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Find cheap United Airlines flights to Baltimore

RDU — BWI
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find United Airlines flight deals to Baltimore

Cheapest United Airlines flights from USA to Baltimore
Explore the most affordable United Airlines flight options available from USA to Baltimore. Find the lowest fares with prices last updated on July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 am
ORD
-
BWI
Nonstop2h 09m
United Airlines
Wed 8/1910:25 am
BWI
-
ORD
Nonstop2h 20m
United Airlines
Deal found 7/27$191
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:00 am
ORD
-
BWI
Nonstop2h 09m
United Airlines
Mon 8/175:40 pm
BWI
-
ORD
Nonstop2h 20m
United Airlines
Deal found 7/22$192
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:49 am
ORD
-
BWI
Nonstop2h 09m
United Airlines
Fri 8/211:00 pm
BWI
-
ORD
Nonstop2h 20m
United Airlines
Deal found 7/24$249

Flights to Baltimore with United Airlines at a glance

Find detailed information about United Airlines flights from USA to Baltimore. Explore the options provided by United Airlines to plan your journey from USA to Baltimore. Data last updated July 27, 2026.

Popular in

July

Cheapest in

January

Average price

$415

Round-trip from

$182

One-way from

$104
Highest demand for flights to Baltimore with United Airlines; 10% potential price increase.
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Best time to find cheap flights to Baltimore with United Airlines; 2% potential price drop.
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Average price for flights to Baltimore with United Airlines (round-trip).
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United Airlines
  • United Airlines
  • 9/3-9/6
  • Nonstop
  • 4h 30m total
  • USA to Baltimore
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United Airlines
  • United Airlines
  • 8/17
  • Nonstop
  • 2h 09m total
  • USA to Baltimore
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Cheapflights Insights

Find cheap United Airlines flights to Baltimore

How long is the flight to Baltimore with United Airlines?

On average, United Airlines flights from the United States to Baltimore take 3 hours 0 minutes. Flights to Baltimore from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

United Airlines weekly flight availability to Baltimore

The most flights to Baltimore operated by United Airlines are scheduled on a Sunday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 on average).

When is the best time to book a flight to Baltimore with United Airlines?

The best time to book a flight to Baltimore with United Airlines is 78 days before departure. On average, fares are higher if you book on the same day as departure.

When is the cheapest time to fly to Baltimore with United Airlines?

Users looking for the cheapest United Airlines fares to Baltimore should consider flying on Saturday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday mornings, when prices are usually at their highest.

FAQs about flights to Baltimore with United Airlines

  • Which airport do United Airlines flights arrive at when travelling to Baltimore?

    United Airlines flights on this route tend to land at Baltimore/Washington Airport.

  • Is United Airlines the cheapest airline for a flight to Baltimore?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Baltimore tends to be with Allegiant Air.

  • Are there alternative airlines other than United Airlines that fly to Baltimore?

    Southwest, Frontier and Spirit Airlines all fly to Baltimore and offer an alternative to United Airlines.

  • How much is a flight to Baltimore with United Airlines?

    The average price for a return flight with United Airlines is $457; with a one-way flight around $304.

See more FAQs

Reviews of United Airlines

See what Cheapflights users have to say about their United Airlines experience.
United Airlines
7.4
Good
10,000 reviews
Overview

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

Popular United Airlines flights

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Other airports near Baltimore/Washington

Other Baltimore travelers fly to these airports near Baltimore/Washington.
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