How far in advance should I book tickets for a flight with United Airlines from Los Angeles to Washington, D.C.?

Generally, when trying to get a below average price for your ticket, try to book around 20 days before departure. For the cheapest possible price, our data suggests booking 68 days before departure.

Is United Airlines the cheapest airline to fly with from Los Angeles to Washington, D.C.?

With an average price of $374 return, United Airlines is not the cheapest airline to fly from Los Angeles to Washington, D.C. with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $216 on average.

Does United Airlines fly direct to Washington, D.C. from Los Angeles?

Yes, United Airlines does offer direct flights for the route, with around 15 flights per week.

What’s the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines?

On average, the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines is Tuesday, when prices are around $108. The most expensive day is generally Sunday, where the average price is around $113.

What’s the cheapest month to fly from Los Angeles to Washington, D.C. with United Airlines?

The cheapest month for United Airlines flights to Washington, D.C. from Los Angeles is generally May, where plane tickets cost $183 on average. If possible, try to avoid the most expensive months of September and December, where tickets cost $248 and $298 respectively.

$149 Cheap United Airlines Flights from Los Angeles to Washington, D.C.

LAX - WAS

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Flight Deals

Cheap United Airlines Flight Deals from Los Angeles to Washington, D.C.

Here are some of the best deals found on KAYAK recently from United Airlines for round-trip flights from Los Angeles to Washington, D.C. that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip United Airlines flight deals from Los Angeles to Washington, D.C.

Wed, Jan 14 - Wed, Jan 21

11:25 pm - 7:14 am

LAX

IAD

4h 49mnonstop

6:45 pm - 9:41 pm

IAD

LAX

5h 56mnonstop

$257United Airlines

Mon, Jan 12 - Sun, Jan 18

5:50 am - 3:57 pm

LAX

DCA

7h 07m1 stop

10:30 am - 3:31 pm

DCA

LAX

8h 01m1 stop

$272United Airlines

Wed, Mar 18 - Sun, Mar 22

9:29 pm - 5:21 am

LAX

IAD

4h 52mnonstop

10:05 pm - 1:09 am

IAD

LAX

6h 04mnonstop

$277United Airlines

Tue, Feb 3 - Fri, Feb 13

1:25 pm - 9:20 pm

LAX

IAD

4h 55mnonstop

10:05 pm - 1:09 am

IAD

LAX

6h 04mnonstop

$279United Airlines

Sat, Jan 10 - Sat, Jan 17

8:40 am - 4:22 pm

LAX

IAD

4h 42mnonstop

8:25 am - 11:25 am

IAD

LAX

6h 00mnonstop

$289United Airlines

Wed, Mar 18 - Mon, Apr 6

5:55 am - 3:59 pm

LAX

DCA

7h 04m1 stop

7:00 pm - 11:51 pm

DCA

LAX

7h 51m1 stop

$292United Airlines

Sun, Jan 11 - Tue, Jan 13

11:25 pm - 7:14 am

LAX

IAD

4h 49mnonstop

8:25 am - 11:25 am

IAD

LAX

6h 00mnonstop

$297United Airlines

Sat, Jan 17 - Sat, Jan 17

10:34 am - 6:29 pm

LAX

IAD

4h 55mnonstop

10:12 pm - 12:03 pm

IAD

LAX

16h 51m1 stop

$308United Airlines

Fri, Mar 13 - Mon, Mar 16

9:29 pm - 5:21 am

LAX

IAD

4h 52mnonstop

10:05 pm - 1:09 am

IAD

LAX

6h 04mnonstop

$310United Airlines

Wed, Jan 14 - Wed, Jan 21

1:25 pm - 9:26 pm

LAX

BWI

5h 01mnonstop

8:00 am - 10:57 am

BWI

LAX

5h 57mnonstop

$311United Airlines

Useful Info

Low season	August
High season	May
Cheapest flight	$149
Average price round-trip	$525
Good deal round-trip	$446
Good deal one-way	$839

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly and prices are also 7% lower on average.

Flight from Los Angeles to Washington Dulles Airport

(avg. price over the last 2 weeks)

or less

When to Book Flights with United Airlines from Los Angeles to Washington, D.C.

Average price per month

Flight prices as travel date approaches

How far in advance should I book tickets for a flight with United Airlines from Los Angeles to Washington, D.C.?
Generally, when trying to get a below average price for your ticket, try to book around 20 days before departure. For the cheapest possible price, our data suggests booking 68 days before departure.
Is United Airlines the cheapest airline to fly with from Los Angeles to Washington, D.C.?
With an average price of $374 return, United Airlines is not the cheapest airline to fly from Los Angeles to Washington, D.C. with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $216 on average.
What is the cheapest United Airlines flight from Los Angeles to Washington, D.C.?
In the last 3 days, the lowest price for a flight with United Airlines from Los Angeles to Washington, D.C. was $232 for a return flight and $109 for a one-way flight.
Does United Airlines fly direct to Washington, D.C. from Los Angeles?
Yes, United Airlines does offer direct flights for the route, with around 15 flights per week.
What’s the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines?
On average, the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines is Tuesday, when prices are around $108. The most expensive day is generally Sunday, where the average price is around $113.
What’s the cheapest month to fly from Los Angeles to Washington, D.C. with United Airlines?
The cheapest month for United Airlines flights to Washington, D.C. from Los Angeles is generally May, where plane tickets cost $183 on average. If possible, try to avoid the most expensive months of September and December, where tickets cost $248 and $298 respectively.

