$120+ Cheap flights from Las Vegas (LAS) to Reagan-National (DCA)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — DCA
Aug 8 — Aug 151
Round-trip
1 adult, Economy
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Find cheap flights from Las Vegas to Reagan-National 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to Washington, D.C. Reagan-National are usually found in December or January, booked 50 days in advance, depart on a Wednesday or Saturday and return on a Saturday
Cheap flight deals from Las Vegas to Reagan-National
Cheapest
Best
Last-minute
One-way
Cheapest flights from Las Vegas to Reagan-NationalExplore the most affordable flight options available from Las Vegas to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
Explore the most affordable flight options available from Las Vegas to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:55 am
LAS
- DCA
1 stop8h 55m
Southwest
Sat 9/267:00 am
DCA
- LAS
Nonstop5h 10m
Southwest
Deal found 7/7![Southwest logo]()
$218
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/2912:15 pm
LAS
- DCA
1 stop6h 59m
United Airlines
Tue 10/64:44 pm
DCA
- LAS
1 stop7h 49m
United Airlines
Deal found 7/8![United Airlines logo]()
$219
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:20 am
LAS
- DCA
1 stop8h 05m
Southwest
Wed 8/124:50 pm
DCA
- LAS
2 stops8h 25m
Southwest
Deal found 7/7![Southwest logo]()
$233
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/3111:55 pm
LAS
- DCA
1 stop7h 04m
United Airlines
Thu 9/38:30 am
DCA
- LAS
1 stop7h 37m
United Airlines
Deal found 7/8![United Airlines logo]()
$249
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:57 am
LAS
- DCA
1 stop13h 02m
Frontier
Sat 8/297:00 am
DCA
- LAS
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$256
This Delta deal was found by Cheapflights users on 7/8. 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.
Wed 8/510:15 pm
LAS
- DCA
1 stop7h 16m
Delta
Mon 8/106:30 pm
DCA
- LAS
1 stop7h 40m
Delta
Deal found 7/8![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:20 am
LAS
- DCA
1 stop8h 05m
Southwest
Tue 10/64:50 pm
DCA
- LAS
2 stops8h 10m
Southwest
Deal found 7/8![Southwest logo]()
$258
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:50 pm
LAS
- DCA
1 stop9h 15m
Southwest
Tue 9/154:50 pm
DCA
- LAS
2 stops8h 25m
Southwest
Deal found 7/8![Southwest logo]()
$263
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:50 pm
LAS
- DCA
1 stop10h 07m
American Airlines
Wed 8/198:00 am
DCA
- LAS
Nonstop5h 07m
American Airlines
Deal found 7/8![American Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:50 am
LAS
- DCA
1 stop7h 06m
Frontier
Sat 10/316:00 pm
DCA
- LAS
1 stop8h 31m
Frontier
Deal found 7/4![Frontier logo]()
$266
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:08 pm
LAS
- DCA
1 stop7h 51m
American Airlines
Wed 8/268:00 am
DCA
- LAS
Nonstop5h 07m
American Airlines
Deal found 7/8![American Airlines logo]()
$267
Best flights from Las Vegas to Reagan-NationalDiscover carefully curated flight deals from Las Vegas to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
Discover carefully curated flight deals from Las Vegas to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 9, 2026.
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/811:50 pm
LAS
- DCA
1 stop6h 05m
United Airlines
Tue 9/1510:58 am
DCA
- LAS
1 stop7h 43m
United Airlines
Deal found 7/8![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 7/4. 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.
Thu 7/3011:10 pm
LAS
- DCA
1 stop6h 30m
Delta
Tue 8/44:00 pm
DCA
- LAS
1 stop8h 13m
Delta
Deal found 7/4![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:50 pm
LAS
- DCA
1 stop9h 15m
Southwest
Tue 9/154:50 pm
DCA
- LAS
2 stops8h 25m
Southwest
Deal found 7/8![Southwest logo]()
$263
This Delta deal was found by Cheapflights users on 7/8. 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 8/311:30 pm
LAS
- DCA
1 stop7h 39m
Delta
Sun 8/95:00 pm
DCA
- LAS
1 stop10h 40m
Delta
Deal found 7/8![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:55 am
LAS
- DCA
1 stop6h 55m
Southwest
Sun 8/166:05 am
DCA
- LAS
1 stop7h 10m
Southwest
Deal found 7/8![Southwest logo]()
$279
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:55 am
LAS
- DCA
2 stops9h 00m
Southwest
Fri 8/1412:55 pm
DCA
- LAS
1 stop7h 50m
Southwest
Deal found 7/6![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 7/7. 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 8/1410:00 pm
LAS
- DCA
1 stop8h 10m
Delta
Sun 8/166:05 am
DCA
- LAS
1 stop7h 28m
Delta
Deal found 7/7![Delta logo]()
$308
This Southwest deal was found by Cheapflights users on 7/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/69:45 am
LAS
- DCA
1 stop8h 10m
Southwest
Thu 8/136:55 am
DCA
- LAS
2 stops9h 30m
Southwest
Deal found 7/5![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:40 am
LAS
- DCA
1 stop8h 15m
Southwest
Fri 8/289:35 am
DCA
- LAS
2 stops9h 00m
Southwest
Deal found 7/7![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:45 am
LAS
- DCA
1 stop8h 10m
Southwest
Fri 8/214:55 pm
DCA
- LAS
2 stops9h 00m
Southwest
Deal found 7/7![Southwest logo]()
$324
Last-minute flights from Las Vegas to Reagan-NationalDiscover last-minute flight deals from Las Vegas to Reagan-National. Data last updated July 9, 2026 and is based on user searches.
