In terms of precipitation, rainfall in Lewiston, Idaho ranges from 0.3 - 1.7 inches per month. June is typically the wettest month, when rainfall can reach 1.7 in. August is typically the driest time to visit Lewiston, Idaho when rainfall is around 0.3 in.

If weather is an important factor for your trip to Lewiston, Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from BWI to LWS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Lewiston, Idaho as you normally would.

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

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

How can I find direct flights from Baltimore to Lewiston?

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

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

Yes. Cheapflights offers flight deals from Baltimore 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.

$758+ Flights from Baltimore to Lewiston, ID

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Cheap flight deals from Baltimore to Lewiston

Round-trip from	$758 (Delta)

From Baltimore/Washington to Lewiston Nez Perce Rgnl

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Find flight deals from Baltimore to Lewiston

Cheapest flights from Baltimore to Lewiston
Explore the most affordable flight options available from Baltimore to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Fri 7/1111:45 amBWI - LWS

2 stops12h 23mDelta

Tue 7/155:20 pmLWS - BWI

1 stop9h 26mDelta

Deal found 6/26

$758

Best flights from Baltimore to Lewiston
Discover carefully curated flight deals from Baltimore to Lewiston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2025.

Fri 7/1111:45 amBWI - LWS

2 stops12h 23mDelta

Tue 7/155:20 pmLWS - BWI

1 stop9h 26mDelta

Deal found 6/26

$758

Last-minute flights from Baltimore to Lewiston
Discover last-minute flight deals from Baltimore to Lewiston. Data last updated June 26, 2025 and is based on user searches.

Fri 7/1111:45 amBWI - LWS

2 stops12h 23mDelta

Tue 7/155:20 pmLWS - BWI

1 stop9h 26mDelta

Deal found 6/26

$758

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Lewiston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLewiston

BWI - LWS

BWILWS

Baltimore/Washington

Fri 7/11

11:45 am-9:08 pm

2 stops12h 23m

Lewiston Nez Perce Rgnl

Tue 7/15

5:20 pm-5:46 am

1 stop9h 26m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Best time to book a flight from Baltimore to Lewiston

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

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

Currently, February is the cheapest month in which you can book a flight from Baltimore to Lewiston, Idaho (average of $278). Flying from Baltimore to Lewiston, Idaho in July is currently the most expensive (average of $535). 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.

Reviews of airlines servicing Lewiston

See what other customers who have flown with Delta from Baltimore to Lewiston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,963 reviews

Delta

8.0

Very good

7,963 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Can I find deals for flights from Baltimore to Lewiston that include hotel bookings?
Yes. In addition to deals on Baltimore to Lewiston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Baltimore to Lewiston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Lewiston.
Can I find deals for business class flights from Baltimore to Lewiston?
Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Lewiston, Idaho?
Currently, February is the cheapest month in which you can book a flight from Baltimore to Lewiston, Idaho (average of $278). Flying from Baltimore to Lewiston, Idaho in July is currently the most expensive (average of $535). 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

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$758+ Cheap flights from Baltimore to Lewiston, ID (BWI - 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Lewiston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Baltimore to Lewiston

Round-trip from

Find flight deals from Baltimore to Lewiston

Cheapest flights from Baltimore to LewistonExplore the most affordable flight options available from Baltimore to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Explore the most affordable flight options available from Baltimore to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Lewiston that are best for you.

Best time to book a flight from Baltimore to Lewiston

Have a flexible travel schedule? Discover the best time to fly to Lewiston from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Lewiston

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

Reviews of airlines servicing Lewiston

See what other customers who have flown with Delta from Baltimore to Lewiston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Lewiston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

How can I find direct flights from Baltimore to Lewiston?

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

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

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.

Alternative routes for Baltimore to Lewiston

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Baltimore to Lewiston
Explore the most affordable flight options available from Baltimore to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.