$401+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LWS
Jul 5 — Jul 121
Round-trip
1 adult, Economy
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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
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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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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 June 5, 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 June 5, 2026.
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Tue 9/112:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$526
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sat 9/2612:09 pm
LWS
- BOS
1 stop8h 44m
Delta
Deal found 6/3![Delta logo]()
$536
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Wed 9/238:30 am
LWS
- BOS
1 stop12h 52m
Delta
Deal found 6/3![Delta logo]()
$540
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Wed 8/1912:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/3![Delta logo]()
$560
This Delta deal was found by Cheapflights users on 6/4. 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 7/46:50 pm
BOS
- LWS
1 stop8h 18m
Delta
Sat 8/2212:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/4![Delta logo]()
$570
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sun 9/278:30 am
LWS
- BOS
1 stop28h 30m
Delta
Deal found 6/3![Delta logo]()
$575
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Thu 9/312:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$576
This Delta deal was found by Cheapflights users on 6/4. 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 7/34:25 pm
BOS
- LWS
2 stops22h 11m
Delta
Tue 8/2512:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$585
This Delta deal was found by Cheapflights users on 6/4. 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 7/46:50 pm
BOS
- LWS
1 stop8h 18m
Delta
Wed 8/269:23 am
LWS
- BOS
1 stop19h 12m
Delta
Deal found 6/4![Delta logo]()
$590
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sun 8/3012:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/3![Delta logo]()
$595
This Delta deal was found by Cheapflights users on 6/4. 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 6/307:45 am
BOS
- LWS
1 stop18h 34m
Delta
Tue 8/2512:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$600
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 June 5, 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 June 5, 2026.
This Delta deal was found by Cheapflights users on 6/1. 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 10/2412:30 pm
LWS
- BOS
2 stops9h 28m
Delta
Deal found 6/1![Delta logo]()
$582
This Delta deal was found by Cheapflights users on 6/4. 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 6/307:45 am
BOS
- LWS
1 stop18h 34m
Delta
Fri 8/2112:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$650
This Delta deal was found by Cheapflights users on 6/4. 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 7/46:50 pm
BOS
- LWS
1 stop8h 18m
Delta
Sun 8/2312:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$652
This Delta deal was found by Cheapflights users on 6/3. 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 6/307:45 am
BOS
- LWS
1 stop18h 34m
Delta
Wed 9/212:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$696
This Delta deal was found by Cheapflights users on 6/4. 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 7/36:50 pm
BOS
- LWS
1 stop19h 46m
Delta
Sat 8/2212:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/4![Delta logo]()
$704
This Delta deal was found by Cheapflights users on 6/4. 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 7/36:50 pm
BOS
- LWS
1 stop19h 46m
Delta
Fri 8/2112:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$710
This Delta deal was found by Cheapflights users on 6/3. 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 6/307:45 am
BOS
- LWS
1 stop18h 34m
Delta
Fri 9/412:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$746
This Delta deal was found by Cheapflights users on 6/4. 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 7/39:29 pm
BOS
- LWS
2 stops17h 07m
Delta
Wed 8/2612:23 pm
LWS
- BOS
2 stops27h 52m
Delta
Deal found 6/4![Delta logo]()
$753
This Delta deal was found by Cheapflights users on 6/3. 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.