Discover last-minute flight deals from Las Vegas to Reagan-National. Data last updated July 9, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:20 am
LAS
- DCA
1 stop8h 05m
Southwest
Wed 8/124:50 pm
DCA
- LAS
2 stops8h 25m
Southwest
Deal found 7/7![Southwest logo]()
$233
This Delta deal was found by Cheapflights users on 7/8. 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.
Wed 8/510:15 pm
LAS
- DCA
1 stop7h 16m
Delta
Mon 8/106:30 pm
DCA
- LAS
1 stop7h 40m
Delta
Deal found 7/8![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:55 am
LAS
- DCA
1 stop8h 55m
Southwest
Sat 9/267:00 am
DCA
- LAS
Nonstop5h 10m
Southwest
Deal found 7/7![Southwest logo]()
$218
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1211:50 pm
LAS
- DCA
1 stop10h 07m
American Airlines
Wed 8/198:00 am
DCA
- LAS
Nonstop5h 07m
American Airlines
Deal found 7/8![American Airlines logo]()
$264
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:05 pm
LAS
- DCA
1 stop6h 50m
Southwest
Sat 8/157:00 am
DCA
- LAS
Nonstop5h 10m
Southwest
Deal found 7/8![Southwest logo]()
$269
This American Airlines deal was found by Cheapflights users on 7/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:08 pm
LAS
- DCA
1 stop7h 51m
American Airlines
Wed 8/268:00 am
DCA
- LAS
Nonstop5h 07m
American Airlines
Deal found 7/8![American Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 7/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:50 am
LAS
- DCA
1 stop7h 24m
American Airlines
Wed 8/268:00 am
DCA
- LAS
Nonstop5h 07m
American Airlines
Deal found 7/5![American Airlines logo]()
$270
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2412:57 am
LAS
- DCA
1 stop13h 02m
Frontier
Sat 8/297:00 am
DCA
- LAS
1 stop13h 29m
Frontier
Deal found 7/8![Frontier logo]()
$256
This United Airlines deal was found by Cheapflights users on 7/8. 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 8/3111:55 pm
LAS
- DCA
1 stop7h 04m
United Airlines
Thu 9/38:30 am
DCA
- LAS
1 stop7h 37m
United Airlines
Deal found 7/8![United Airlines logo]()
$249
One-way flights from Las Vegas to Reagan-NationalSearch for one-way flight options from Las Vegas to Reagan-National. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
Search for one-way flight options from Las Vegas to Reagan-National. Find affordable one-way fares based on user searches. Data last updated July 9, 2026.
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Wed 9/3012:15 pm
LAS
- DCA
1 stop6h 59m
United Airlines
Deal found 7/8![United Airlines logo]()
$120
This United Airlines deal was found by Cheapflights users on 7/7. 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 9/2811:50 pm
LAS
- DCA
1 stop7h 09m
United Airlines
Deal found 7/7![United Airlines logo]()
$125
This Super.com deal was found by Cheapflights users on 7/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:35 am
LAS
- DCA
1 stop8h 23m
Frontier
Deal found 7/8![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:57 am
LAS
- DCA
1 stop8h 54m
Frontier
Deal found 7/8![Frontier logo]()
$128
This Delta deal was found by Cheapflights users on 7/8. 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 8/310:45 pm
LAS
- DCA
1 stop6h 51m
Delta
Deal found 7/8![Delta logo]()
$129
This Southwest deal was found by Cheapflights users on 7/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/219:15 am
LAS
- DCA
Nonstop4h 30m
Southwest
Deal found 7/7![Southwest logo]()
$130
This Trip.com deal was found by Cheapflights users on 7/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1412:59 am
LAS
- DCA
1 stop8h 52m
Frontier
Deal found 7/8![Frontier logo]()
$132
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/308:55 am
LAS
- DCA
2 stops9h 00m
Southwest
Deal found 7/8![Southwest logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:34 pm
LAS
- DCA
1 stop15h 15m
Frontier
Deal found 7/6![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:35 am
LAS
- DCA
1 stop8h 23m
Frontier
Deal found 7/4![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 7/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:45 am
LAS
- DCA
2 stops10h 05m
Southwest
Deal found 7/8![Southwest logo]()
$145
Find flight deals from Las Vegas to Reagan-National
Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Reagan-National (DCA). 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 July 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $218 (Southwest) |
One-way from | $120 (United Airlines) |
Popular in | April |
Cheapest in | December |
Average price | $541 |
Good round-trip deal | $448 or less |
Good one-way deal | $269 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Las Vegas to Reagan-National 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 July 9, 2026.
