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$507+ Cheap flights from Pasco (PSC) to Heathrow (LHR)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — LHR
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Pasco to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Pasco (PSC) to Heathrow (LHR). 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 3, 2025.

Round-trip from

$625
(Delta)

One-way from

$507
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$1,268
From Pasco Tri Cities to London Heathrow
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One-way flight from Pasco Tri Cities to London Heathrow
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Highest demand for flights based on searches. 27% potential increase in price ($410 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Pasco to Heathrow

Cheapest flights from Pasco to Heathrow
Explore the most affordable flight options available from Pasco to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta deal was found by Cheapflights users on 7/3. 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.
Sun 8/36:45 amPSC - LHR
1 stop22h 25mDelta
Tue 8/196:15 amLHR - PSC
2 stops24h 30mDelta
Deal found 7/3$625
This KLM deal was found by Cheapflights users on 7/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/31:00 pmPSC - LHR
1 stop17h 15mKLM
Tue 8/195:25 pmLHR - PSC
1 stop13h 20mKLM
Deal found 7/3$634
This American Airlines deal was found by Cheapflights users on 7/2. 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 8/132:29 pmPSC - LHR
1 stop14h 21mMultiple Airlines
Wed 8/202:45 pmLHR - PSC
1 stop17h 10mMultiple Airlines
Deal found 7/2$654
This Virgin Atlantic deal was found by Cheapflights users on 7/3. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/31:00 pmPSC - LHR
2 stops48h 25mVirgin Atlantic
Tue 8/191:25 pmLHR - PSC
2 stops18h 01mVirgin Atlantic
Deal found 7/3$658
This United Airlines deal was found by Cheapflights users on 7/3. 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 9/25:30 amPSC - LHR
2 stops17h 00mUnited Airlines
Tue 9/99:30 amLHR - PSC
2 stops45h 38mUnited Airlines
Deal found 7/3$731
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 8/162:29 pmPSC - LHR
1 stop14h 21mAmerican Airlines
Sat 8/2311:05 amLHR - PSC
2 stops17h 43mAmerican Airlines
Deal found 7/2$762
This Scandinavian Airlines deal was found by Cheapflights users on 7/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/131:00 pmPSC - LHR
3 stops21h 30mScandinavian Airlines
Wed 8/206:40 amLHR - PSC
2 stops24h 05mScandinavian Airlines
Deal found 7/2$840

Cheapflights Fare Finder

Customize your flight search to find flights from Pasco to Heathrow 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 3, 2025.
Use the filters below to find and compare flights from Pasco to London Heathrow Airport that are best for you.

Fly from

Pasco

Fly to

Heathrow

Route

Depart

Return

Price

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 8/3

6:45 am-1:10 pm

1 stop22h 25m

London Heathrow

Tue 8/19

6:15 am-10:45 pm

2 stops24h 30m

$625

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 8/3

1:00 pm-2:15 pm

1 stop17h 15m

London Heathrow

Tue 8/19

5:25 pm-10:45 pm

1 stop13h 20m

$634

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 8/13

2:29 pm-12:50 pm

1 stop14h 21m

London Heathrow

Wed 8/20

2:45 pm-11:55 pm

1 stop17h 10m

$654

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 8/3

1:00 pm-9:25 pm

2 stops48h 25m

London Heathrow

Tue 8/19

1:25 pm-11:26 pm

2 stops18h 01m

$658

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 9/2

5:30 am-6:30 am

2 stops17h 00m

London Heathrow

Tue 9/9

9:30 am-11:08 pm

2 stops45h 38m

$731

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sat 8/16

2:29 pm-12:50 pm

1 stop14h 21m

London Heathrow

Sat 8/23

11:05 am-8:48 pm

2 stops17h 43m

$762

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 8/13

1:00 pm-6:30 pm

3 stops21h 30m

London Heathrow

Wed 8/20

6:40 am-10:45 pm

2 stops24h 05m

$840

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 7/8

7:00 am-8:00 am

1 stop17h 00m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Pasco to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Pasco 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 Pasco to London Heathrow Airport

What is the cheapest month to book a flight from Pasco to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Pasco to London Heathrow Airport (average of $661). Flying from Pasco to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with Delta, KLM, and United Airlines from Pasco to London Heathrow 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.
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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!
Scandinavian Airlines
7.3
Good
1,416 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

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

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

  • What airport do you fly from for flights from Pasco to London Heathrow?

    Pasco Tri Cities (PSC), located 1.9 mi from the city center, is the airport you fly out of when you book flights from Pasco to London Heathrow. 2 airlines have flights from Tri Cities to London Heathrow on a regular basis. Booking flights from Pasco Tri Cities to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • What are the cheapest airlines flying from Pasco to London Heathrow Airport round-trip?

    Our cheapest airline available from Pasco to London Heathrow Airport is Delta. Our recent data shows that you can find tickets from as low as $625 on this airline. Additional options worth looking into are KLM and Virgin Atlantic, starting at $634 and $658 round-trip. Delta is priced at 43% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Pasco to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Pasco to Heathrow?

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

  • Can I find deals for business class flights from Pasco to Heathrow?

    Yes. Cheapflights offers flight deals from Pasco to Heathrow 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 Pasco to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Pasco to London Heathrow Airport (average of $661). Flying from Pasco to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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

Traveling to a place near Pasco?

Book flights to Pasco if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Aylesbury
Chelmsford
Brentwood
Chichester
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Pasco to Heathrow

Discover the top 2 airlines that operate flights from Pasco to Heathrow. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$614Average$874FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$696Average$863FlexibilityNo cancel feeOn-time69%

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