Sun 7/57:45 am
BOS
- LWS
1 stop18h 34m
Delta
Sun 8/309:23 am
LWS
- BOS
2 stops22h 24m
Delta
Deal found 6/3![Delta logo]()
$780
This Delta deal was found by Cheapflights users on 6/4. 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 6/297:45 am
BOS
- LWS
1 stop18h 34m
Delta
Tue 8/2512:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$795
This Delta deal was found by Cheapflights users on 6/1. 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 6/301:25 pm
BOS
- LWS
2 stops12h 54m
Delta
Sun 8/29:00 am
LWS
- BOS
2 stops10h 58m
Delta
Deal found 6/1![Delta logo]()
$846
Last-minute flights from Boston to LewistonDiscover last-minute flight deals from Boston to Lewiston. Data last updated June 5, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Lewiston. Data last updated June 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/4. 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 6/307:45 am
BOS
- LWS
1 stop18h 34m
Delta
Tue 8/2512:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$600
This Delta deal was found by Cheapflights users on 6/4. 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 7/34:25 pm
BOS
- LWS
2 stops22h 11m
Delta
Tue 8/2512:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/4![Delta logo]()
$585
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Tue 9/112:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$526
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sat 9/2612:09 pm
LWS
- BOS
1 stop8h 44m
Delta
Deal found 6/3![Delta logo]()
$536
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Wed 9/238:30 am
LWS
- BOS
1 stop12h 52m
Delta
Deal found 6/3![Delta logo]()
$540
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Wed 8/1912:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/3![Delta logo]()
$560
This Delta deal was found by Cheapflights users on 6/4. 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 7/46:50 pm
BOS
- LWS
1 stop8h 18m
Delta
Sat 8/2212:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/4![Delta logo]()
$570
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sun 9/278:30 am
LWS
- BOS
1 stop28h 30m
Delta
Deal found 6/3![Delta logo]()
$575
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Thu 9/312:23 pm
LWS
- BOS
1 stop8h 34m
Delta
Deal found 6/3![Delta logo]()
$576
This Delta deal was found by Cheapflights users on 6/4. 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 7/46:50 pm
BOS
- LWS
1 stop8h 18m
Delta
Wed 8/269:23 am
LWS
- BOS
1 stop19h 12m
Delta
Deal found 6/4![Delta logo]()
$590
This Delta deal was found by Cheapflights users on 6/3. 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 7/46:05 am
BOS
- LWS
1 stop8h 31m
Delta
Sun 8/3012:23 pm
LWS
- BOS
1 stop15h 07m
Delta
Deal found 6/3![Delta logo]()
$595
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 June 5, 2026.
Search for one-way flight options from Boston to Lewiston. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.
This Delta deal was found by Cheapflights users on 6/4. 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 7/103:40 pm
BOS
- LWS
1 stop10h 17m
Delta
Deal found 6/4![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 6/1. 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 9/16:05 am
BOS
- LWS
1 stop8h 38m
Delta
Deal found 6/1![Delta logo]()
$452
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 June 5, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $526 (Delta) |
One-way from | $401 (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 2,558,603 searches. Data last updated June 5, 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
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Sat 10/17
6:00 am-11:46 am
1 stop8h 46m
Lewiston Nez Perce Rgnl
Sat 10/24
12:30 pm-12:58 am
2 stops9h 28m
$582
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Tue 6/30
7:45 am-11:19 pm
1 stop18h 34m
Lewiston Nez Perce Rgnl
Fri 8/21
12:23 pm-11:57 pm
1 stop8h 34m
$650
Quickest round-trip
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Sat 7/4
6:50 pm-12:08 am
1 stop8h 18m
Lewiston Nez Perce Rgnl
Sun 8/23
12:23 pm-11:57 pm
1 stop8h 34m
$652
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Tue 6/30
7:45 am-11:19 pm
1 stop18h 34m
Lewiston Nez Perce Rgnl
Wed 9/2
12:23 pm-11:57 pm
1 stop8h 34m
$696
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Fri 7/3
6:50 pm-11:36 am
1 stop19h 46m
Lewiston Nez Perce Rgnl
Sat 8/22
12:23 pm-6:30 am
1 stop15h 07m
$704
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Fri 7/3
6:50 pm-11:36 am
1 stop19h 46m
Lewiston Nez Perce Rgnl
Fri 8/21
12:23 pm-11:57 pm
1 stop8h 34m
$710
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Tue 6/30
7:45 am-11:19 pm
1 stop18h 34m
Lewiston Nez Perce Rgnl
Fri 9/4
12:23 pm-11:57 pm
1 stop8h 34m
$746
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Fri 7/3
9:29 pm-11:36 am
2 stops17h 07m
Lewiston Nez Perce Rgnl
Wed 8/26
12:23 pm-7:15 pm
2 stops27h 52m
$753
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Sun 7/5
7:45 am-11:19 pm
1 stop18h 34m
Lewiston Nez Perce Rgnl
Sun 8/30
9:23 am-10:47 am
2 stops22h 24m
$780
BostonLewiston
BOS - LWS
BOSLWS
Boston Logan Intl
Mon 6/29
7:45 am-11:19 pm
1 stop18h 34m
Lewiston Nez Perce Rgnl
Tue 8/25
12:23 pm-11:57 pm
1 stop8h 34m
$795
Showing 1-10 of 13 resultsSorted 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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