Use the filters below to find and compare flights from Las Vegas to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Tue 9/8
11:50 pm-8:55 am
1 stop6h 05m
Washington, D.C. Reagan-National
Tue 9/15
10:58 am-3:41 pm
1 stop7h 43m
$249
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Thu 7/30
11:10 pm-8:40 am
1 stop6h 30m
Washington, D.C. Reagan-National
Tue 8/4
4:00 pm-9:13 pm
1 stop8h 13m
$257
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Mon 8/3
11:30 pm-10:09 am
1 stop7h 39m
Washington, D.C. Reagan-National
Sun 8/9
5:00 pm-12:40 am
1 stop10h 40m
$257
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Tue 9/8
10:50 pm-11:05 am
1 stop9h 15m
Washington, D.C. Reagan-National
Tue 9/15
4:50 pm-10:15 pm
2 stops8h 25m
$263
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Fri 8/14
7:55 am-5:50 pm
1 stop6h 55m
Washington, D.C. Reagan-National
Sun 8/16
6:05 am-10:15 am
1 stop7h 10m
$279
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Wed 8/5
8:55 am-8:55 pm
2 stops9h 00m
Washington, D.C. Reagan-National
Fri 8/14
12:55 pm-5:45 pm
1 stop7h 50m
$302
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Fri 8/14
10:00 pm-9:10 am
1 stop8h 10m
Washington, D.C. Reagan-National
Sun 8/16
6:05 am-10:33 am
1 stop7h 28m
$308
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Thu 8/6
9:45 am-8:55 pm
1 stop8h 10m
Washington, D.C. Reagan-National
Thu 8/13
6:55 am-1:25 pm
2 stops9h 30m
$320
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Fri 8/21
10:40 am-9:55 pm
1 stop8h 15m
Washington, D.C. Reagan-National
Fri 8/28
9:35 am-3:35 pm
2 stops9h 00m
$324
Las VegasWashington, D.C.
LAS - DCA
LASDCA
Las Vegas Harry Reid Intl
Fri 8/14
9:45 am-8:55 pm
1 stop8h 10m
Washington, D.C. Reagan-National
Fri 8/21
4:55 pm-10:55 pm
2 stops9h 00m
$324
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Las Vegas to Reagan-National
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to Reagan-National in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Las Vegas-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Las Vegas-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Las Vegas-Washington, D.C. Reagan-National Airport 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 Las Vegas to Reagan-National
Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Las Vegas with our price prediction graph.
LAS-DCA
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 Las Vegas to Washington, D.C. Reagan-National Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Las Vegas to Washington, D.C. Reagan-National Airport?
The price you pay for your flight from Las Vegas to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Las Vegas to Washington, D.C. Reagan-National Airport?
Currently, December is the cheapest month in which you can book a flight from Las Vegas to Washington, D.C. Reagan-National Airport (average of $258). Flying from Las Vegas to Washington, D.C. Reagan-National Airport in April is currently the most expensive (average of $556). 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.
What is the cheapest time of day to fly from LAS to DCA?
Find hourly flight availability from Las Vegas to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 9, 2026.
When flying from Las Vegas to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Las Vegas to Washington, D.C. delayed?
About 19% of weekly flights between Las Vegas and Washington, D.C. have experienced delays in the past year, with the average delay time being 133 minutes.
What is the most punctual flight time for Las Vegas to Washington, D.C. flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Las Vegas to Washington, D.C. flights?
Over the last year, American Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
Reviews of airlines servicing Reagan-National
Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated July 9, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andAmerican Airlines from Las Vegas to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Overall
7.9
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Las Vegas to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Reagan-National Airport?
Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locationsAlexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge
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Las Vegas and Reagan-National flights
Browse other Las Vegas and Reagan-National flight options. Last updated on July 9, 2026.
Other flights from Las Vegas
Browse through other flights departing from Las Vegas. Flights are based on user searches made on Cheapflights and were last updated on July 9, 2026.
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Other flights to Reagan-National
Explore flights to Reagan-National departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 9, 2026.
Top 5 airlines flying from Las Vegas to Reagan-National
Discover the top 5 airlines that operate flights from Las Vegas to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$295 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$233 | Average$527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$447 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$306 | Average$591 | FlexibilityNo cancel fee | On-time63% |