOSLWS
Boston Logan Intl
Tue 10/6
3:47 pm-11:06 pm
1 stop10h 19m
Lewiston Nez Perce Rgnl
Tue 10/13
12:19 pm-11:59 pm
1 stop8h 40m
$675
BostonLewiston
BOS Boston Logan Intl - LWS Lewiston Nez Perce Rgnl
BOSLWS
Boston Logan Intl
Tue 10/20
1:35 pm-11:06 pm
2 stops12h 31m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$963
BostonLewiston
BOS Boston Logan Intl - LWS Lewiston Nez Perce Rgnl
BOSLWS
Boston Logan Intl
Sat 10/17
1:35 pm-11:06 pm
2 stops12h 31m
Lewiston Nez Perce Rgnl
Sat 10/24
9:15 am-1:20 am
2 stops13h 05m
$1,373
BostonLewiston
BOS Boston Logan Intl - LWS Lewiston Nez Perce Rgnl
BOSLWS
Boston Logan Intl
Thu 10/8
10:55 am-11:06 pm
2 stops15h 11m
Lewiston Nez Perce Rgnl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$1,623
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.
BOS-LWS
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.
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