7.4

Good9,094 verified ratings

7.3Comfort

7.7Boarding

6.6Food

8.1Crew

7.1Entertainment

Pros +

Flight was quick and easy. (in 2447 reviews)

Show reviews that mention

2.0 Poor

Sally, Dec 2025

LGA

DEN

It was 11 hours DELAYED BOARDED AND RE BOARDED 3 times

10.0 Wonderful

Roger, Dec 2025

CAE

ORD

The flight was on time. I generally don’t drink or eat on short flights and the seats were good and the flight attendants were friendly. That’s all I expect

6.0 Okay

Sue, Dec 2025

SJO

SFO

Movie selection is good. Crew did not understand mileage program and were no help. Sick later. Food?

10.0 Wonderful

Bill, Dec 2025

LHR

IAH

Staff on board was excellent. Positive upbeat helpful- like it used to be.

8.0 Very good

Eurico Hiromitsu, Dec 2025

ORD

GRU

Razoavel

8.0 Very good

Eurico Hiromitsu, Dec 2025

HND

ORD

Razoavel

10.0 Wonderful

Michele, Dec 2025

RSW

ORD

It was nice to have gotten up upgraded to first class with a meal on a three hour flight

4.0 Mediocre

David, Dec 2025

AUA

EWR

For an expensive flight to another country, United has a lot of nerve serving pretzels and no meals (unless, of course, you want to buy something to eat). Unacceptable.

8.0 Very good

Steven, Dec 2025

SAN

DEN

The seats are not comfortable and cramped

10.0 Wonderful

Verified traveler, Dec 2025

MCI

IAH

It was great. No change

Everything you need to know for your flight from Los Angeles to Washington, D.C.

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United Airlines flights

Other airlines flying from Los Angeles to Washington, D.C.

American Airlines flights from Los Angeles to Washington, D.C.

Delta flights from Los Angeles to Washington, D.C.

Spirit Airlines flights from Los Angeles to Washington, D.C.

Alaska Airlines flights from Los Angeles to Washington, D.C.

LAX - WAS

$149 Find Cheap United Airlines Flights from Los Angeles to Washington, D.C.

Search hundreds of travel sites at once for deals on United Airlines flights from Los Angeles to Washington, D.C.

Cheap United Airlines Flight Deals from Los Angeles to Washington, D.C.

Recent round-trip United Airlines flight deals from Los Angeles to Washington, D.C.

Recent one-way United Airlines flight deals from Los Angeles to Washington, D.C.

Recent last minute United Airlines flight deals from Los Angeles to Washington, D.C.

Recent direct United Airlines flight deals from Los Angeles to Washington, D.C.

Good to know

When to Book Flights with United Airlines from Los Angeles to Washington, D.C.

FAQs for flying to Washington, D.C. with United Airlines

How far in advance should I book tickets for a flight with United Airlines from Los Angeles to Washington, D.C.?

Generally, when trying to get a below average price for your ticket, try to book around 20 days before departure. For the cheapest possible price, our data suggests booking 68 days before departure.

Is United Airlines the cheapest airline to fly with from Los Angeles to Washington, D.C.?

With an average price of $374 return, United Airlines is not the cheapest airline to fly from Los Angeles to Washington, D.C. with. Instead, for the lowest price, our data suggests flying with Spirit Airlines, where a return flight costs $216 on average.

What is the cheapest United Airlines flight from Los Angeles to Washington, D.C.?

In the last 3 days, the lowest price for a flight with United Airlines from Los Angeles to Washington, D.C. was $232 for a return flight and $109 for a one-way flight.

Does United Airlines fly direct to Washington, D.C. from Los Angeles?

Yes, United Airlines does offer direct flights for the route, with around 15 flights per week.

What’s the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines?

On average, the cheapest day of the week to fly from Los Angeles to Washington, D.C. with United Airlines is Tuesday, when prices are around $108. The most expensive day is generally Sunday, where the average price is around $113.

What’s the cheapest month to fly from Los Angeles to Washington, D.C. with United Airlines?

The cheapest month for United Airlines flights to Washington, D.C. from Los Angeles is generally May, where plane tickets cost $183 on average. If possible, try to avoid the most expensive months of September and December, where tickets cost $248 and $298 respectively.

United Airlines Customer Reviews

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Everything you need to know for your flight from Los Angeles to Washington, D.C.

Other airlines flying from Los Angeles to Washington, D.C.

Flights from the other most popular airlines that fly from Los Angeles to Washington, D.C. according to KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

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The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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The most popular destinations for flights with United Airlines according to clicks from KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.