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Cheap flights from Lewiston, Idaho to Washington, D.C. from $573

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lewiston, Idaho to Washington, D.C. departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Lewiston, Idaho to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
12:10 pm - 12:53 am
LWS
-
BWI
9h 43m
2 stops
Delta Logo
11:45 am - 11:00 pm
BWI
-
LWS
14h 15m
2 stops
$832Delta
Fri, Mar 13 - Tue, Mar 17
Delta Logo
12:10 pm - 12:53 am
LWS
-
BWI
9h 43m
2 stops
Delta Logo
7:01 am - 11:27 am
BWI
-
LWS
7h 26m
1 stop
$838Delta
Fri, Mar 13 - Tue, Mar 17
Delta Logo
12:10 pm - 12:53 am
LWS
-
BWI
9h 43m
2 stops
Delta Logo
7:01 am - 11:27 am
BWI
-
LWS
7h 26m
1 stop
$1,074Delta
Wed, Mar 18 - Sun, Mar 22
Delta Logo
12:10 pm - 12:53 am
LWS
-
BWI
9h 43m
2 stops
Delta Logo
5:40 am - 11:27 am
BWI
-
LWS
8h 47m
2 stops
$1,249Delta
Wed, Mar 18 - Sun, Mar 22

Delta flights from Lewiston, Idaho to Baltimore

Our best Delta deals on Lewiston, Idaho to Baltimore flight tickets
Delta
Mar 17
LWS12:10 pmLewiston Nez Perce Rgnl
9h 43m
2 stops
BWI12:53 amBaltimore/Washington
Mar 21
BWI7:01 amBaltimore/Washington
7h 26m
1 stop
LWS11:27 amLewiston Nez Perce Rgnl
$628
Delta
Mar 17
LWS12:10 pmLewiston Nez Perce Rgnl
9h 43m
2 stops
BWI12:53 amBaltimore/Washington
Mar 21
BWI5:40 amBaltimore/Washington
8h 47m
2 stops
LWS11:27 amLewiston Nez Perce Rgnl
$729
Delta
Mar 13
LWS12:10 pmLewiston Nez Perce Rgnl
9h 43m
2 stops
BWI12:53 amBaltimore/Washington
Mar 17
BWI11:45 amBaltimore/Washington
14h 15m
2 stops
LWS11:00 pmLewiston Nez Perce Rgnl
$832

momondo Fare Finder

 
Customize your flight search to find flights from Lewiston, Idaho to Baltimore 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, momondo users made 832,500 searches. Data last updated March 2, 2026.
Use the filters below to find and compare flights from Lewiston, Idaho to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Fri 3/13

12:10 pm-12:53 am

2 stops9h 43m

Baltimore/Washington

Tue 3/17

11:45 am-11:00 pm

2 stops14h 15m

$832

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Fri 3/13

12:10 pm-12:53 am

2 stops9h 43m

Baltimore/Washington

Tue 3/17

7:01 am-11:27 am

1 stop7h 26m

$838

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Wed 3/18

12:10 pm-12:53 am

2 stops9h 43m

Baltimore/Washington

Sun 3/22

7:01 am-11:27 am

1 stop7h 26m

$1,074

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Wed 3/18

12:10 pm-12:53 am

2 stops9h 43m

Baltimore/Washington

Sun 3/22

5:40 am-11:27 am

2 stops8h 47m

$1,249

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Mon 4/20

6:09 am-6:17 pm

2 stops9h 08m

$573

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Mon 4/20

6:09 am-6:17 pm

2 stops9h 08m

$685

LewistonBaltimore

LWS - BWI

LWSBWI

Lewiston Nez Perce Rgnl

Mon 4/20

6:09 am-12:38 am

2 stops15h 29m

$1,958

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Lewiston, Idaho to Baltimore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Lewiston Nez Perce Rgnl to Baltimore/Washington?

Delta is the most popular carrier operating from Lewiston Nez Perce Rgnl to Baltimore/Washington

What airlines fly to Baltimore?

Delta, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Baltimore from Lewiston, Idaho according to our data. Delta is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 5 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Lewiston, Idaho to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Lewiston, Idaho to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lewiston, Idaho to Baltimore (LWS to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lewiston, Idaho to Baltimore

Fastest flight time

20h 41m

Direct flights

None
The fastest flight from Lewiston, Idaho to Baltimore takes 20h 41m
There are no direct flights from Lewiston, Idaho to Baltimore. There are no popular flight routes from Lewiston, Idaho to Baltimore.
Search flight deals

  • How far is Lewiston Nez Perce Rgnl to Baltimore/Washington by plane?

    There are 2078.6 mi between Lewiston Nez Perce Rgnl and Baltimore/Washington. A reasonable flight in good conditions will take 20h 41m.

  • When did momondo last update prices for flights from Lewiston Nez Perce Rgnl Airport to Baltimore/Washington Airport?

    Prices for flights from Lewiston Nez Perce Rgnl Airport to Baltimore/Washington Airport are updated daily.

  • How old do you have to be to fly from Lewiston Nez Perce Rgnl Airport to Baltimore/Washington Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lewiston Nez Perce Rgnl Airport to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents required for your trip to Baltimore/Washington Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Baltimore/Washington Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Lewiston to Baltimore?

It is quick and easy to find Lewiston to Baltimore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Baltimore that suits you.

Can I find flights from Lewiston to Baltimore with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Baltimore from Lewiston with this policy.

How can momondo help me find flights from Lewiston to Baltimore?

Once all potential Lewiston to Baltimore flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Lewiston to Baltimore right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Baltimore from Lewiston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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